backend/src/main/java/org/raddatz/familienarchiv/controller/PersonController.java

@@ -55,7 +55,11 @@ public class PersonController {
         if (firstName == null || firstName.isBlank() || lastName == null || lastName.isBlank()) {
             throw new ResponseStatusException(HttpStatus.BAD_REQUEST, "Vor- und Nachname sind Pflichtfelder");
         }
-        return ResponseEntity.ok(personService.updatePerson(id, firstName.trim(), lastName.trim(), body.get("alias"), body.get("notes")));
+        Integer birthYear = body.get("birthYear") != null && !body.get("birthYear").isBlank()
+                ? Integer.parseInt(body.get("birthYear")) : null;
+        Integer deathYear = body.get("deathYear") != null && !body.get("deathYear").isBlank()
+                ? Integer.parseInt(body.get("deathYear")) : null;
+        return ResponseEntity.ok(personService.updatePerson(id, firstName.trim(), lastName.trim(), body.get("alias"), body.get("notes"), birthYear, deathYear));
     }
 
     @PostMapping("/{id}/merge")

backend/src/main/java/org/raddatz/familienarchiv/model/Person.java

@@ -32,4 +32,7 @@ public class Person {
     // Optional: Free-text biographical notes
     @Column(columnDefinition = "TEXT")
     private String notes;
+
+    private Integer birthYear;
+    private Integer deathYear;
 }

backend/src/main/java/org/raddatz/familienarchiv/service/PersonService.java

@@ -58,13 +58,18 @@ public class PersonService {
     }
 
     @Transactional
-    public Person updatePerson(UUID id, String firstName, String lastName, String alias, String notes) {
+    public Person updatePerson(UUID id, String firstName, String lastName, String alias, String notes, Integer birthYear, Integer deathYear) {
+        if (birthYear != null && deathYear != null && birthYear > deathYear) {
+            throw new ResponseStatusException(HttpStatus.BAD_REQUEST, "Geburtsjahr darf nicht nach dem Todesjahr liegen");
+        }
         Person person = personRepository.findById(id)
                 .orElseThrow(() -> new ResponseStatusException(HttpStatus.NOT_FOUND, "Person nicht gefunden"));
         person.setFirstName(firstName);
         person.setLastName(lastName);
         person.setAlias(alias == null || alias.isBlank() ? null : alias.trim());
         person.setNotes(notes == null || notes.isBlank() ? null : notes.trim());
+        person.setBirthYear(birthYear);
+        person.setDeathYear(deathYear);
         return personRepository.save(person);
     }
 

backend/src/main/resources/db/migration/V6__add_birth_death_years_to_persons.sql

@@ -0,0 +1,2 @@
+ALTER TABLE persons ADD COLUMN birth_year INTEGER;
+ALTER TABLE persons ADD COLUMN death_year INTEGER;

backend/src/test/java/org/raddatz/familienarchiv/service/PersonServiceTest.java

@@ -92,7 +92,7 @@ class PersonServiceTest {
         when(personRepository.findById(id)).thenReturn(Optional.of(person));
         when(personRepository.save(any())).thenAnswer(inv -> inv.getArgument(0));
 
-        Person result = personService.updatePerson(id, "Anna", "Alt", null, "Some notes here.");
+        Person result = personService.updatePerson(id, "Anna", "Alt", null, "Some notes here.", null, null);
 
         assertThat(result.getNotes()).isEqualTo("Some notes here.");
     }
@@ -104,11 +104,49 @@ class PersonServiceTest {
         when(personRepository.findById(id)).thenReturn(Optional.of(person));
         when(personRepository.save(any())).thenAnswer(inv -> inv.getArgument(0));
 
-        Person result = personService.updatePerson(id, "Anna", "Alt", null, "   ");
+        Person result = personService.updatePerson(id, "Anna", "Alt", null, "   ", null, null);
 
