Erweiterungen

pom.xml

@@ -35,6 +35,14 @@
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>
+            <!-- Spring AI BOM -->
+            <dependency>
+                <groupId>org.springframework.ai</groupId>
+                <artifactId>spring-ai-bom</artifactId>
+                <version>1.0.0</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
         </dependencies>
     </dependencyManagement>
 
@@ -147,6 +155,18 @@
             <version>5.0.5</version>
         </dependency>
 
+        <!-- Spring AI OpenAI (LM Studio kompatibel) -->
+        <dependency>
+            <groupId>org.springframework.ai</groupId>
+            <artifactId>spring-ai-starter-model-openai</artifactId>
+        </dependency>
+
+        <!-- MCP Server mit WebMVC Transport -->
+        <dependency>
+            <groupId>org.springframework.ai</groupId>
+            <artifactId>spring-ai-starter-mcp-server-webmvc</artifactId>
+        </dependency>
+
         <!-- Test Dependencies -->
         <dependency>
             <groupId>org.springframework.boot</groupId>
@@ -321,6 +341,14 @@
                 <enabled>false</enabled>
             </snapshots>
         </repository>
+        <repository>
+            <id>spring-milestones</id>
+            <name>Spring Milestones</name>
+            <url>https://repo.spring.io/milestone</url>
+            <snapshots>
+                <enabled>false</enabled>
+            </snapshots>
+        </repository>
     </repositories>
 
     <pluginRepositories>

src/main/java/de/assecutor/votianlt/ai/config/LlmConfig.java

@@ -0,0 +1,36 @@
+package de.assecutor.votianlt.ai.config;
+
+import jakarta.annotation.PostConstruct;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Configuration;
+
+/**
+ * Configuration for LLM integration via LM Studio.
+ * LM Studio provides an OpenAI-compatible API.
+ */
+@Configuration
+@Slf4j
+public class LlmConfig {
+
+    @Value("${spring.ai.openai.base-url:http://192.168.180.10:1234}")
+    private String baseUrl;
+
+    @Value("${spring.ai.openai.chat.options.model:local-model}")
+    private String model;
+
+    @PostConstruct
+    public void logConfig() {
+        log.info("LLM Configuration initialized:");
+        log.info("  Base URL: {}", baseUrl);
+        log.info("  Model: {}", model);
+    }
+
+    public String getBaseUrl() {
+        return baseUrl;
+    }
+
+    public String getModel() {
+        return model;
+    }
+}

