feat: extend farmer data model with complete address fields and customer number

Backend:
- Add customerNumber, companyName, contactPerson, street, houseNumber,
  postalCode, city, phoneNumber to Farmer domain model
- Update FarmerRow and FarmerMutation records with new fields
- Update repositories, services and controllers for new farmer structure
- Fix CORS configuration to allow credentials
- Remove unused authorizationService and imports
- Update data migration for new farmer schema

Frontend:
- Update FarmerRow and FarmerOption interfaces
- Extend AdministrationPage with new farmer form fields
- Update SampleRegistrationPage and SearchFarmerPage for new structure

frontend/src/lib/types.ts

@@ -27,7 +27,8 @@ export type UserRole = "ADMIN" | "CUSTOMER";
 
 export interface FarmerOption {
   businessKey: string;
-  name: string;
+  companyName: string;
+  contactPerson: string | null;
   email: string | null;
 }
 
@@ -204,8 +205,15 @@ export interface SampleDetail {
 export interface FarmerRow {
   id: string;
   businessKey: string;
-  name: string;
+  customerNumber: string | null;
+  companyName: string;
+  contactPerson: string | null;
+  street: string | null;
+  houseNumber: string | null;
+  postalCode: string | null;
+  city: string | null;
   email: string | null;
+  phoneNumber: string | null;
   active: boolean;
   updatedAt: string;
 }

frontend/src/pages/AdministrationPage.tsx

@@ -8,13 +8,23 @@ type DatasetKey = "farmers" | "medications" | "pathogens" | "antibiotics";
 type EditableRow = {
   id: string;
   businessKey: string;
-  name: string;
-  active: boolean;
-  updatedAt: string;
+  // Farmer fields
+  customerNumber?: string;
+  companyName?: string;
+  contactPerson?: string;
+  street?: string;
+  houseNumber?: string;
+  postalCode?: string;
+  city?: string;
   email?: string;
+  phoneNumber?: string;
+  // Other fields
+  name?: string;
   category?: MedicationCategory;
   code?: string;
   kind?: PathogenKind;
+  active: boolean;
+  updatedAt: string;
 };
 
 type DatasetsState = Record<DatasetKey, EditableRow[]>;
@@ -33,13 +43,51 @@ const DATASET_TITLES: Record<DatasetKey, string> = {
   antibiotics: "Die Verwaltung der Antibiogramme",
 };
 
+const FARMER_REQUIRED_FIELDS: Array<keyof EditableRow> = [
+  "companyName",
+  "customerNumber",
+  "contactPerson",
+  "street",
+  "houseNumber",
+  "postalCode",
+  "city",
+  "email",
+  "phoneNumber",
+];
+
+function isBlankValue(value: string | undefined) {
+  return !value?.trim();
+}
+
+function isFarmerFieldInvalid(row: EditableRow, field: keyof EditableRow, showValidation: boolean) {
+  if (!showValidation) {
+    return false;
+  }
+  const value = row[field];
+  return typeof value !== "string" || isBlankValue(value);
+}
+
+function isFarmerRowIncomplete(row: EditableRow) {
+  return FARMER_REQUIRED_FIELDS.some((field) => {
+    const value = row[field];
+    return typeof value !== "string" || isBlankValue(value);
+  });
+}
+
 function normalizeOverview(overview: AdministrationOverview): DatasetsState {
   return {
     farmers: overview.farmers.map((entry) => ({
       id: entry.id,
       businessKey: entry.businessKey,
-      name: entry.name,
+      customerNumber: entry.customerNumber ?? "",
+      companyName: entry.companyName,
+      contactPerson: entry.contactPerson ?? "",
+      street: entry.street ?? "",
+      houseNumber: entry.houseNumber ?? "",
+      postalCode: entry.postalCode ?? "",
+      city: entry.city ?? "",
       email: entry.email ?? "",
+      phoneNumber: entry.phoneNumber ?? "",
       active: entry.active,
       updatedAt: entry.updatedAt,
     })),
@@ -74,7 +122,21 @@ function normalizeOverview(overview: AdministrationOverview): DatasetsState {
 function emptyRow(dataset: DatasetKey): EditableRow {
   switch (dataset) {
     case "farmers":
-      return { id: "", businessKey: "", name: "", email: "", active: true, updatedAt: new Date().toISOString() };
+      return { 
+        id: "", 
+        businessKey: "", 
+        customerNumber: "",
+        companyName: "",
+        contactPerson: "",
+        street: "",
+        houseNumber: "",
+        postalCode: "",
+        city: "",
+        email: "",
+        phoneNumber: "",
+        active: true, 
+        updatedAt: new Date().toISOString() 
+      };
     case "medications":
       return {
         id: "",
@@ -133,6 +195,7 @@ export default function AdministrationPage() {
   }, []);
 
