feat(timeline): add note toggle i18n keys + regenerate api.ts (REQ-001/007)

Adds timeline_note_show_more / _show_less Paraglide keys (de/en/es) for
the expand/collapse affordance on long event notes. Regenerates api.ts
to include description?: string on TimelineEntryDTO.

Refs #844
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

frontend/src/lib/generated/api.ts

@@ -2469,6 +2469,7 @@ export interface components {
             rootTagColor?: string;
             /** Format: uuid */
             linkedEventId?: string;
+            description?: string;
         };
         TimelineYearDTO: {
             /** Format: int32 */
@@ -2648,11 +2649,11 @@ export interface components {
             empty?: boolean;
         };
         PageableObject: {
-            paged?: boolean;
             /** Format: int32 */
             pageNumber?: number;
             /** Format: int32 */
             pageSize?: number;
+            paged?: boolean;
             /** Format: int64 */
             offset?: number;
             sort?: components["schemas"]["SortObject"];