src/main/java/de/assecutor/votianlt/ai/service/AiStatisticsService.java

@@ -0,0 +1,383 @@
+package de.assecutor.votianlt.ai.service;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import de.assecutor.votianlt.model.JobStatus;
+import de.assecutor.votianlt.service.JobStatisticsService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.ai.chat.client.ChatClient;
+import org.springframework.ai.chat.model.ChatModel;
+import org.springframework.stereotype.Service;
+
+import java.time.Month;
+import java.time.Year;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Service for AI-assisted statistics analysis with chart visualization.
+ * Uses LM Studio via OpenAI-compatible API and local job statistics.
+ */
+@Service
+@Slf4j
+public class AiStatisticsService {
+
+    private final ChatClient chatClient;
+    private final JobStatisticsService statisticsService;
+    private final ObjectMapper objectMapper;
+
+    public AiStatisticsService(ChatModel chatModel, JobStatisticsService statisticsService) {
+        this.chatClient = ChatClient.builder(chatModel).build();
+        this.statisticsService = statisticsService;
+        this.objectMapper = new ObjectMapper();
+        log.info("AiStatisticsService initialized");
+    }
+
+    /**
+     * Response record containing text and optional chart data.
+     */
+    public record StatisticsResponse(
+            String textResponse,
+            String chartType,
+            String chartData
+    ) {}
+
+    /**
+     * Analyze a statistics query and return a response with optional visualization.
+     */
+    public StatisticsResponse analyzeStatisticsQuery(String userQuery) {
+        log.info("Processing statistics query: {}", userQuery);
+
+        // Gather current statistics
+        String statisticsContext = buildStatisticsContext();
+
+        // Determine query type and prepare chart data
+        QueryAnalysis analysis = analyzeQueryType(userQuery);
+
+        // Build prompt for LLM
+        String prompt = buildPrompt(userQuery, statisticsContext, analysis);
+
+        try {
+            // Get LLM response
+            String llmResponse = chatClient.prompt()
+                    .user(prompt)
+                    .call()
+                    .content();
+
+            log.info("LLM response received");
+
+            // Build chart data based on query type
+            String chartType = analysis.chartType;
+            String chartData = analysis.chartData;
+
+            return new StatisticsResponse(llmResponse, chartType, chartData);
+
+        } catch (Exception e) {
+            log.error("Error calling LLM: {}", e.getMessage(), e);
+            // Fallback: Return statistics without LLM analysis
+            return new StatisticsResponse(
+                    buildFallbackResponse(analysis),
+                    analysis.chartType,
+                    analysis.chartData
+            );
+        }
+    }
+
+    private record QueryAnalysis(
+            String queryType,
+            String chartType,
+            String chartData
+    ) {}
+
+    private QueryAnalysis analyzeQueryType(String query) {
+        String lowerQuery = query.toLowerCase();
+
+        // Status-bezogene Anfragen
+        if (lowerQuery.contains("status") || lowerQuery.contains("offen") ||
+                lowerQuery.contains("abgeschlossen") || lowerQuery.contains("zählen") ||
+                lowerQuery.contains("anzahl") || lowerQuery.contains("wie viele")) {
+            return new QueryAnalysis("status", "doughnut", buildStatusChartData());
+        }
+
+        // Umsatz-bezogene Anfragen
+        if (lowerQuery.contains("umsatz") || lowerQuery.contains("revenue") ||
+                lowerQuery.contains("kunde") || lowerQuery.contains("customer") ||
+                lowerQuery.contains("einnahmen")) {
+            return new QueryAnalysis("revenue", "bar", buildRevenueChartData());
+        }
+
+        // Trend-bezogene Anfragen
+        if (lowerQuery.contains("trend") || lowerQuery.contains("monat") ||
+                lowerQuery.contains("entwicklung") || lowerQuery.contains("jahr") ||
+                lowerQuery.contains("verlauf")) {
+            return new QueryAnalysis("trend", "line", buildTrendChartData());
+        }
+
+        // Task-bezogene Anfragen
+        if (lowerQuery.contains("task") || lowerQuery.contains("aufgabe") ||
+                lowerQuery.contains("erledigt")) {
+            return new QueryAnalysis("tasks", "doughnut", buildTaskChartData());
+        }
+
+        // Allgemeine Übersicht
+        return new QueryAnalysis("overview", "bar", buildOverviewChartData());
+    }
+
+    private String buildStatusChartData() {
+        Map<JobStatus, Long> statusCounts = statisticsService.getJobCountsByStatus();
+
+        List<String> labels = new ArrayList<>();
+        List<Long> data = new ArrayList<>();
+        // Moderne Farbpalette mit satteren Farben
+        List<String> colors = List.of(
+                "#06b6d4",   // CREATED - cyan
+                "#f59e0b",   // IN_PROGRESS - amber
+                "#3b82f6",   // PICKUP_SCHEDULED - blau
+                "#8b5cf6",   // PICKED_UP - violett
+                "#f97316",   // IN_TRANSIT - orange
+                "#22c55e",   // DELIVERED - grün
+                "#6366f1",   // COMPLETED - indigo
+                "#ef4444"    // CANCELLED - rot
+        );
+
+        for (JobStatus status : JobStatus.values()) {
+            Long count = statusCounts.getOrDefault(status, 0L);
+            if (count > 0) {
+                labels.add(status.getDisplayName());
+                data.add(count);
+            }
+        }
+
+        return buildChartJson(labels, data, colors.subList(0, Math.min(labels.size(), colors.size())), "Aufträge");
+    }
+
+    private String buildRevenueChartData() {
+        var topCustomers = statisticsService.getTopCustomersByRevenue(10);
+
+        List<String> labels = new ArrayList<>();
+        List<Double> data = new ArrayList<>();
+
+        for (var entry : topCustomers) {
+            labels.add(entry.getKey() != null ? entry.getKey() : "Unbekannt");
+            data.add(entry.getValue().doubleValue());
+        }
+
+        // Gradient-ähnliche Farbpalette für Balken
+        List<String> colors = List.of(
+                "#6366f1", "#8b5cf6", "#a855f7", "#c084fc",
+                "#d8b4fe", "#e9d5ff", "#f3e8ff", "#faf5ff",
+                "#ede9fe", "#ddd6fe"
+        );
+        return buildChartJsonDouble(labels, data, colors.subList(0, Math.min(labels.size(), colors.size())), "Umsatz (EUR)");
+    }
+
+    private String buildTrendChartData() {
+        int currentYear = Year.now().getValue();
+        Map<Month, Long> monthlyData = statisticsService.getMonthlyJobCounts(currentYear);
+
+        List<String> labels = List.of("Jan", "Feb", "Mär", "Apr", "Mai", "Jun",
+                "Jul", "Aug", "Sep", "Okt", "Nov", "Dez");
+        List<Long> data = new ArrayList<>();
+
+        for (Month month : Month.values()) {
+            data.add(monthlyData.getOrDefault(month, 0L));
+        }
+
+        return String.format("""
+                {
+                    "labels": %s,
+                    "datasets": [{
+                        "label": "Aufträge %d",
+                        "data": %s,
+                        "borderColor": "#6366f1",
+                        "backgroundColor": "rgba(99, 102, 241, 0.15)",
+                        "pointBackgroundColor": "#6366f1",
+                        "pointBorderColor": "#fff",
+                        "pointBorderWidth": 2,
+                        "pointRadius": 5,
+                        "pointHoverRadius": 7,
+                        "tension": 0.4,
+                        "fill": true
+                    }]
+                }
+                """, toJsonArray(labels), currentYear, data);
+    }
+
+    private String buildTaskChartData() {
+        Map<String, Long> taskStats = statisticsService.getTaskCompletionStats();
+
+        List<String> labels = List.of("Erledigt", "Ausstehend");
+        List<Long> data = List.of(
+                taskStats.getOrDefault("completed", 0L),
+                taskStats.getOrDefault("pending", 0L)
+        );
+        List<String> colors = List.of("#22c55e", "#f59e0b");
+
+        return buildChartJson(labels, data, colors, "Aufgaben");
+    }
+
+    private String buildOverviewChartData() {
+        Map<JobStatus, Long> statusCounts = statisticsService.getJobCountsByStatus();
+
+        long total = statisticsService.getTotalJobCount();
+        long completed = statusCounts.getOrDefault(JobStatus.COMPLETED, 0L);
+        long inProgress = statusCounts.getOrDefault(JobStatus.IN_PROGRESS, 0L);
+        long open = total - completed - statusCounts.getOrDefault(JobStatus.CANCELLED, 0L);
+
+        List<String> labels = List.of("Gesamt", "Abgeschlossen", "In Bearbeitung", "Offen");
+        List<Long> data = List.of(total, completed, inProgress, open);
+        List<String> colors = List.of("#3b82f6", "#22c55e", "#f59e0b", "#06b6d4");
+
+        return buildChartJson(labels, data, colors, "Aufträge");
+    }
+
+    private String buildChartJson(List<String> labels, List<Long> data, List<String> colors, String label) {
+        return String.format("""
+                {
+                    "labels": %s,
+                    "datasets": [{
+                        "label": "%s",
+                        "data": %s,
+                        "backgroundColor": %s,
+                        "borderWidth": 1
+                    }]
+                }
+                """, toJsonArray(labels), label, data, toJsonArray(colors));
+    }
+
+    private String buildChartJsonDouble(List<String> labels, List<Double> data, List<String> colors, String label) {
+        return String.format("""
+                {
+                    "labels": %s,
+                    "datasets": [{
+                        "label": "%s",
+                        "data": %s,
+                        "backgroundColor": %s,
+                        "borderWidth": 1
+                    }]
+                }
+                """, toJsonArray(labels), label, data, toJsonArray(colors));
+    }
+
+    private String toJsonArray(List<String> list) {
+        try {
+            return objectMapper.writeValueAsString(list);
+        } catch (JsonProcessingException e) {
+            return "[]";
+        }
+    }
+
+    private String buildStatisticsContext() {
+        StringBuilder context = new StringBuilder();
+
+        // Job counts by status
+        var statusCounts = statisticsService.getJobCountsByStatus();
+        context.append("**Aktuelle Auftragsstatistiken:**\n");
+        statusCounts.forEach((status, count) ->
+                context.append(String.format("- %s: %d Aufträge\n", status.getDisplayName(), count)));
+
+        // Totals
+        context.append(String.format("\n**Gesamtübersicht:**\n"));
+        context.append(String.format("- Gesamtanzahl Aufträge: %d\n", statisticsService.getTotalJobCount()));
+        context.append(String.format("- Abschlussrate: %.1f%%\n", statisticsService.getCompletionRate()));
+        context.append(String.format("- Gesamtumsatz: %.2f EUR\n", statisticsService.getTotalRevenue()));
+
+        // Task statistics
+        var taskStats = statisticsService.getTaskCompletionStats();
+        context.append(String.format("\n**Aufgaben:**\n"));
+        context.append(String.format("- Gesamt: %d\n", taskStats.get("total")));
+        context.append(String.format("- Erledigt: %d\n", taskStats.get("completed")));
+        context.append(String.format("- Ausstehend: %d\n", taskStats.get("pending")));
+
+        // Top customers
+        var topCustomers = statisticsService.getTopCustomersByRevenue(5);
+        if (!topCustomers.isEmpty()) {
+            context.append("\n**Top 5 Kunden nach Umsatz:**\n");
+            for (var entry : topCustomers) {
+                context.append(String.format("- %s: %.2f EUR\n",
+                        entry.getKey() != null ? entry.getKey() : "Unbekannt",
+                        entry.getValue()));
+            }
+        }
+
+        return context.toString();
+    }
+
+    private String buildPrompt(String userQuery, String statisticsContext, QueryAnalysis analysis) {
+        return String.format("""
+                Du bist ein hilfreicher Statistik-Assistent für ein Logistikunternehmen.
+                Beantworte die Frage des Benutzers basierend auf den aktuellen Statistiken.
+
+                %s
+
+                **Benutzerfrage:** %s
+
+                WICHTIGE FORMATIERUNGSREGELN:
+                - Verwende KEINE Tabellen (keine | oder --- Zeichen)
+                - Die Daten werden bereits als interaktives Diagramm visualisiert
+                - Fasse die wichtigsten Erkenntnisse in Fließtext oder kurzen Aufzählungen zusammen
+                - Nenne konkrete Zahlen im Text, aber liste nicht alle Werte tabellarisch auf
+
+                Antworte auf Deutsch, präzise und freundlich.
+                Erkläre die Daten kurz und gib bei Bedarf Empfehlungen.
+                Halte die Antwort kompakt (max. 3-4 Sätze für einfache Fragen, mehr für komplexe).
+                """, statisticsContext, userQuery);
+    }
+
+    private String buildFallbackResponse(QueryAnalysis analysis) {
+        return switch (analysis.queryType) {
+            case "status" -> {
+                var counts = statisticsService.getJobCountsByStatus();
+                StringBuilder sb = new StringBuilder("**Auftragsübersicht nach Status:**\n\n");
+                counts.forEach((status, count) -> {
+                    if (count > 0) {
+                        sb.append(String.format("- **%s:** %d Aufträge\n", status.getDisplayName(), count));
+                    }
+                });
+                sb.append(String.format("\n**Gesamt:** %d Aufträge", statisticsService.getTotalJobCount()));
+                yield sb.toString();
+            }
+            case "revenue" -> {
+                var topCustomers = statisticsService.getTopCustomersByRevenue(5);
+                StringBuilder sb = new StringBuilder("**Top Kunden nach Umsatz:**\n\n");
+                int rank = 1;
+                for (var entry : topCustomers) {
+                    sb.append(String.format("%d. **%s:** %.2f EUR\n",
+                            rank++,
+                            entry.getKey() != null ? entry.getKey() : "Unbekannt",
+                            entry.getValue()));
+                }
+                sb.append(String.format("\n**Gesamtumsatz:** %.2f EUR", statisticsService.getTotalRevenue()));
+                yield sb.toString();
+            }
+            case "trend" -> {
+                int year = Year.now().getValue();
+                var monthly = statisticsService.getMonthlyJobCounts(year);
+                long total = monthly.values().stream().mapToLong(Long::longValue).sum();
+                yield String.format("**Monatstrend %d:**\n\nInsgesamt wurden %d Aufträge erstellt. " +
+                        "Die Verteilung ist im Diagramm ersichtlich.", year, total);
+            }
+            case "tasks" -> {
+                var taskStats = statisticsService.getTaskCompletionStats();
+                long total = taskStats.getOrDefault("total", 0L);
+                long completed = taskStats.getOrDefault("completed", 0L);
+                double rate = total > 0 ? (double) completed / total * 100 : 0;
+                yield String.format("**Aufgabenstatistik:**\n\n" +
+                                "- **Gesamt:** %d Aufgaben\n" +
+                                "- **Erledigt:** %d (%.1f%%)\n" +
+                                "- **Ausstehend:** %d",
+                        total, completed, rate, taskStats.getOrDefault("pending", 0L));
+            }
+            default -> {
+                yield String.format("**Übersicht:**\n\n" +
+                                "- **Aufträge gesamt:** %d\n" +
+                                "- **Abschlussrate:** %.1f%%\n" +
+                                "- **Gesamtumsatz:** %.2f EUR",
+                        statisticsService.getTotalJobCount(),
+                        statisticsService.getCompletionRate(),
+                        statisticsService.getTotalRevenue());
+            }
+        };
+    }
+}