   const rows = useMemo(() => datasets?.[selectedDataset] ?? [], [datasets, selectedDataset]);
+  const isFarmerDataset = selectedDataset === "farmers";
 
   function updateRow(index: number, patch: Partial<EditableRow>) {
     setDatasets((current) => {
@@ -166,7 +229,11 @@ export default function AdministrationPage() {
       return;
     }
     setShowValidation(true);
-    if (rows.some((row) => !row.name.trim())) {
+    if (selectedDataset === "farmers" && rows.some(isFarmerRowIncomplete)) {
+      setMessage("Bitte alle Pflichtfelder fuer den Landwirt ausfuellen.");
+      return;
+    }
+    if (selectedDataset !== "farmers" && rows.some((row) => !row.name?.trim())) {
       setMessage("Bitte alle Pflichtfelder ausfuellen.");
       return;
     }
@@ -178,8 +245,15 @@ export default function AdministrationPage() {
         case "farmers":
           response = await apiPost<EditableRow[]>("/catalog/farmers", rows.map((row) => ({
             id: row.id || null,
-            name: row.name,
+            customerNumber: row.customerNumber || null,
+            companyName: row.companyName,
+            contactPerson: row.contactPerson || null,
+            street: row.street || null,
+            houseNumber: row.houseNumber || null,
+            postalCode: row.postalCode || null,
+            city: row.city || null,
             email: row.email || null,
+            phoneNumber: row.phoneNumber || null,
             active: row.active,
           })));
           break;
@@ -245,87 +319,198 @@ export default function AdministrationPage() {
           </div>
         </div>
 
