feat: global ui & functional update

components/providers/workspace-provider.tsx

@@ -55,6 +55,8 @@ interface WorkspaceContextType {
   permissions: Permission[];
   hasPermission: (key: PermissionKey, projectId?: string) => boolean;
   isAdmin: boolean;
+  // Check if user is admin in a specific workspace
+  isWorkspaceAdmin: (workspaceId: string) => Promise<boolean>;
 
   // Loading states
   isLoading: boolean;
@@ -64,7 +66,7 @@ interface WorkspaceContextType {
   // Actions
   refreshWorkspaces: () => Promise<Workspace[]>;
   refreshProjects: () => Promise<void>;
-  createWorkspace: (name: string) => Promise<Workspace>;
+  createWorkspace: (name: string, avatarFile?: File | null) => Promise<Workspace>;
 }
 
 const WorkspaceContext = createContext<WorkspaceContextType | undefined>(
@@ -406,12 +408,49 @@ export const WorkspaceProvider: React.FC<WorkspaceProviderProps> = ({
     }
   }, [projects, saveSelectedProjects]);
 
+  // ============================================================================
+  // Check if user is admin in a specific workspace
+  // ============================================================================
+
+  const isWorkspaceAdmin = useCallback(async (workspaceId: string): Promise<boolean> => {
+    // Demo mode - user is admin
+    if (isDemoMode || workspaceId === DEMO_WORKSPACE_ID) {
+      return true;
+    }
+
+    // Check if this is the current workspace
+    if (currentWorkspace?.id === workspaceId) {
+      return isAdmin;
+    }
+
+    // Load permissions for the target workspace
+    try {
+      const me = await authApi.me();
+      const membersResponse = await membersApi.list(workspaceId, { size: 100 });
+      const member = membersResponse.items.find((m) => m.user.id === me.id);
+
+      if (!member) {
+        // Check if user is creator (members list is empty or this is first member)
+        if (membersResponse.items.length === 0) {
+          return true;
+        }
+        return false;
+      }
+
+      // Check if has admin_full permission
+      return member.permissions.some((p) => p.key === "admin_full");
+    } catch (err) {
+      console.error("Failed to check workspace permissions:", err);
+      return false;
+    }
+  }, [currentWorkspace, isAdmin, isDemoMode]);
+
   // ============================================================================
   // Create Workspace
   // ============================================================================
 
-  const createWorkspace = useCallback(async (name: string): Promise<Workspace> => {
-    const workspace = await workspacesApi.create({ name });
+  const createWorkspace = useCallback(async (name: string, avatarFile?: File | null): Promise<Workspace> => {
+    const workspace = await workspacesApi.create({ name, avatar_file: avatarFile });
     setWorkspaces((prev) => [...prev, workspace]);
     return workspace;
   }, []);
@@ -462,6 +501,7 @@ export const WorkspaceProvider: React.FC<WorkspaceProviderProps> = ({
         permissions,
         hasPermission,
         isAdmin,
+        isWorkspaceAdmin,
 
         // Loading states
         isLoading,