src/main/java/de/assecutor/votianlt/mcp/config/McpServerConfig.java

@@ -0,0 +1,37 @@
+package de.assecutor.votianlt.mcp.config;
+
+import de.assecutor.votianlt.mcp.tools.JobQueryTool;
+import de.assecutor.votianlt.mcp.tools.JobStatisticsTool;
+import de.assecutor.votianlt.mcp.tools.TaskCompletionTool;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.ai.tool.ToolCallbackProvider;
+import org.springframework.ai.tool.method.MethodToolCallbackProvider;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+/**
+ * Configuration for the MCP (Model Context Protocol) server.
+ * Registers all MCP tools for job statistics and queries.
+ */
+@Configuration
+@Slf4j
+public class McpServerConfig {
+
+    @Bean
+    public ToolCallbackProvider jobStatisticsToolProvider(JobStatisticsTool jobStatisticsTool) {
+        log.info("Registering JobStatisticsTool for MCP server");
+        return MethodToolCallbackProvider.builder().toolObjects(jobStatisticsTool).build();
+    }
+
+    @Bean
+    public ToolCallbackProvider jobQueryToolProvider(JobQueryTool jobQueryTool) {
+        log.info("Registering JobQueryTool for MCP server");
+        return MethodToolCallbackProvider.builder().toolObjects(jobQueryTool).build();
+    }
+
+    @Bean
+    public ToolCallbackProvider taskCompletionToolProvider(TaskCompletionTool taskCompletionTool) {
+        log.info("Registering TaskCompletionTool for MCP server");
+        return MethodToolCallbackProvider.builder().toolObjects(taskCompletionTool).build();
+    }
+}

src/main/java/de/assecutor/votianlt/mcp/dto/CustomerRevenueResult.java

@@ -0,0 +1,22 @@
+package de.assecutor.votianlt.mcp.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.math.BigDecimal;
+
+/**
+ * DTO for customer revenue results.
+ */
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class CustomerRevenueResult {
+
+    private String customer;
+    private BigDecimal revenue;
+    private long jobCount;
+}

src/main/java/de/assecutor/votianlt/mcp/dto/JobQueryResult.java

@@ -0,0 +1,34 @@
+package de.assecutor.votianlt.mcp.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+
+/**
+ * DTO for job query results returned by MCP tools.
+ */
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class JobQueryResult {
+
+    private String jobId;
+    private String jobNumber;
+    private String status;
+    private String statusDisplayName;
+    private String customer;
+    private String pickupCity;
+    private String deliveryCity;
+    private LocalDate pickupDate;
+    private LocalDate deliveryDate;
+    private BigDecimal price;
+    private LocalDateTime createdAt;
+    private String assignedAppUser;
+    private boolean digitalProcessing;
+}

src/main/java/de/assecutor/votianlt/mcp/dto/JobStatisticsResult.java

@@ -0,0 +1,29 @@
+package de.assecutor.votianlt.mcp.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.math.BigDecimal;
+import java.time.LocalDateTime;
+import java.util.Map;
+
+/**
+ * DTO for job statistics results returned by MCP tools.
+ */
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class JobStatisticsResult {
+
+    private Map<String, Long> countsByStatus;
+    private long totalJobs;
+    private long completedJobs;
+    private long cancelledJobs;
+    private long inProgressJobs;
+    private double completionRate;
+    private BigDecimal totalRevenue;
+    private LocalDateTime queryTimestamp;
+}

src/main/java/de/assecutor/votianlt/mcp/dto/TaskCompletionResult.java

@@ -0,0 +1,21 @@
+package de.assecutor.votianlt.mcp.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * DTO for task completion statistics.
+ */
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class TaskCompletionResult {
+
+    private long totalTasks;
+    private long completedTasks;
+    private long pendingTasks;
+    private double completionRate;
+}

src/main/java/de/assecutor/votianlt/mcp/tools/JobQueryTool.java

@@ -0,0 +1,128 @@
+package de.assecutor.votianlt.mcp.tools;
+
+import de.assecutor.votianlt.mcp.dto.JobQueryResult;
+import de.assecutor.votianlt.model.Job;
+import de.assecutor.votianlt.model.JobStatus;
+import de.assecutor.votianlt.service.JobStatisticsService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.ai.tool.annotation.Tool;
+import org.springframework.ai.tool.annotation.ToolParam;
+import org.springframework.stereotype.Component;
+
+import java.time.LocalDateTime;
+import java.util.List;
+
+/**
+ * MCP Tool for querying jobs with various filters.
+ */
+@Component
+@Slf4j
+public class JobQueryTool {
+
+    private final JobStatisticsService statisticsService;
+
+    public JobQueryTool(JobStatisticsService statisticsService) {
+        this.statisticsService = statisticsService;
+    }
+
+    @Tool(description = "Query jobs with optional filters. Returns a list of jobs matching the criteria.")
+    public List<JobQueryResult> queryJobs(
+            @ToolParam(description = "Optional: Job status filter (CREATED, IN_PROGRESS, PICKUP_SCHEDULED, PICKED_UP, IN_TRANSIT, DELIVERED, COMPLETED, CANCELLED)")
+            String status,
+            @ToolParam(description = "Optional: Customer name filter") String customer,
+            @ToolParam(description = "Optional: Pickup city filter") String pickupCity,
+            @ToolParam(description = "Optional: Delivery city filter") String deliveryCity,
+            @ToolParam(description = "Maximum results to return (default 50)") Integer limit) {
+        log.info("MCP Tool: Querying jobs with filters - status: {}, customer: {}, pickupCity: {}, deliveryCity: {}",
+                status, customer, pickupCity, deliveryCity);
+
+        int actualLimit = limit != null ? limit : 50;
+        List<Job> jobs;
+
+        if (status != null && !status.isBlank()) {
+            JobStatus jobStatus = JobStatus.valueOf(status.toUpperCase());
+            jobs = statisticsService.getJobsByStatus(jobStatus);
+        } else if (customer != null && !customer.isBlank()) {
+            jobs = statisticsService.getJobsByCustomer(customer);
+        } else if (pickupCity != null && !pickupCity.isBlank()) {
+            jobs = statisticsService.getJobsByPickupCity(pickupCity);
+        } else if (deliveryCity != null && !deliveryCity.isBlank()) {
+            jobs = statisticsService.getJobsByDeliveryCity(deliveryCity);
+        } else {
+            jobs = statisticsService.getLatestJobs(actualLimit);
+        }
+
+        return jobs.stream()
+                .limit(actualLimit)
+                .map(this::toQueryResult)
+                .toList();
+    }
+
+    @Tool(description = "Get detailed information about a specific job by its job number")
+    public JobQueryResult getJobByNumber(
+            @ToolParam(description = "The job number to look up (e.g., JOB-2024-0001)") String jobNumber) {
+        log.info("MCP Tool: Getting job by number: {}", jobNumber);
+
+        Job job = statisticsService.getJobByNumber(jobNumber);
+        if (job == null) {
+            return null;
+        }
+        return toQueryResult(job);
+    }
+
+    @Tool(description = "Get jobs assigned to a specific mobile app user")
+    public List<JobQueryResult> getJobsByAppUser(
+            @ToolParam(description = "App user identifier") String appUser) {
+        log.info("MCP Tool: Getting jobs for app user: {}", appUser);
+
+        return statisticsService.getJobsByAppUser(appUser).stream()
+                .map(this::toQueryResult)
+                .toList();
+    }
+
+    @Tool(description = "Get the most recent jobs, sorted by creation date descending")
+    public List<JobQueryResult> getLatestJobs(
+            @ToolParam(description = "Number of jobs to return (default 10)") Integer limit) {
+        log.info("MCP Tool: Getting latest jobs, limit: {}", limit);
+
+        int actualLimit = limit != null ? limit : 10;
+        return statisticsService.getLatestJobs(actualLimit).stream()
+                .map(this::toQueryResult)
+                .toList();
+    }
+
+    @Tool(description = "Get jobs created within a specific date range")
+    public List<JobQueryResult> getJobsByDateRange(
+            @ToolParam(description = "Start date in ISO format (e.g., 2024-01-01T00:00:00)") String startDate,
+            @ToolParam(description = "End date in ISO format (e.g., 2024-12-31T23:59:59)") String endDate,
+            @ToolParam(description = "Maximum results to return (default 100)") Integer limit) {
+        log.info("MCP Tool: Getting jobs for date range: {} to {}", startDate, endDate);
+
+        LocalDateTime start = LocalDateTime.parse(startDate);
+        LocalDateTime end = LocalDateTime.parse(endDate);
+        int actualLimit = limit != null ? limit : 100;
+
+        return statisticsService.getJobsByDateRange(start, end).stream()
+                .limit(actualLimit)
+                .map(this::toQueryResult)
+                .toList();
+    }
+
+    private JobQueryResult toQueryResult(Job job) {
+        return JobQueryResult.builder()
+                .jobId(job.getIdAsString())
+                .jobNumber(job.getJobNumber())
+                .status(job.getStatus() != null ? job.getStatus().name() : null)
+                .statusDisplayName(job.getStatus() != null ? job.getStatus().getDisplayName() : null)
+                .customer(job.getCustomerSelection())
+                .pickupCity(job.getPickupCity())
+                .deliveryCity(job.getDeliveryCity())
+                .pickupDate(job.getPickupDate())
+                .deliveryDate(job.getDeliveryDate())
+                .price(job.getPrice())
+                .createdAt(job.getCreatedAt())
+                .assignedAppUser(job.getAppUser())
+                .digitalProcessing(job.isDigitalProcessing())
+                .build();
+    }
+}

