chore(api): regenerate TypeScript types for GET /api/timeline

Adds TimelineDTO, TimelineYearDTO, TimelineEntryDTO with kind union
("EVENT"|"LETTER"), eventId, documentId, senderName, receiverName,
linkedPersonIds, derivedType fields.

Refs #777
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

frontend/src/lib/generated/api.ts

@@ -1032,6 +1032,22 @@ export interface paths {
         patch?: never;
         trace?: never;
     };
+    "/api/timeline": {
+        parameters: {
+            query?: never;
+            header?: never;
+            path?: never;
+            cookie?: never;
+        };
+        get: operations["getTimeline"];
+        put?: never;
+        post?: never;
+        delete?: never;
+        options?: never;
+        head?: never;
+        patch?: never;
+        trace?: never;
+    };
     "/api/tags": {
         parameters: {
             query?: never;
@@ -2413,6 +2429,38 @@ export interface components {
             contributors: components["schemas"]["ActivityActorDTO"][];
             hasMoreContributors: boolean;
         };
+        TimelineDTO: {
+            years: components["schemas"]["TimelineYearDTO"][];
+            undated: components["schemas"]["TimelineEntryDTO"][];
+        };
+        TimelineEntryDTO: {
+            /** @enum {string} */
+            kind: "EVENT" | "LETTER";
+            /** @enum {string} */
+            precision: "DAY" | "MONTH" | "SEASON" | "YEAR" | "RANGE" | "APPROX" | "UNKNOWN";
+            derived: boolean;
+            senderName: string;
+            receiverName: string;
+            /** Format: date */
+            eventDate?: string;
+            /** Format: date */
+            eventDateEnd?: string;
+            title?: string;
+            /** @enum {string} */
+            type?: "PERSONAL" | "HISTORICAL";
+            /** Format: uuid */
+            eventId?: string;
+            /** Format: uuid */
+            documentId?: string;
+            linkedPersonIds?: string[];
+            /** @enum {string} */
+            derivedType?: "BIRTH" | "DEATH" | "MARRIAGE";
+        };
+        TimelineYearDTO: {
+            /** Format: int32 */
+            year: number;
+            entries: components["schemas"]["TimelineEntryDTO"][];
+        };
         TagTreeNodeDTO: {
             /** Format: uuid */
             id: string;
@@ -2468,10 +2516,10 @@ export interface components {
             birthDatePrecision?: "DAY" | "MONTH" | "SEASON" | "YEAR" | "RANGE" | "APPROX" | "UNKNOWN";
             /** Format: date */
             deathDate?: string;
-            /** @enum {string} */
-            deathDatePrecision?: "DAY" | "MONTH" | "SEASON" | "YEAR" | "RANGE" | "APPROX" | "UNKNOWN";
             personType?: string;
             familyMember?: boolean;
+            /** @enum {string} */
+            deathDatePrecision?: "DAY" | "MONTH" | "SEASON" | "YEAR" | "RANGE" | "APPROX" | "UNKNOWN";
             provisional?: boolean;
             /** Format: int32 */
             birthYear?: number;
@@ -4993,6 +5041,32 @@ export interface operations {
             };
         };
     };
+    getTimeline: {
+        parameters: {
+            query?: {
+                personId?: string;
+                generation?: number;
+                type?: "PERSONAL" | "HISTORICAL";
+                fromYear?: number;
+                toYear?: number;
+            };
+            header?: never;
+            path?: never;
+            cookie?: never;
+        };
+        requestBody?: never;
+        responses: {
+            /** @description OK */
+            200: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "*/*": components["schemas"]["TimelineDTO"];
+                };
+            };
+        };
+    };
     searchTags: {
         parameters: {
             query?: {