-        <div className="table-shell">
-          <table className="data-table">
-            <thead>
-              <tr>
-                <th className="required-label">Name</th>
-                {selectedDataset === "farmers" ? <th>E-Mail</th> : null}
-                {selectedDataset === "medications" ? <th>Kategorie</th> : null}
-                {selectedDataset === "pathogens" || selectedDataset === "antibiotics" ? <th>Kuerzel</th> : null}
-                {selectedDataset === "pathogens" ? <th>Typ</th> : null}
-                <th>Aktiv</th>
-              </tr>
-            </thead>
-            <tbody>
-              {rows.map((row, index) => (
-                <tr key={`${row.id || "new"}-${index}`}>
-                  <td>
+        {isFarmerDataset ? (
+          <div className="admin-farmer-list">
+            {rows.map((row, index) => (
+              <article key={`${row.id || "new"}-${index}`} className="admin-farmer-card">
+                <div className="admin-farmer-card__row admin-farmer-card__row--primary">
+                  <label className="field field--required">
+                    <span>Firmenname</span>
                     <input
-                      className={showValidation && !row.name.trim() ? "is-invalid" : ""}
-                      value={row.name}
-                      onChange={(event) => updateRow(index, { name: event.target.value })}
+                      className={isFarmerFieldInvalid(row, "companyName", showValidation) ? "is-invalid" : ""}
+                      value={row.companyName ?? ""}
+                      onChange={(event) => updateRow(index, { companyName: event.target.value })}
+                      placeholder="Firmenname"
+                      required
                     />
-                  </td>
-                  {selectedDataset === "farmers" ? (
-                    <td>
-                      <input
-                        value={row.email ?? ""}
-                        onChange={(event) => updateRow(index, { email: event.target.value })}
-                      />
-                    </td>
-                  ) : null}
-                  {selectedDataset === "medications" ? (
-                    <td>
-                      <select
-                        value={row.category}
-                        onChange={(event) =>
-                          updateRow(index, { category: event.target.value as MedicationCategory })
-                        }
-                      >
-                        <option value="IN_UDDER">ins Euter</option>
-                        <option value="SYSTEMIC_ANTIBIOTIC">systemisch Antibiotika</option>
-                        <option value="SYSTEMIC_PAIN">systemisch Schmerzmittel</option>
-                        <option value="DRY_SEALER">Versiegler</option>
-                        <option value="DRY_ANTIBIOTIC">Trockenstellerprobe Antibiotika</option>
-                      </select>
-                    </td>
-                  ) : null}
-                  {selectedDataset === "pathogens" || selectedDataset === "antibiotics" ? (
-                    <td>
-                      <input
-                        value={row.code ?? ""}
-                        onChange={(event) => updateRow(index, { code: event.target.value })}
-                      />
-                    </td>
-                  ) : null}
-                  {selectedDataset === "pathogens" ? (
-                    <td>
-                      <select
-                        value={row.kind}
-                        onChange={(event) => updateRow(index, { kind: event.target.value as PathogenKind })}
-                      >
-                        <option value="BACTERIAL">bakteriell</option>
-                        <option value="NO_GROWTH">kein Wachstum</option>
-                        <option value="CONTAMINATED">verunreinigt</option>
-                        <option value="OTHER">sonstiges</option>
-                      </select>
-                    </td>
-                  ) : null}
-                  <td>
+                  </label>
+                  <label className="field field--required">
+                    <span>Ansprechpartner</span>
+                    <input
+                      className={isFarmerFieldInvalid(row, "contactPerson", showValidation) ? "is-invalid" : ""}
+                      value={row.contactPerson ?? ""}
+                      onChange={(event) => updateRow(index, { contactPerson: event.target.value })}
+                      placeholder="Ansprechpartner"
+                      required
+                    />
+                  </label>
+                  <label className="field field--required">
+                    <span>Kunden-Nr.</span>
+                    <input
+                      className={isFarmerFieldInvalid(row, "customerNumber", showValidation) ? "is-invalid" : ""}
+                      value={row.customerNumber ?? ""}
+                      onChange={(event) => updateRow(index, { customerNumber: event.target.value })}
+                      placeholder="Kunden-Nr."
+                      required
+                    />
+                  </label>
+                </div>
+
+                <div className="admin-farmer-card__row admin-farmer-card__row--address">
+                  <label className="field field--required">
+                    <span>PLZ</span>
+                    <input
+                      className={isFarmerFieldInvalid(row, "postalCode", showValidation) ? "is-invalid" : ""}
+                      value={row.postalCode ?? ""}
+                      onChange={(event) => updateRow(index, { postalCode: event.target.value })}
+                      placeholder="PLZ"
+                      required
+                    />
+                  </label>
+                  <label className="field field--required">
+                    <span>Ort</span>
+                    <input
+                      className={isFarmerFieldInvalid(row, "city", showValidation) ? "is-invalid" : ""}
+                      value={row.city ?? ""}
+                      onChange={(event) => updateRow(index, { city: event.target.value })}
+                      placeholder="Ort"
+                      required
+                    />
+                  </label>
+                  <label className="field field--required">
+                    <span>Straße</span>
+                    <input