src/main/java/de/assecutor/votianlt/mcp/tools/JobStatisticsTool.java

@@ -0,0 +1,128 @@
+package de.assecutor.votianlt.mcp.tools;
+
+import de.assecutor.votianlt.mcp.dto.CustomerRevenueResult;
+import de.assecutor.votianlt.mcp.dto.JobStatisticsResult;
+import de.assecutor.votianlt.model.JobStatus;
+import de.assecutor.votianlt.service.JobStatisticsService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.ai.tool.annotation.Tool;
+import org.springframework.ai.tool.annotation.ToolParam;
+import org.springframework.stereotype.Component;
+
+import java.math.BigDecimal;
+import java.time.LocalDateTime;
+import java.time.Month;
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+
+/**
+ * MCP Tool for job statistics queries.
+ * Provides various statistics and aggregations about jobs.
+ */
+@Component
+@Slf4j
+public class JobStatisticsTool {
+
+    private final JobStatisticsService statisticsService;
+
+    public JobStatisticsTool(JobStatisticsService statisticsService) {
+        this.statisticsService = statisticsService;
+    }
+
+    @Tool(description = "Get comprehensive job statistics including counts by status, completion rates, and revenue metrics")
+    public JobStatisticsResult getJobStatistics() {
+        log.info("MCP Tool: Getting job statistics");
+
+        Map<JobStatus, Long> countsByStatus = statisticsService.getJobCountsByStatus();
+        Map<String, Long> statusCounts = countsByStatus.entrySet().stream()
+                .collect(Collectors.toMap(e -> e.getKey().name(), Map.Entry::getValue));
+
+        long completed = countsByStatus.getOrDefault(JobStatus.COMPLETED, 0L);
+        long cancelled = countsByStatus.getOrDefault(JobStatus.CANCELLED, 0L);
+        long inProgress = countsByStatus.getOrDefault(JobStatus.IN_PROGRESS, 0L);
+
+        return JobStatisticsResult.builder()
+                .countsByStatus(statusCounts)
+                .totalJobs(statisticsService.getTotalJobCount())
+                .completedJobs(completed)
+                .cancelledJobs(cancelled)
+                .inProgressJobs(inProgress)
+                .completionRate(statisticsService.getCompletionRate())
+                .totalRevenue(statisticsService.getTotalRevenue())
+                .queryTimestamp(LocalDateTime.now())
+                .build();
+    }
+
+    @Tool(description = "Get job counts grouped by status (CREATED, IN_PROGRESS, PICKUP_SCHEDULED, PICKED_UP, IN_TRANSIT, DELIVERED, COMPLETED, CANCELLED)")
+    public Map<String, Long> getJobCountsByStatus() {
+        log.info("MCP Tool: Getting job counts by status");
+
+        Map<JobStatus, Long> counts = statisticsService.getJobCountsByStatus();
+        return counts.entrySet().stream()
+                .collect(Collectors.toMap(
+                        e -> e.getKey().name() + " (" + e.getKey().getDisplayName() + ")",
+                        Map.Entry::getValue));
+    }
+
+    @Tool(description = "Get the completion rate as a percentage (completed jobs / total jobs * 100)")
+    public String getCompletionRate() {
+        log.info("MCP Tool: Getting completion rate");
+
+        double rate = statisticsService.getCompletionRate();
+        return String.format("%.2f%%", rate);
+    }
+
+    @Tool(description = "Get revenue statistics grouped by customer, sorted by revenue descending")
+    public List<CustomerRevenueResult> getRevenueByCustomer(
+            @ToolParam(description = "Maximum number of customers to return (default 10)") Integer limit) {
+        log.info("MCP Tool: Getting revenue by customer, limit: {}", limit);
+
+        int actualLimit = limit != null ? limit : 10;
+        Map<String, BigDecimal> revenueMap = statisticsService.getRevenueByCustomer();
+        List<de.assecutor.votianlt.model.Job> allJobs = statisticsService.getJobsByStatus(null);
+
+        return statisticsService.getTopCustomersByRevenue(actualLimit).stream()
+                .map(entry -> {
+                    String customer = entry.getKey();
+                    long jobCount = statisticsService.getJobsByCustomer(customer).size();
+                    return CustomerRevenueResult.builder()
+                            .customer(customer)
+                            .revenue(entry.getValue())
+                            .jobCount(jobCount)
+                            .build();
+                })
+                .toList();
+    }
+
+    @Tool(description = "Get monthly job trend data for a specific year showing job counts per month")
+    public Map<String, Long> getMonthlyJobTrend(
+            @ToolParam(description = "Year for the trend data (e.g., 2024)") int year) {
+        log.info("MCP Tool: Getting monthly job trend for year: {}", year);
+
+        Map<Month, Long> monthlyData = statisticsService.getMonthlyJobCounts(year);
+        return monthlyData.entrySet().stream()
+                .collect(Collectors.toMap(
+                        e -> e.getKey().toString(),
+                        Map.Entry::getValue));
+    }
+
+    @Tool(description = "Get total revenue from all jobs")
+    public String getTotalRevenue() {
+        log.info("MCP Tool: Getting total revenue");
+
+        BigDecimal revenue = statisticsService.getTotalRevenue();
+        return String.format("%.2f EUR", revenue);
+    }
+
+    @Tool(description = "Get job count for a specific date range")
+    public long getJobCountByDateRange(
+            @ToolParam(description = "Start date in ISO format (e.g., 2024-01-01T00:00:00)") String startDate,
+            @ToolParam(description = "End date in ISO format (e.g., 2024-12-31T23:59:59)") String endDate) {
+        log.info("MCP Tool: Getting job count for date range: {} to {}", startDate, endDate);
+
+        LocalDateTime start = LocalDateTime.parse(startDate);
+        LocalDateTime end = LocalDateTime.parse(endDate);
+        return statisticsService.getJobCountByDateRange(start, end);
+    }
+}

src/main/java/de/assecutor/votianlt/mcp/tools/TaskCompletionTool.java

@@ -0,0 +1,58 @@
+package de.assecutor.votianlt.mcp.tools;
+
+import de.assecutor.votianlt.mcp.dto.TaskCompletionResult;
+import de.assecutor.votianlt.service.JobStatisticsService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.ai.tool.annotation.Tool;
+import org.springframework.stereotype.Component;
+
+import java.util.Map;
+
+/**
+ * MCP Tool for task completion statistics and data.
+ */
+@Component
+@Slf4j
+public class TaskCompletionTool {
+
+    private final JobStatisticsService statisticsService;
+
+    public TaskCompletionTool(JobStatisticsService statisticsService) {
+        this.statisticsService = statisticsService;
+    }
+
+    @Tool(description = "Get overall task completion statistics including total, completed, pending tasks and completion rate")
+    public TaskCompletionResult getTaskCompletionStats() {
+        log.info("MCP Tool: Getting task completion statistics");
+
+        Map<String, Long> stats = statisticsService.getTaskCompletionStats();
+        long total = stats.getOrDefault("total", 0L);
+        long completed = stats.getOrDefault("completed", 0L);
+        long pending = stats.getOrDefault("pending", 0L);
+
+        double completionRate = total > 0 ? (double) completed / total * 100.0 : 0.0;
+
+        return TaskCompletionResult.builder()
+                .totalTasks(total)
+                .completedTasks(completed)
+                .pendingTasks(pending)
+                .completionRate(completionRate)
+                .build();
+    }
+
+    @Tool(description = "Get a summary of task completion as a formatted string")
+    public String getTaskCompletionSummary() {
+        log.info("MCP Tool: Getting task completion summary");
+
+        Map<String, Long> stats = statisticsService.getTaskCompletionStats();
+        long total = stats.getOrDefault("total", 0L);
+        long completed = stats.getOrDefault("completed", 0L);
+        long pending = stats.getOrDefault("pending", 0L);
+
+        double completionRate = total > 0 ? (double) completed / total * 100.0 : 0.0;
+
+        return String.format(
+                "Task Statistics: %d total tasks, %d completed (%.1f%%), %d pending",
+                total, completed, completionRate, pending);
+    }
+}

src/main/java/de/assecutor/votianlt/pages/view/StatisticsView.java

@@ -1,303 +1,596 @@
 package de.assecutor.votianlt.pages.view;
 
-import com.vaadin.flow.component.Html;
+import com.vaadin.flow.component.AttachEvent;
+import com.vaadin.flow.component.Key;
+import com.vaadin.flow.component.UI;
+import com.vaadin.flow.component.button.Button;
+import com.vaadin.flow.component.button.ButtonVariant;
 import com.vaadin.flow.component.dependency.JavaScript;
 import com.vaadin.flow.component.html.Div;
 import com.vaadin.flow.component.html.H2;
-import com.vaadin.flow.component.html.H3;
+import com.vaadin.flow.component.html.Paragraph;
 import com.vaadin.flow.component.html.Span;
+import com.vaadin.flow.component.icon.Icon;
+import com.vaadin.flow.component.icon.VaadinIcon;
 import com.vaadin.flow.component.orderedlayout.FlexComponent;
 import com.vaadin.flow.component.orderedlayout.HorizontalLayout;
+import com.vaadin.flow.component.orderedlayout.Scroller;
 import com.vaadin.flow.component.orderedlayout.VerticalLayout;
+import com.vaadin.flow.component.textfield.TextField;
 import com.vaadin.flow.router.PageTitle;
 import com.vaadin.flow.router.Route;
+import de.assecutor.votianlt.ai.service.AiStatisticsService;
 import jakarta.annotation.security.RolesAllowed;
+import lombok.extern.slf4j.Slf4j;
 
