chore(#221): regenerate TypeScript API types with Tag hierarchy fields

Adds TagTreeNodeDTO, TagUpdateDTO (parentId + color), /api/tags/tree endpoint,
and parentId/color fields on Tag schema.

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

frontend/src/lib/generated/api.ts

@@ -740,6 +740,22 @@ export interface paths {
         patch?: never;
         trace?: never;
     };
+    "/api/tags/tree": {
+        parameters: {
+            query?: never;
+            header?: never;
+            path?: never;
+            cookie?: never;
+        };
+        get: operations["getTagTree"];
+        put?: never;
+        post?: never;
+        delete?: never;
+        options?: never;
+        head?: never;
+        patch?: never;
+        trace?: never;
+    };
     "/api/stats": {
         parameters: {
             query?: never;
@@ -1190,10 +1206,19 @@ export interface components {
             notifyOnReply?: boolean;
             notifyOnMention?: boolean;
         };
+        TagUpdateDTO: {
+            name?: string;
+            /** Format: uuid */
+            parentId?: string;
+            color?: string;
+        };
         Tag: {
             /** Format: uuid */
             id: string;
             name: string;
+            /** Format: uuid */
+            parentId?: string;
+            color?: string;
         };
         PersonUpdateDTO: {
             title?: string;
@@ -1533,6 +1558,15 @@ export interface components {
             /** Format: int32 */
             reviewedBlockCount: number;
         };
+        TagTreeNodeDTO: {
+            /** Format: uuid */
+            id?: string;
+            name?: string;
+            color?: string;
+            /** Format: int32 */
+            documentCount?: number;
+            children?: components["schemas"]["TagTreeNodeDTO"][];
+        };
         StatsDTO: {
             /** Format: int64 */
             totalPersons?: number;
@@ -1596,13 +1630,11 @@ export interface components {
             timeout?: number;
         };
         PageNotificationDTO: {
-            /** Format: int64 */
-            totalElements?: number;
             /** Format: int32 */
             totalPages?: number;
+            /** Format: int64 */
+            totalElements?: number;
             pageable?: components["schemas"]["PageableObject"];
-            first?: boolean;
-            last?: boolean;
             /** Format: int32 */
             size?: number;
             content?: components["schemas"]["NotificationDTO"][];
@@ -1611,6 +1643,8 @@ export interface components {
             sort?: components["schemas"]["SortObject"];
             /** Format: int32 */
             numberOfElements?: number;
+            first?: boolean;
+            last?: boolean;
             empty?: boolean;
         };
         PageableObject: {
@@ -1875,9 +1909,7 @@ export interface operations {
         };
         requestBody: {
             content: {
-                "application/json": {
+                "application/json": components["schemas"]["TagUpdateDTO"];
-                    [key: string]: string;
-                };
             };
         };
         responses: {
@@ -3279,6 +3311,26 @@ export interface operations {
             };
         };
     };
+    getTagTree: {
+        parameters: {
+            query?: never;
+            header?: never;
+            path?: never;
+            cookie?: never;
+        };
+        requestBody?: never;
+        responses: {
+            /** @description OK */
+            200: {
+                headers: {
+                    [name: string]: unknown;
+                };
+                content: {
+                    "*/*": components["schemas"]["TagTreeNodeDTO"][];
+                };
+            };
+        };
+    };
     getStats: {
         parameters: {
             query?: never;
@@ -3668,6 +3720,8 @@ export interface operations {
                 sort?: "DATE" | "TITLE" | "SENDER" | "RECEIVER" | "UPLOAD_DATE" | "RELEVANCE";
                 /** @description Sort direction: ASC or DESC */
                 dir?: string;
+                /** @description Tag operator: AND (default) or OR */
+                tagOp?: string;
             };
             header?: never;
             path?: never;