+                      className={isFarmerFieldInvalid(row, "street", showValidation) ? "is-invalid" : ""}
+                      value={row.street ?? ""}
+                      onChange={(event) => updateRow(index, { street: event.target.value })}
+                      placeholder="Straße"
+                      required
+                    />
+                  </label>
+                  <label className="field field--required">
+                    <span>Hausnummer</span>
+                    <input
+                      className={isFarmerFieldInvalid(row, "houseNumber", showValidation) ? "is-invalid" : ""}
+                      value={row.houseNumber ?? ""}
+                      onChange={(event) => updateRow(index, { houseNumber: event.target.value })}
+                      placeholder="Hausnummer"
+                      required
+                    />
+                  </label>
+                </div>
+
+                <div className="admin-farmer-card__row admin-farmer-card__row--contact">
+                  <label className="field field--required">
+                    <span>E-Mail</span>
+                    <input
+                      className={isFarmerFieldInvalid(row, "email", showValidation) ? "is-invalid" : ""}
+                      value={row.email ?? ""}
+                      onChange={(event) => updateRow(index, { email: event.target.value })}
+                      placeholder="E-Mail"
+                      required
+                    />
+                  </label>
+                  <label className="field field--required">
+                    <span>Telefon</span>
+                    <input
+                      className={isFarmerFieldInvalid(row, "phoneNumber", showValidation) ? "is-invalid" : ""}
+                      value={row.phoneNumber ?? ""}
+                      onChange={(event) => updateRow(index, { phoneNumber: event.target.value })}
+                      placeholder="Telefon"
+                      required
+                    />
+                  </label>
+                </div>
+
+                <div className="admin-farmer-card__row admin-farmer-card__row--toggle">
+                  <label className="field">
+                    <span>Aktiv</span>
                     <button
                       type="button"
-                      className={`eye-button ${row.active ? "is-active" : "is-inactive"}`}
+                      className={`eye-button admin-farmer-card__toggle ${row.active ? "is-active" : "is-inactive"}`}
                       onClick={() => updateRow(index, { active: !row.active })}
                     >
                       {row.active ? "sichtbar" : "inaktiv"}
                     </button>
-                  </td>
+                  </label>
+                </div>
+              </article>
+            ))}
+          </div>
+        ) : (
+          <div className="table-shell">
+            <table className="data-table">
+              <thead>
+                <tr>
+                  <th className="required-label">Name</th>
+                  {selectedDataset === "medications" ? <th>Kategorie</th> : null}
+                  {selectedDataset === "pathogens" || selectedDataset === "antibiotics" ? <th>Kuerzel</th> : null}
+                  {selectedDataset === "pathogens" ? <th>Typ</th> : null}
+                  <th>Aktiv</th>
                 </tr>
-              ))}
-            </tbody>
-          </table>
-        </div>
+              </thead>
+              <tbody>
+                {rows.map((row, index) => (
+                  <tr key={`${row.id || "new"}-${index}`}>
+                    <td>
+                      <input
+                        className={showValidation && !row.name?.trim() ? "is-invalid" : ""}
+                        value={row.name ?? ""}
+                        onChange={(event) => updateRow(index, { name: event.target.value })}
+                      />
+                    </td>
+                    {selectedDataset === "medications" ? (
+                      <td>
+                        <select
+                          value={row.category}
+                          onChange={(event) =>
+                            updateRow(index, { category: event.target.value as MedicationCategory })
+                          }
+                        >
+                          <option value="IN_UDDER">ins Euter</option>
+                          <option value="SYSTEMIC_ANTIBIOTIC">systemisch Antibiotika</option>
+                          <option value="SYSTEMIC_PAIN">systemisch Schmerzmittel</option>
+                          <option value="DRY_SEALER">Versiegler</option>
+                          <option value="DRY_ANTIBIOTIC">Trockenstellerprobe Antibiotika</option>
+                        </select>
+                      </td>
+                    ) : null}
+                    {selectedDataset === "pathogens" || selectedDataset === "antibiotics" ? (
+                      <td>
+                        <input
+                          value={row.code ?? ""}
+                          onChange={(event) => updateRow(index, { code: event.target.value })}
+                        />
+                      </td>
+                    ) : null}
+                    {selectedDataset === "pathogens" ? (
+                      <td>
+                        <select
+                          value={row.kind}
+                          onChange={(event) => updateRow(index, { kind: event.target.value as PathogenKind })}
+                        >
+                          <option value="BACTERIAL">bakteriell</option>
+                          <option value="NO_GROWTH">kein Wachstum</option>
+                          <option value="CONTAMINATED">verunreinigt</option>
+                          <option value="OTHER">sonstiges</option>
+                        </select>
+                      </td>
+                    ) : null}
+                    <td>
+                      <button
+                        type="button"
+                        className={`eye-button ${row.active ? "is-active" : "is-inactive"}`}
+                        onClick={() => updateRow(index, { active: !row.active })}
+                      >
+                        {row.active ? "sichtbar" : "inaktiv"}
+                      </button>
+                    </td>
+                  </tr>
+                ))}
+              </tbody>
+            </table>
+          </div>
+        )}
 