-@PageTitle("Statistiken")
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.util.UUID;
+
+@PageTitle("KI-Statistiken")
 @Route(value = "statistics", layout = de.assecutor.votianlt.pages.base.ui.view.MainLayout.class)
 @RolesAllowed({ "USER", "ADMIN" })
 @JavaScript("https://cdn.jsdelivr.net/npm/chart.js")
+@Slf4j
 public class StatisticsView extends VerticalLayout {
 
-    public StatisticsView() {
+    private final AiStatisticsService aiStatisticsService;
+    private final VerticalLayout chatContainer;
+    private final TextField promptField;
+    private final DateTimeFormatter timeFormatter = DateTimeFormatter.ofPattern("HH:mm");
+
+    public StatisticsView(AiStatisticsService aiStatisticsService) {
+        this.aiStatisticsService = aiStatisticsService;
+
+        // Prompt Field initialisieren
+        this.promptField = new TextField();
+        this.promptField.setPlaceholder("Stelle eine Frage zu deinen Statistiken...");
+        this.promptField.setWidthFull();
+        this.promptField.setClearButtonVisible(true);
+        this.promptField.addKeyPressListener(Key.ENTER, e -> sendPrompt());
+
         setSizeFull();
-        setPadding(true);
+        setPadding(false);
-        setSpacing(true);
+        setSpacing(false);
 
-        H2 title = new H2("Statistiken");
+        // Header
-        add(title);
+        HorizontalLayout header = createHeader();
+        add(header);
 
-        // KPI Cards
+        // Chat Container mit Scroll
-        HorizontalLayout kpiLayout = createKpiCards();
+        chatContainer = new VerticalLayout();
-        add(kpiLayout);
+        chatContainer.setWidthFull();
+        chatContainer.setPadding(true);
+        chatContainer.setSpacing(true);
+        chatContainer.getStyle().set("padding-bottom", "20px");
 
-        // Charts Layout
+        Scroller scroller = new Scroller(chatContainer);
-        HorizontalLayout chartsLayout = new HorizontalLayout();
+        scroller.setSizeFull();
-        chartsLayout.setWidthFull();
+        scroller.setScrollDirection(Scroller.ScrollDirection.VERTICAL);
-        chartsLayout.setHeight("400px");
+        scroller.getStyle().set("background", "var(--lumo-contrast-5pct)");
-        chartsLayout.setSpacing(true);
 
-        // Aufträge pro Monat (Liniendiagramm)
+        // Willkommensnachricht
-        Div monthlyOrdersChart = createMonthlyOrdersChart();
+        addSystemMessage("Willkommen bei der KI-Statistik-Analyse! Stelle mir Fragen zu deinen Aufträgen, " +
-        monthlyOrdersChart.setWidth("50%");
+                "z.B. \"Wie viele Aufträge sind offen?\" oder \"Zeige mir den Umsatz pro Kunde.\"");
-        monthlyOrdersChart.setHeight("100%");
-        chartsLayout.add(monthlyOrdersChart);
 
-        // Aufträge nach Status (Kreisdiagramm)
+        add(scroller);
-        Div statusChart = createStatusPieChart();
+        setFlexGrow(1, scroller);
-        statusChart.setWidth("50%");
-        statusChart.setHeight("100%");
-        chartsLayout.add(statusChart);
 
-        add(chartsLayout);
+        // Input Area
-
+        HorizontalLayout inputArea = createInputArea();
-        // Umsatz nach Kunden (Balkendiagramm)
+        add(inputArea);
-        VerticalLayout revenueContainer = new VerticalLayout();
-        revenueContainer.setWidthFull();
-        revenueContainer.setHeight("400px");
-        revenueContainer.setPadding(false);
-
-        Div revenueChart = createRevenueByCustomerChart();
-        revenueChart.setSizeFull();
-        revenueContainer.add(revenueChart);
-
-        add(revenueContainer);
     }
 
-    private HorizontalLayout createKpiCards() {
+    private HorizontalLayout createHeader() {
-        HorizontalLayout kpiLayout = new HorizontalLayout();
+        HorizontalLayout header = new HorizontalLayout();
-        kpiLayout.setWidthFull();
+        header.setWidthFull();
-        kpiLayout.setSpacing(true);
+        header.setPadding(true);
-        kpiLayout.setJustifyContentMode(FlexComponent.JustifyContentMode.EVENLY);
+        header.setAlignItems(FlexComponent.Alignment.CENTER);
+        header.getStyle()
+                .set("background", "var(--lumo-base-color)")
+                .set("border-bottom", "1px solid var(--lumo-contrast-10pct)");
 
-        // Gesamtaufträge
+        Icon aiIcon = VaadinIcon.MAGIC.create();
-        Div totalOrdersCard = createKpiCard("Gesamtaufträge", "247", "success");
+        aiIcon.getStyle().set("color", "var(--lumo-primary-color)");
 
-        // Offene Aufträge
+        H2 title = new H2("KI-Statistik-Assistent");
-        Div openOrdersCard = createKpiCard("Offene Aufträge", "34", "warning");
+        title.getStyle().set("margin", "0").set("font-size", "var(--lumo-font-size-xl)");
 
-        // Umsatz diesen Monat
+        Span subtitle = new Span("Frage mich zu Aufträgen, Umsätzen und Statistiken");
-        Div revenueCard = createKpiCard("Umsatz (Monat)", "€ 24.500", "primary");
+        subtitle.getStyle()
+                .set("color", "var(--lumo-secondary-text-color)")
+                .set("font-size", "var(--lumo-font-size-s)")
+                .set("margin-left", "var(--lumo-space-m)");
 
-        // Neue Kunden
+        header.add(aiIcon, title, subtitle);
-        Div newCustomersCard = createKpiCard("Neue Kunden", "12", "success");
+        return header;
-
-        kpiLayout.add(totalOrdersCard, openOrdersCard, revenueCard, newCustomersCard);
-        return kpiLayout;
     }
 
-    private Div createKpiCard(String title, String value, String theme) {
+    private HorizontalLayout createInputArea() {
-        Div card = new Div();
+        HorizontalLayout inputArea = new HorizontalLayout();
-        card.addClassName("kpi-card");
+        inputArea.setWidthFull();
-        card.getStyle().set("background", "var(--lumo-base-color)")
+        inputArea.setPadding(true);
+        inputArea.setSpacing(true);
+        inputArea.setAlignItems(FlexComponent.Alignment.CENTER);
+        inputArea.getStyle()
+                .set("background", "var(--lumo-base-color)")
+                .set("border-top", "1px solid var(--lumo-contrast-10pct)");
+
+        Button sendButton = new Button(VaadinIcon.PAPERPLANE.create());
+        sendButton.addThemeVariants(ButtonVariant.LUMO_PRIMARY);
+        sendButton.addClickListener(e -> sendPrompt());
+        sendButton.getStyle().set("min-width", "50px");
+
+        // Quick Action Buttons
+        Button jobCountBtn = createQuickActionButton("Aufträge zählen", "Wie viele Aufträge gibt es insgesamt und nach Status?");
+        Button revenueBtn = createQuickActionButton("Umsatz", "Zeige mir den Umsatz pro Kunde.");
+        Button trendBtn = createQuickActionButton("Monatstrend", "Zeige mir den Monatstrend der Aufträge für dieses Jahr.");
+
+        HorizontalLayout quickActions = new HorizontalLayout(jobCountBtn, revenueBtn, trendBtn);
+        quickActions.setSpacing(true);
+
+        VerticalLayout inputWrapper = new VerticalLayout();
+        inputWrapper.setPadding(false);
+        inputWrapper.setSpacing(true);
+        inputWrapper.setWidthFull();
+
+        HorizontalLayout inputRow = new HorizontalLayout(promptField, sendButton);
+        inputRow.setWidthFull();
+        inputRow.setFlexGrow(1, promptField);
+
+        inputWrapper.add(quickActions, inputRow);
+
+        inputArea.add(inputWrapper);
+        inputArea.setFlexGrow(1, inputWrapper);
+
+        return inputArea;
+    }
+
+    private Button createQuickActionButton(String text, String prompt) {
+        Button button = new Button(text);
+        button.addThemeVariants(ButtonVariant.LUMO_SMALL, ButtonVariant.LUMO_TERTIARY);
+        button.addClickListener(e -> {
+            promptField.setValue(prompt);
+            sendPrompt();
+        });
+        return button;
+    }
+
+    private void sendPrompt() {
+        String prompt = promptField.getValue();
+        if (prompt == null || prompt.isBlank()) {
+            return;
+        }
+
+        // User Message anzeigen
+        addUserMessage(prompt);
+        promptField.clear();
+
+        // Loading Indicator
+        Div loadingMessage = createLoadingMessage();
+        chatContainer.add(loadingMessage);
+        scrollToBottom();
+
+        // Async Anfrage an KI
+        UI ui = UI.getCurrent();
+        new Thread(() -> {
+            try {
+                AiStatisticsService.StatisticsResponse response = aiStatisticsService.analyzeStatisticsQuery(prompt);
+
+                ui.access(() -> {
+                    chatContainer.remove(loadingMessage);
+                    addAiResponse(response);
+                    scrollToBottom();
+                });
+            } catch (Exception e) {
+                log.error("Error processing AI request", e);
+                ui.access(() -> {
+                    chatContainer.remove(loadingMessage);
+                    addErrorMessage("Entschuldigung, es gab einen Fehler bei der Verarbeitung: " + e.getMessage());
+                    scrollToBottom();
+                });
+            }
+        }).start();
+    }
+
+    private void addUserMessage(String message) {
+        Div messageDiv = new Div();
+        messageDiv.addClassName("chat-message");
+        messageDiv.addClassName("user-message");
+        messageDiv.getStyle()
+                .set("display", "flex")
+                .set("justify-content", "flex-end")
+                .set("margin-bottom", "var(--lumo-space-m)");
+
+        Div bubble = new Div();
+        bubble.getStyle()
+                .set("background", "var(--lumo-primary-color)")
+                .set("color", "var(--lumo-primary-contrast-color)")
+                .set("padding", "var(--lumo-space-s) var(--lumo-space-m)")
+                .set("border-radius", "var(--lumo-border-radius-l)")
+                .set("max-width", "70%")
+                .set("word-wrap", "break-word");
+
+        Paragraph text = new Paragraph(message);
+        text.getStyle().set("margin", "0");
+
+        Span time = new Span(LocalDateTime.now().format(timeFormatter));
+        time.getStyle()
+                .set("font-size", "var(--lumo-font-size-xs)")
+                .set("opacity", "0.7")
+                .set("display", "block")
+                .set("text-align", "right")
+                .set("margin-top", "var(--lumo-space-xs)");
+
+        bubble.add(text, time);
+        messageDiv.add(bubble);
+        chatContainer.add(messageDiv);
+    }
+
+    private void addSystemMessage(String message) {
+        Div messageDiv = new Div();
+        messageDiv.getStyle()
+                .set("text-align", "center")
+                .set("margin", "var(--lumo-space-m) 0");
+
+        Span text = new Span(message);
+        text.getStyle()
+                .set("background", "var(--lumo-contrast-10pct)")
+                .set("padding", "var(--lumo-space-s) var(--lumo-space-m)")
+                .set("border-radius", "var(--lumo-border-radius-m)")
+                .set("font-size", "var(--lumo-font-size-s)")
+                .set("color", "var(--lumo-secondary-text-color)");
+
+        messageDiv.add(text);
+        chatContainer.add(messageDiv);
+    }
+
+    private void addAiResponse(AiStatisticsService.StatisticsResponse response) {
+        Div messageDiv = new Div();
+        messageDiv.addClassName("chat-message");
+        messageDiv.addClassName("ai-message");
+        messageDiv.getStyle()
+                .set("display", "flex")
+                .set("justify-content", "flex-start")
+                .set("margin-bottom", "var(--lumo-space-m)");
+
+        Div bubble = new Div();
+        bubble.getStyle()
+                .set("background", "var(--lumo-base-color)")
                 .set("border", "1px solid var(--lumo-contrast-10pct)")
-                .set("border-radius", "var(--lumo-border-radius-m)").set("padding", "var(--lumo-space-m)")
+                .set("padding", "var(--lumo-space-m)")
-                .set("text-align", "center").set("box-shadow", "var(--lumo-box-shadow-xs)").set("min-width", "150px");
+                .set("border-radius", "var(--lumo-border-radius-l)")
+                .set("max-width", "85%")
+                .set("box-shadow", "var(--lumo-box-shadow-xs)");
 