         assertThat(result.getNotes()).isNull();
     }
 
+    // ─── updatePerson (birth/death years) ────────────────────────────────────
+
+    @Test
+    void updatePerson_persistsBirthAndDeathYear() {
+        UUID id = UUID.randomUUID();
+        Person person = Person.builder().id(id).firstName("Anna").lastName("Alt").build();
+        when(personRepository.findById(id)).thenReturn(Optional.of(person));
+        when(personRepository.save(any())).thenAnswer(inv -> inv.getArgument(0));
+
+        Person result = personService.updatePerson(id, "Anna", "Alt", null, null, 1890, 1965);
+
+        assertThat(result.getBirthYear()).isEqualTo(1890);
+        assertThat(result.getDeathYear()).isEqualTo(1965);
+    }
+
+    @Test
+    void updatePerson_throwsBadRequest_whenBirthYearAfterDeathYear() {
+        UUID id = UUID.randomUUID();
+
+        assertThatThrownBy(() -> personService.updatePerson(id, "Anna", "Alt", null, null, 1970, 1950))
+                .isInstanceOf(ResponseStatusException.class)
+                .extracting(e -> ((ResponseStatusException) e).getStatusCode().value())
+                .isEqualTo(400);
+    }
+
+    @Test
+    void updatePerson_allowsSameYear() {
+        UUID id = UUID.randomUUID();
+        Person person = Person.builder().id(id).firstName("Anna").lastName("Alt").build();
+        when(personRepository.findById(id)).thenReturn(Optional.of(person));
+        when(personRepository.save(any())).thenAnswer(inv -> inv.getArgument(0));
+
+        Person result = personService.updatePerson(id, "Anna", "Alt", null, null, 1900, 1900);
+
+        assertThat(result.getBirthYear()).isEqualTo(1900);
+        assertThat(result.getDeathYear()).isEqualTo(1900);
+    }
+
     // ─── mergePersons ─────────────────────────────────────────────────────────
 
     @Test

frontend/e2e/persons.spec.ts

@@ -52,6 +52,28 @@ test.describe('Person detail', () => {
 			await expect(page.getByLabel('Vorname')).not.toBeVisible();
 		}
 	});
+
+	test('birth and death year fields appear in edit mode and save correctly', async ({ page }) => {
+		await page.goto('/persons');
+		const firstPerson = page.locator('a[href^="/persons/"]').first();
+		await firstPerson.click();
+
+		const editBtn = page.getByRole('button', { name: /Bearbeiten/i });
+		await editBtn.click();
+
+		await expect(page.getByLabel(/Geburtsjahr/i)).toBeVisible();
+		await expect(page.getByLabel(/Todesjahr/i)).toBeVisible();
+
+		await page.getByLabel(/Geburtsjahr/i).fill('1890');
+		await page.getByLabel(/Todesjahr/i).fill('1965');
+
+		await page.getByRole('button', { name: /Speichern/i }).click();
+
+		// After saving, the years should be shown in view mode
+		await expect(page.getByText('* 1890')).toBeVisible();
+		await expect(page.getByText('† 1965')).toBeVisible();
+		await page.screenshot({ path: 'test-results/e2e/person-birth-death-years.png' });
+	});
 });
 
 test.describe('New person', () => {

frontend/messages/de.json

@@ -113,6 +113,11 @@
 	"person_merge_warning": "Achtung: Diese Aktion ist nicht rückgängig zu machen.",
 	"person_label_notes": "Notizen",
 	"person_placeholder_notes": "Biographische Hinweise, Besonderheiten…",
+	"person_label_birth_year": "Geburtsjahr",
+	"person_label_death_year": "Todesjahr",
+	"person_placeholder_year": "z.B. 1923",
+	"person_year_error": "Bitte eine vierstellige Jahreszahl eingeben",
+	"person_years_error_order": "Geburtsjahr muss vor dem Todesjahr liegen",
 	"person_docs_heading": "Gesendete Dokumente",
 	"person_no_docs": "Diese Person ist noch nicht als Absender verknüpft.",
 

frontend/messages/en.json

@@ -113,6 +113,11 @@
 	"person_merge_warning": "Warning: This action cannot be undone.",
 	"person_label_notes": "Notes",
 	"person_placeholder_notes": "Biographical notes, remarks…",
+	"person_label_birth_year": "Birth year",
+	"person_label_death_year": "Death year",
+	"person_placeholder_year": "e.g. 1923",
+	"person_year_error": "Please enter a four-digit year",
+	"person_years_error_order": "Birth year must be before death year",
 	"person_docs_heading": "Sent documents",
 	"person_no_docs": "This person has not yet been linked as a sender.",
 

frontend/messages/es.json

@@ -113,6 +113,11 @@
 	"person_merge_warning": "Atención: Esta acción no se puede deshacer.",
 	"person_label_notes": "Notas",
 	"person_placeholder_notes": "Notas biográficas, observaciones…",
+	"person_label_birth_year": "Año de nacimiento",
+	"person_label_death_year": "Año de fallecimiento",
+	"person_placeholder_year": "p.ej. 1923",
+	"person_year_error": "Introduzca un año de cuatro dígitos",
+	"person_years_error_order": "El año de nacimiento debe ser anterior al año de fallecimiento",
 	"person_docs_heading": "Documentos enviados",
 	"person_no_docs": "Esta persona aún no está vinculada como remitente.",
 