         <div className="page-actions page-actions--space-between">
           <button type="button" className="secondary-button" onClick={addRow}>

frontend/src/pages/SampleRegistrationPage.tsx

@@ -196,7 +196,7 @@ export default function SampleRegistrationPage() {
               >
                 {catalogs?.farmers.map((farmer) => (
                   <option key={farmer.businessKey} value={farmer.businessKey}>
-                    {farmer.name}
+                    {farmer.companyName}
                   </option>
                 ))}
               </select>

frontend/src/pages/SearchFarmerPage.tsx

@@ -22,7 +22,7 @@ export default function SearchFarmerPage() {
       `/portal/snapshot?farmerBusinessKey=${encodeURIComponent(farmer.businessKey)}`,
     );
     setSamples(response.samples);
-    setResultLabel(`Proben von ${farmer.name}`);
+    setResultLabel(`Proben von ${farmer.companyName}`);
     setMessage(response.samples.length ? null : "Zu diesem Landwirt wurden noch keine Proben gefunden.");
   }
 
@@ -121,7 +121,7 @@ export default function SearchFarmerPage() {
                 className="user-card"
                 onClick={() => void loadFarmerSamples(farmer)}
               >
-                <strong>{farmer.name}</strong>
+                <strong>{farmer.companyName}</strong>
                 <small>{farmer.email ?? "ohne E-Mail"}</small>
               </button>
             ))}

frontend/src/styles/global.css

@@ -570,6 +570,46 @@ a {
   overflow: auto;
 }
 
+.admin-farmer-list {
+  display: grid;
+  gap: 20px;
+}
+
+.admin-farmer-card {
+  display: grid;
+  gap: 16px;
+  padding: 24px;
+  border: 1px solid rgba(37, 49, 58, 0.08);
+  border-radius: 24px;
+  background: rgba(255, 255, 255, 0.42);
+}
+
+.admin-farmer-card__row {
+  display: grid;
+  gap: 16px;
+}
+
+.admin-farmer-card__row--primary {
+  grid-template-columns: minmax(0, 1.8fr) minmax(0, 1.3fr) minmax(0, 1fr);
+}
+
+.admin-farmer-card__row--address {
+  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.05fr) minmax(0, 1.8fr) minmax(0, 0.9fr);
+}
+
+.admin-farmer-card__row--contact {
+  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1.1fr);
+}
+
+.admin-farmer-card__row--toggle {
+  grid-template-columns: minmax(0, 180px);
+}
+
+.admin-farmer-card__toggle {
+  min-width: 140px;
+  justify-content: center;
+}
+
 .data-table {
   width: 100%;
   border-collapse: collapse;
@@ -590,6 +630,35 @@ a {
   text-transform: uppercase;
 }
 
+@media (max-width: 1200px) {
+  .admin-farmer-card__row--primary,
+  .admin-farmer-card__row--address,
+  .admin-farmer-card__row--contact {
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+  }
+
+  .admin-farmer-card__row--toggle {
+    grid-template-columns: minmax(0, 180px);
+  }
+
+  .admin-farmer-card__toggle {
+    width: 100%;
+  }
+}
+
+@media (max-width: 720px) {
+  .admin-farmer-card {
+    padding: 18px;
+  }
+
+  .admin-farmer-card__row--primary,
+  .admin-farmer-card__row--address,
+  .admin-farmer-card__row--contact,
+  .admin-farmer-card__row--toggle {
+    grid-template-columns: 1fr;
+  }
+}
+
 .status-pill,
 .info-chip {
   display: inline-flex;