-        H3 titleElement = new H3(title);
+        // AI Icon
-        titleElement.getStyle().set("margin", "0 0 var(--lumo-space-s) 0").set("font-size", "var(--lumo-font-size-s)");
+        HorizontalLayout header = new HorizontalLayout();
+        header.setAlignItems(FlexComponent.Alignment.CENTER);
+        header.setSpacing(true);
 
-        Span valueElement = new Span(value);
+        Icon aiIcon = VaadinIcon.MAGIC.create();
-        valueElement.getStyle().set("font-size", "var(--lumo-font-size-xl)").set("font-weight", "bold").set("color",
+        aiIcon.setSize("16px");
-                getThemeColor(theme));
+        aiIcon.getStyle().set("color", "var(--lumo-primary-color)");
 
-        card.add(titleElement, valueElement);
+        Span aiLabel = new Span("KI-Assistent");
-        return card;
+        aiLabel.getStyle()
+                .set("font-weight", "bold")
+                .set("font-size", "var(--lumo-font-size-s)");
+
+        header.add(aiIcon, aiLabel);
+        bubble.add(header);
+
+        // Text Response
+        Div textDiv = new Div();
+        textDiv.getStyle().set("margin-top", "var(--lumo-space-s)");
+        textDiv.getElement().setProperty("innerHTML", formatMarkdown(response.textResponse()));
+        bubble.add(textDiv);
+
+        // Chart wenn vorhanden
+        if (response.chartData() != null && !response.chartData().isEmpty()) {
+            Div chartContainer = createChart(response.chartType(), response.chartData());
+            if (chartContainer != null) {
+                chartContainer.getStyle()
+                        .set("margin-top", "var(--lumo-space-m)")
+                        .set("height", "300px");
+                bubble.add(chartContainer);
+            }
+        }
+
+        // Timestamp
+        Span time = new Span(LocalDateTime.now().format(timeFormatter));
+        time.getStyle()
+                .set("font-size", "var(--lumo-font-size-xs)")
+                .set("color", "var(--lumo-secondary-text-color)")
+                .set("display", "block")
+                .set("margin-top", "var(--lumo-space-s)");
+        bubble.add(time);
+
+        messageDiv.add(bubble);
+        chatContainer.add(messageDiv);
     }
 
-    private String getThemeColor(String theme) {
+    private void addErrorMessage(String message) {
-        return switch (theme) {
+        Div messageDiv = new Div();
-        case "success" -> "var(--lumo-success-color)";
+        messageDiv.getStyle()
-        case "warning" -> "var(--lumo-warning-color)";
+                .set("display", "flex")
-        case "error" -> "var(--lumo-error-color)";
+                .set("justify-content", "flex-start")
-        default -> "var(--lumo-primary-color)";
+                .set("margin-bottom", "var(--lumo-space-m)");
+
+        Div bubble = new Div();
+        bubble.getStyle()
+                .set("background", "var(--lumo-error-color-10pct)")
+                .set("border", "1px solid var(--lumo-error-color)")
+                .set("padding", "var(--lumo-space-s) var(--lumo-space-m)")
+                .set("border-radius", "var(--lumo-border-radius-l)")
+                .set("max-width", "70%");
+
+        Icon errorIcon = VaadinIcon.EXCLAMATION_CIRCLE.create();
+        errorIcon.setSize("16px");
+        errorIcon.getStyle().set("color", "var(--lumo-error-color)");
+
+        Span text = new Span(message);
+        text.getStyle().set("color", "var(--lumo-error-text-color)");
+
+        HorizontalLayout content = new HorizontalLayout(errorIcon, text);
+        content.setAlignItems(FlexComponent.Alignment.CENTER);
+        content.setSpacing(true);
+
+        bubble.add(content);
+        messageDiv.add(bubble);
+        chatContainer.add(messageDiv);
+    }
+
+    private Div createLoadingMessage() {
+        Div messageDiv = new Div();
+        messageDiv.getStyle()
+                .set("display", "flex")
+                .set("justify-content", "flex-start")
+                .set("margin-bottom", "var(--lumo-space-m)");
+
+        Div bubble = new Div();
+        bubble.getStyle()
+                .set("background", "var(--lumo-base-color)")
+                .set("border", "1px solid var(--lumo-contrast-10pct)")
+                .set("padding", "var(--lumo-space-s) var(--lumo-space-m)")
+                .set("border-radius", "var(--lumo-border-radius-l)");
+
+        Span dots = new Span("Analysiere...");
+        dots.getStyle()
+                .set("color", "var(--lumo-secondary-text-color)")
+                .set("font-style", "italic");
+
+        bubble.add(dots);
+        messageDiv.add(bubble);
+        return messageDiv;
+    }
+
+    private Div createChart(String chartType, String chartData) {
+        if (chartType == null || chartData == null) {
+            return null;
+        }
+
+        String canvasId = "chart-" + UUID.randomUUID().toString().substring(0, 8);
+        Div chartContainer = new Div();
+        chartContainer.addClassName("chart-wrapper");
+        chartContainer.getStyle()
+                .set("background", "var(--lumo-contrast-5pct)")
+                .set("border-radius", "var(--lumo-border-radius-m)")
+                .set("padding", "var(--lumo-space-s)");
+
+        chartContainer.getElement().setProperty("innerHTML",
+                "<canvas id='" + canvasId + "' style='width: 100%; height: 100%;'></canvas>");
+
+        // Moderne Chart.js Konfiguration mit Animationen und Styling
+        String chartOptions = getChartOptions(chartType);
+
+        // JavaScript direkt mit eingebetteter Konfiguration ausführen
+        String script = String.format("""
+                (function() {
+                    function initChart() {
+                        if (typeof Chart === 'undefined') {
+                            console.log('Chart.js not loaded yet, retrying...');
+                            setTimeout(initChart, 100);
+                            return;
+                        }
+                        const canvas = document.getElementById('%s');
+                        if (!canvas) {
+                            console.log('Canvas not found, retrying...');
+                            setTimeout(initChart, 50);
+                            return;
+                        }
+                        // Vorheriges Chart zerstören falls vorhanden
+                        if (canvas.chartInstance) {
+                            canvas.chartInstance.destroy();
+                        }
+                        const ctx = canvas.getContext('2d');
+                        try {
+                            canvas.chartInstance = new Chart(ctx, {
+                                type: '%s',
+                                data: %s,
+                                options: %s
+                            });
+                            console.log('Chart created successfully');
+                        } catch (e) {
+                            console.error('Chart creation error:', e);
+                        }
+                    }
+                    initChart();
+                })();
+                """, canvasId, chartType, chartData, chartOptions);
+
+        chartContainer.getElement().executeJs(script);
+
+        return chartContainer;
+    }
+
+    private String getChartOptions(String chartType) {
+        // Gradient und moderne Farben für verschiedene Chart-Typen
+        return switch (chartType) {
+            case "line" -> """
+                    {
+                        responsive: true,
+                        maintainAspectRatio: false,
+                        interaction: {
+                            intersect: false,
+                            mode: 'index'
+                        },
+                        plugins: {
+                            legend: {
+                                position: 'bottom',
+                                labels: {
+                                    usePointStyle: true,
+                                    padding: 20
+                                }
+                            },
+                            tooltip: {
+                                backgroundColor: 'rgba(0,0,0,0.8)',
+                                titleFont: { size: 14, weight: 'bold' },
+                                bodyFont: { size: 13 },
+                                padding: 12,
+                                cornerRadius: 8
+                            }
+                        },
+                        scales: {
+                            y: {
+                                beginAtZero: true,
+                                grid: {
+                                    color: 'rgba(0,0,0,0.05)'
+                                }
+                            },
+                            x: {
+                                grid: {
+                                    display: false
+                                }
+                            }
+                        },
+                        elements: {
+                            line: {
+                                tension: 0.4,
+                                borderWidth: 3
+                            },
+                            point: {
+                                radius: 4,
+                                hoverRadius: 6,
+                                hitRadius: 10
+                            }
+                        },
+                        animation: {
+                            duration: 1000,
+                            easing: 'easeOutQuart'
+                        }
+                    }
+                    """;
+            case "bar" -> """
+                    {
+                        responsive: true,
+                        maintainAspectRatio: false,
+                        plugins: {
+                            legend: {
+                                position: 'bottom',
+                                labels: {
+                                    usePointStyle: true,
+                                    padding: 20
+                                }
+                            },
+                            tooltip: {
+                                backgroundColor: 'rgba(0,0,0,0.8)',
+                                titleFont: { size: 14, weight: 'bold' },
+                                bodyFont: { size: 13 },
+                                padding: 12,
+                                cornerRadius: 8
+                            }
+                        },
+                        scales: {
+                            y: {
+                                beginAtZero: true,
+                                grid: {
+                                    color: 'rgba(0,0,0,0.05)'
+                                }
+                            },
+                            x: {
+                                grid: {
+                                    display: false
+                                }
+                            }
+                        },
+                        elements: {
+                            bar: {
+                                borderRadius: 6,
+                                borderSkipped: false
+                            }
+                        },
+                        animation: {
+                            duration: 800,
+                            easing: 'easeOutQuart'
+                        }
+                    }
+                    """;
+            case "doughnut", "pie" -> """
+                    {
+                        responsive: true,
+                        maintainAspectRatio: false,
+                        plugins: {
+                            legend: {
+                                position: 'right',
+                                labels: {
+                                    usePointStyle: true,
+                                    padding: 15,
+                                    font: { size: 12 }
+                                }
+                            },
+                            tooltip: {
+                                backgroundColor: 'rgba(0,0,0,0.8)',
+                                titleFont: { size: 14, weight: 'bold' },
+                                bodyFont: { size: 13 },
+                                padding: 12,
+                                cornerRadius: 8
+                            }
+                        },
+                        cutout: '60%',
+                        animation: {
+                            animateRotate: true,
+                            animateScale: true,
+                            duration: 1000,
+                            easing: 'easeOutQuart'
+                        }
+                    }
+                    """;
+            default -> """
+                    {
+                        responsive: true,
+                        maintainAspectRatio: false,
+                        plugins: {
+                            legend: {
+                                position: 'bottom'
+                            }
+                        },
+                        animation: {
+                            duration: 800
+                        }
+                    }
+                    """;
         };
     }
 