frontend/src/lib/generated/api.ts

@@ -308,6 +308,8 @@ export interface components {
             lastName: string;
             alias?: string;
             notes?: string;
+            birthYear?: number;
+            deathYear?: number;
         };
         DocumentUpdateDTO: {
             title?: string;

frontend/src/routes/persons/[id]/+page.server.ts

@@ -29,6 +29,8 @@ export const actions = {
         const lastName = formData.get('lastName')?.toString().trim();
         const alias = formData.get('alias')?.toString().trim() || undefined;
         const notes = formData.get('notes')?.toString().trim() || undefined;
+        const birthYear = formData.get('birthYear')?.toString().trim() || undefined;
+        const deathYear = formData.get('deathYear')?.toString().trim() || undefined;
 
         if (!firstName || !lastName) {
             return fail(400, { updateError: 'Vor- und Nachname sind Pflichtfelder.' });
@@ -37,7 +39,13 @@ export const actions = {
         const api = createApiClient(fetch);
         const { error: apiError } = await api.PUT('/api/persons/{id}', {
             params: { path: { id: params.id } },
-            body: { firstName, lastName, ...(alias ? { alias } : {}), ...(notes ? { notes } : {}) }
+            body: {
+                firstName, lastName,
+                ...(alias ? { alias } : {}),
+                ...(notes ? { notes } : {}),
+                ...(birthYear ? { birthYear } : {}),
+                ...(deathYear ? { deathYear } : {})
+            }
         });
 
         if (apiError) {

frontend/src/routes/persons/[id]/+page.svelte

@@ -86,6 +86,32 @@
                                     class="block w-full border border-gray-300 rounded px-3 py-2 font-serif text-brand-navy focus:outline-none focus:border-brand-navy"
                                 />
                             </div>
+                            <div>
+                                <label for="birthYear" class="block text-xs font-bold uppercase tracking-widest text-gray-400 mb-1">{m.person_label_birth_year()}</label>
+                                <input
+                                    id="birthYear"
+                                    name="birthYear"
+                                    type="number"
+                                    min="1"
+                                    max="2100"
+                                    placeholder={m.person_placeholder_year()}
+                                    value={person.birthYear ?? ''}
+                                    class="block w-full border border-gray-300 rounded px-3 py-2 font-serif text-brand-navy focus:outline-none focus:border-brand-navy"
+                                />
+                            </div>
+                            <div>
+                                <label for="deathYear" class="block text-xs font-bold uppercase tracking-widest text-gray-400 mb-1">{m.person_label_death_year()}</label>
+                                <input
+                                    id="deathYear"
+                                    name="deathYear"
+                                    type="number"
+                                    min="1"
+                                    max="2100"
+                                    placeholder={m.person_placeholder_year()}
+                                    value={person.deathYear ?? ''}
+                                    class="block w-full border border-gray-300 rounded px-3 py-2 font-serif text-brand-navy focus:outline-none focus:border-brand-navy"
+                                />
+                            </div>
                             <div class="md:col-span-2">
                                 <label for="notes" class="block text-xs font-bold uppercase tracking-widest text-gray-400 mb-1">{m.person_label_notes()}</label>
                                 <textarea
@@ -147,6 +173,17 @@
                             </div>
                             {/if}
 
+                            {#if person.birthYear || person.deathYear}
+                            <div>
+                                <span class="block text-xs font-bold font-sans text-gray-400 uppercase tracking-widest mb-1">
+                                    {#if person.birthYear && person.deathYear}{m.person_label_birth_year()} / {m.person_label_death_year()}{:else if person.birthYear}{m.person_label_birth_year()}{:else}{m.person_label_death_year()}{/if}
+                                </span>
+                                <span class="block text-lg font-serif text-brand-navy">
+                                    {#if person.birthYear}* {person.birthYear}{/if}{#if person.birthYear && person.deathYear} &nbsp;{/if}{#if person.deathYear}† {person.deathYear}{/if}
+                                </span>
+                            </div>
+                            {/if}
+
                             {#if person.notes}
                             <div class="md:col-span-2">
                                 <span class="block text-xs font-bold font-sans text-gray-400 uppercase tracking-widest mb-1">{m.person_label_notes()}</span>