Add MCP server and enhance AI content tools

Implement self-hosted MCP server for admin actions, update AI generation tools in admin dashboard, and refine mobile app stores and components.

apps/admin/src/services/categories.ts

@@ -12,6 +12,7 @@ export interface Category {
     icon: string | null;
     sort_order: number | null;
     created_at: string | null;
+    is_public: boolean;
     pack_count?: number;
 }
 
@@ -19,6 +20,7 @@ export interface CategoryFormData {
     name: string;
     description: string;
     icon: string;
+    is_public: boolean;
 }
 
 // =============================================================================
@@ -85,10 +87,12 @@ export async function createCategory(
         description: data.description || null,
         icon: data.icon || null,
         sort_order: sortOrder,
+        is_public: data.is_public ?? true,
     });
 
     if (error) throw error;
-    return created as Category;
+    if (!created || created.length === 0) throw new Error('Failed to create category');
+    return created[0] as Category;
 }
 
 /**
@@ -102,6 +106,7 @@ export async function updateCategory(
         name: data.name,
         description: data.description || null,
         icon: data.icon || null,
+        is_public: data.is_public,
     });
 
     if (error) throw error;

apps/admin/src/services/packs.ts

@@ -132,7 +132,8 @@ export async function createPack(
     });
 
     if (error) throw error;
-    return created as Pack;
+    if (!created || created.length === 0) throw new Error('Failed to create pack');
+    return created[0] as Pack;
 }
 
 /**

apps/admin/src/services/questions.ts

@@ -84,7 +84,8 @@ export async function createQuestion(
     });
 
     if (error) throw error;
-    return created as Question;
+    if (!created || created.length === 0) throw new Error('Failed to create question');
+    return created[0] as Question;
 }
 
 /**
@@ -138,7 +139,7 @@ export async function bulkCreateQuestions(
         });
 
         if (error) throw error;
-        if (data) results.push(data as Question);
+        if (data && data.length > 0) results.push(data[0] as Question);
     }
 
     return results;