-    private Div createMonthlyOrdersChart() {
+    private String formatMarkdown(String text) {
-        Div chartContainer = new Div();
+        if (text == null) return "";
-        chartContainer.setId("monthlyOrdersChart");
+        // Einfache Markdown-Formatierung
-
+        return text
-        String canvasHtml = "<canvas id='monthlyOrdersCanvas' style='width: 100%; height: 100%;'></canvas>";
+                .replace("\n", "<br>")
-        Html canvas = new Html(canvasHtml);
+                .replaceAll("\\*\\*(.+?)\\*\\*", "<strong>$1</strong>")
-        chartContainer.add(canvas);
+                .replaceAll("\\*(.+?)\\*", "<em>$1</em>")
-
+                .replaceAll("`(.+?)`", "<code>$1</code>");
-        String script = """
-                <script>
-                setTimeout(function() {
-                    const ctx = document.getElementById('monthlyOrdersCanvas');
-                    if (ctx) {
-                        new Chart(ctx, {
-                            type: 'line',
-                            data: {
-                                labels: ['Jan', 'Feb', 'Mär', 'Apr', 'Mai', 'Jun', 'Jul', 'Aug', 'Sep', 'Okt', 'Nov', 'Dez'],
-                                datasets: [{
-                                    label: '2024',
-                                    data: [15, 18, 22, 28, 32, 35, 42, 38, 41, 35, 28, 25],
-                                    borderColor: 'rgb(75, 192, 192)',
-                                    backgroundColor: 'rgba(75, 192, 192, 0.2)',
-                                    tension: 0.1
-                                }, {
-                                    label: '2023',
-                                    data: [12, 15, 18, 25, 28, 30, 35, 32, 36, 30, 25, 22],
-                                    borderColor: 'rgb(135, 206, 235)',
-                                    backgroundColor: 'rgba(135, 206, 235, 0.2)',
-                                    tension: 0.1
-                                }]
-                            },
-                            options: {
-                                responsive: true,
-                                maintainAspectRatio: false,
-                                plugins: {
-                                    title: {
-                                        display: true,
-                                        text: 'Aufträge pro Monat'
-                                    }
-                                },
-                                scales: {
-                                    y: {
-                                        beginAtZero: true,
-                                        title: {
-                                            display: true,
-                                            text: 'Anzahl Aufträge'
-                                        }
-                                    }
-                                }
-                            }
-                        });
-                    }
-                }, 100);
-                </script>
-                """;
-
-        Html scriptElement = new Html(script);
-        chartContainer.add(scriptElement);
-
-        return chartContainer;
     }
 
-    private Div createStatusPieChart() {
+    private void scrollToBottom() {
-        Div chartContainer = new Div();
+        chatContainer.getElement().executeJs(
-        chartContainer.setId("statusPieChart");
+                "this.parentElement.scrollTop = this.parentElement.scrollHeight");
-
-        String canvasHtml = "<canvas id='statusPieCanvas' style='width: 100%; height: 100%;'></canvas>";
-        Html canvas = new Html(canvasHtml);
-        chartContainer.add(canvas);
-
-        String script = """
-                <script>
-                setTimeout(function() {
-                    const ctx = document.getElementById('statusPieCanvas');
-                    if (ctx) {
-                        new Chart(ctx, {
-                            type: 'doughnut',
-                            data: {
-                                labels: ['Abgeschlossen', 'In Bearbeitung', 'Geplant', 'Storniert'],
-                                datasets: [{
-                                    data: [156, 34, 28, 12],
-                                    backgroundColor: [
-                                        'rgba(54, 162, 235, 0.8)',
-                                        'rgba(255, 206, 86, 0.8)',
-                                        'rgba(75, 192, 192, 0.8)',
-                                        'rgba(255, 99, 132, 0.8)'
-                                    ],
-                                    borderColor: [
-                                        'rgba(54, 162, 235, 1)',
-                                        'rgba(255, 206, 86, 1)',
-                                        'rgba(75, 192, 192, 1)',
-                                        'rgba(255, 99, 132, 1)'
-                                    ],
-                                    borderWidth: 1
-                                }]
-                            },
-                            options: {
-                                responsive: true,
-                                maintainAspectRatio: false,
-                                plugins: {
-                                    title: {
-                                        display: true,
-                                        text: 'Aufträge nach Status'
-                                    },
-                                    legend: {
-                                        position: 'right'
-                                    }
-                                }
-                            }
-                        });
-                    }
-                }, 100);
-                </script>
-                """;
-
-        Html scriptElement = new Html(script);
-        chartContainer.add(scriptElement);
-
-        return chartContainer;
     }
 
-    private Div createRevenueByCustomerChart() {
+    @Override
-        Div chartContainer = new Div();
+    protected void onAttach(AttachEvent attachEvent) {
-        chartContainer.setId("revenueByCustomerChart");
+        super.onAttach(attachEvent);
-
+        scrollToBottom();
-        String canvasHtml = "<canvas id='revenueByCustomerCanvas' style='width: 100%; height: 100%;'></canvas>";
-        Html canvas = new Html(canvasHtml);
-        chartContainer.add(canvas);
-
-        String script = """
-                <script>
-                setTimeout(function() {
-                    const ctx = document.getElementById('revenueByCustomerCanvas');
-                    if (ctx) {
-                        new Chart(ctx, {
-                            type: 'bar',
-                            data: {
-                                labels: ['Firma A GmbH', 'Logistics B', 'Transport C', 'Spediteur D', 'Handel E',
-                                        'Industrie F', 'Service G', 'Vertrieb H', 'Export I', 'Import J'],
-                                datasets: [{
-                                    label: 'Umsatz (€)',
-                                    data: [8500, 7200, 6800, 5900, 5400, 4800, 4200, 3900, 3500, 3100],
-                                    backgroundColor: 'rgba(75, 192, 192, 0.8)',
-                                    borderColor: 'rgba(75, 192, 192, 1)',
-                                    borderWidth: 1
-                                }]
-                            },
-                            options: {
-                                responsive: true,
-                                maintainAspectRatio: false,
-                                plugins: {
-                                    title: {
-                                        display: true,
-                                        text: 'Top 10 Kunden nach Umsatz'
-                                    },
-                                    legend: {
-                                        display: false
-                                    }
-                                },
-                                scales: {
-                                    x: {
-                                        ticks: {
-                                            maxRotation: 45,
-                                            minRotation: 45
-                                        }
-                                    },
-                                    y: {
-                                        beginAtZero: true,
-                                        title: {
-                                            display: true,
-                                            text: 'Umsatz (€)'
-                                        }
-                                    }
-                                }
-                            }
-                        });
-                    }
-                }, 100);
-                </script>
-                """;
-
-        Html scriptElement = new Html(script);
-        chartContainer.add(scriptElement);
-
-        return chartContainer;
     }
 }

src/main/java/de/assecutor/votianlt/security/SecurityConfig.java

@@ -26,7 +26,8 @@ public class SecurityConfig extends VaadinWebSecurity {
                         new AntPathRequestMatcher("/sw.js"), new AntPathRequestMatcher("/offline.html"),
                         new AntPathRequestMatcher("/frontend/**"), new AntPathRequestMatcher("/webjars/**"),
                         new AntPathRequestMatcher("/h2-console/**"),
-                        new AntPathRequestMatcher("/frontend-es5/**", "/frontend-es6/**"))
+                        new AntPathRequestMatcher("/frontend-es5/**", "/frontend-es6/**"),
+                        new AntPathRequestMatcher("/mcp/**"))
                 .permitAll());
 
         // Standard-CSRF-Konfiguration

src/main/java/de/assecutor/votianlt/service/JobStatisticsService.java

@@ -0,0 +1,202 @@
+package de.assecutor.votianlt.service;
+
+import de.assecutor.votianlt.model.Job;
+import de.assecutor.votianlt.model.JobStatus;
+import de.assecutor.votianlt.repository.JobRepository;
+import de.assecutor.votianlt.repository.TaskRepository;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+
+import java.math.BigDecimal;
+import java.time.LocalDateTime;
+import java.time.Month;
+import java.util.EnumMap;
+import java.util.HashMap;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Service for job statistics and aggregations.
+ * Provides data for MCP tools and reporting.
+ */
+@Service
+@Slf4j
+public class JobStatisticsService {
+
+    private final JobRepository jobRepository;
+    private final TaskRepository taskRepository;
+
+    public JobStatisticsService(JobRepository jobRepository, TaskRepository taskRepository) {
+        this.jobRepository = jobRepository;
+        this.taskRepository = taskRepository;
+    }
+
+    /**
+     * Get job counts grouped by status.
+     */
+    public Map<JobStatus, Long> getJobCountsByStatus() {
+        Map<JobStatus, Long> counts = new EnumMap<>(JobStatus.class);
+        for (JobStatus status : JobStatus.values()) {
+            counts.put(status, jobRepository.countByStatus(status));
+        }
+        return counts;
+    }
+
+    /**
+     * Get total number of jobs.
+     */
+    public long getTotalJobCount() {
+        return jobRepository.count();
+    }
+
+    /**
+     * Get jobs created within a date range.
+     */
+    public List<Job> getJobsByDateRange(LocalDateTime start, LocalDateTime end) {
+        return jobRepository.findByCreatedAtBetween(start, end);
+    }
+
+    /**
+     * Get count of jobs created within a date range.
+     */
+    public long getJobCountByDateRange(LocalDateTime start, LocalDateTime end) {
+        return jobRepository.findByCreatedAtBetween(start, end).size();
+    }
+
+    /**
+     * Calculate completion rate (completed jobs / total jobs).
+     */
+    public double getCompletionRate() {
+        long total = jobRepository.count();
+        if (total == 0) {
+            return 0.0;
+        }
+        long completed = jobRepository.countByStatus(JobStatus.COMPLETED);
+        return (double) completed / total * 100.0;
+    }
+
+    /**
+     * Get total revenue from all jobs.
+     */
+    public BigDecimal getTotalRevenue() {
+        List<Job> allJobs = jobRepository.findAll();
+        return allJobs.stream()
+                .map(Job::getPrice)
+                .filter(price -> price != null)
+                .reduce(BigDecimal.ZERO, BigDecimal::add);
+    }
+
+    /**
+     * Get revenue grouped by customer.
+     */
+    public Map<String, BigDecimal> getRevenueByCustomer() {
+        Map<String, BigDecimal> revenueByCustomer = new HashMap<>();
+        List<Job> allJobs = jobRepository.findAll();
+
+        for (Job job : allJobs) {
+            String customer = job.getCustomerSelection();
+            if (customer != null && job.getPrice() != null) {
+                revenueByCustomer.merge(customer, job.getPrice(), BigDecimal::add);
+            }
+        }
+
+        return revenueByCustomer;
+    }
+
+    /**
+     * Get top customers by revenue.
+     */
+    public List<Map.Entry<String, BigDecimal>> getTopCustomersByRevenue(int limit) {
+        return getRevenueByCustomer().entrySet().stream()
+                .sorted((a, b) -> b.getValue().compareTo(a.getValue()))
+                .limit(limit)
+                .toList();
+    }
+
+    /**
+     * Get monthly job counts for a specific year.
+     */
+    public Map<Month, Long> getMonthlyJobCounts(int year) {
+        Map<Month, Long> monthlyCounts = new LinkedHashMap<>();
+        LocalDateTime yearStart = LocalDateTime.of(year, 1, 1, 0, 0);
+        LocalDateTime yearEnd = LocalDateTime.of(year, 12, 31, 23, 59, 59);
+
+        List<Job> yearJobs = jobRepository.findByCreatedAtBetween(yearStart, yearEnd);
+
+        // Initialize all months with 0
+        for (Month month : Month.values()) {
+            monthlyCounts.put(month, 0L);
+        }
+
+        // Count jobs per month
+        for (Job job : yearJobs) {
+            if (job.getCreatedAt() != null) {
+                Month month = job.getCreatedAt().getMonth();
+                monthlyCounts.merge(month, 1L, Long::sum);
+            }
+        }
+
+        return monthlyCounts;
+    }
+
+    /**
+     * Get jobs by customer selection.
+     */
+    public List<Job> getJobsByCustomer(String customer) {
+        return jobRepository.findByCustomerSelection(customer);
+    }
+
+    /**
+     * Get task completion statistics.
+     */
+    public Map<String, Long> getTaskCompletionStats() {
+        Map<String, Long> stats = new HashMap<>();
+        stats.put("completed", taskRepository.countByCompleted(true));
+        stats.put("pending", taskRepository.countByCompleted(false));
+        stats.put("total", taskRepository.count());
+        return stats;
+    }
+
+    /**
+     * Get jobs by status.
+     */
+    public List<Job> getJobsByStatus(JobStatus status) {
+        return jobRepository.findByStatus(status);
+    }
+
+    /**
+     * Get jobs assigned to an app user.
+     */
+    public List<Job> getJobsByAppUser(String appUser) {
+        return jobRepository.findByAppUser(appUser);
+    }
+
+    /**
+     * Get job by job number.
+     */
+    public Job getJobByNumber(String jobNumber) {
+        return jobRepository.findByJobNumber(jobNumber).orElse(null);
+    }
+
+    /**
+     * Get jobs by pickup city.
+     */
+    public List<Job> getJobsByPickupCity(String city) {
+        return jobRepository.findByPickupCity(city);
+    }
+
+    /**
+     * Get jobs by delivery city.
+     */
+    public List<Job> getJobsByDeliveryCity(String city) {
+        return jobRepository.findByDeliveryCity(city);
+    }
+
+    /**
+     * Get latest jobs.
+     */
+    public List<Job> getLatestJobs(int limit) {
+        return jobRepository.findLatestJobs().stream().limit(limit).toList();
+    }
+}

src/main/resources/application.properties

@@ -104,3 +104,19 @@ app.version=@project.version@
 
 # Google Maps API Key
 app.google.maps.api-key=AIzaSyDnbitL06iLp3elmj-WtPudCykX9xvXcVE
+
+# ===========================================
+# LLM Configuration (LM Studio)
+# ===========================================
+spring.ai.openai.base-url=http://192.168.180.10:1234
+spring.ai.openai.api-key=not-used
+spring.ai.openai.chat.options.model=local-model
+spring.ai.openai.chat.options.temperature=0.7
+
+# ===========================================
+# MCP Server Configuration
+# ===========================================
+spring.ai.mcp.server.enabled=true
+spring.ai.mcp.server.name=votianlt-mcp-server
+spring.ai.mcp.server.version=1.0.0
+spring.ai.mcp.server.sse-message-endpoint=/mcp/message