refactor: simplify UserContext and supabaseClient

- Refactored UserContext.tsx (67 lines simplified)
- Simplified supabaseClient.ts (82 lines reduced)
- Updated .env.development for local dev

src/contexts/UserContext.tsx

@@ -8,9 +8,6 @@ import { DatabaseNameService } from '../services/graph/databaseNameService';
 import { provisionUser } from '../services/provisioningService';
 import { storageService, StorageKeys } from '../services/auth/localStorageService';
 
-const supabaseUrl = import.meta.env.VITE_SUPABASE_URL;
-const supabaseAnonKey = import.meta.env.VITE_SUPABASE_ANON_KEY;
-
 export interface UserContextType {
   user: CCUser | null;
   loading: boolean;
@@ -32,9 +29,9 @@ export const UserContext = createContext<UserContextType>({
   preferences: {},
   isMobile: false,
   isInitialized: false,
-  updateProfile: async () => { },
-  updatePreferences: async () => { },
-  clearError: () => { }
+  updateProfile: async () => {},
+  updatePreferences: async () => {},
+  clearError: () => {}
 });
 
 export const UserProvider = ({ children }: { children: React.ReactNode }) => {
@@ -66,7 +63,7 @@ export const UserProvider = ({ children }: { children: React.ReactNode }) => {
         return;
       }
     }
-
+    
     let userInfo: User | null = null; // Declare at function scope
     try {
       logger.debug('user-context', '🔄 Resolving user profile', {
@@ -113,61 +110,45 @@ export const UserProvider = ({ children }: { children: React.ReactNode }) => {
         email: userInfo.email
       });
 
-      let profileRow: Record<string, unknown> | null = null;
+     let profileRow: Record<string, unknown> | null = null;
 
       logger.debug('user-context', '🔧 Step 5: Querying profiles table...', {
         userId: userInfo.id
       });
-
+      
       // Set loading state when we start the actual database query
       setLoading(true);
-
+      
       // Query profiles table without timeout to see actual error
       logger.debug('user-context', '🔧 Step 5b: Starting profiles query...', {
         userId: userInfo.id,
         clientType: 'authenticated'
       });
-
-      // Try direct fetch instead of Supabase client to bypass hanging issue
-      logger.debug('user-context', '🔧 Step 5b1: About to make profiles query with direct fetch...', {
+      
+      logger.debug('user-context', '🔧 Step 5b1: About to make profiles query...', {
         userId: userInfo.id,
         queryStarted: true
       });
-
-      const { data, error } = await fetch(`${supabaseUrl}/rest/v1/profiles?select=*&id=eq.${userInfo.id}`, {
-        headers: {
-          'Authorization': `Bearer ${supabaseAnonKey}`,
-          'Content-Type': 'application/json'
-        }
-      })
-        .then(async (response) => {
-          if (!response.ok) {
-            throw new Error(`HTTP ${response.status}: ${response.statusText}`);
-          }
-          const result = await response.json();
-          return { data: result[0] || null, error: null };
-        })
-        .catch((err) => {
-          logger.debug('user-context', '🔧 Step 5b1: Direct fetch failed', {
-            userId: userInfo?.id,
-            error: err.message
-          });
-          return { data: null, error: { message: err.message, code: 'FETCH_ERROR' } };
-        });
-
+      
+      const { data, error } = await supabase
+        .from('profiles')
+        .select('*')
+        .eq('id', userInfo.id)
+        .single();
+      
       logger.debug('user-context', '🔧 Step 5b2: Direct fetch completed...', {
         userId: userInfo.id,
         hasData: !!data,
         hasError: !!error
       });
-
+      
       logger.debug('user-context', '🔧 Step 5c: Profiles query completed', {
         hasData: !!data,
         hasError: !!error,
         errorCode: error?.code,
         errorMessage: error?.message
       });
-
+      
       logger.debug('user-context', '🔧 Step 5a: Profiles query result', {
         hasData: !!data,
         hasError: !!error,
@@ -319,7 +300,7 @@ export const UserProvider = ({ children }: { children: React.ReactNode }) => {
         userId: userInfo?.id,
         email: userInfo?.email
       });
-
+      
       if (userInfo) {
         const metadata = userInfo.user_metadata as CCUserMetadata;
         const fallbackProfile: CCUser = {
@@ -333,12 +314,12 @@ export const UserProvider = ({ children }: { children: React.ReactNode }) => {
           created_at: userInfo.created_at,
           updated_at: userInfo.updated_at
         };
-
+        
         DatabaseNameService.rememberDatabaseNames({
           userDbName: fallbackProfile.user_db_name,
           schoolDbName: fallbackProfile.school_db_name
         });
-
+        
         setProfile(fallbackProfile);
         logger.debug('user-context', '✅ Fallback profile created', {
           userId: fallbackProfile.id,
@@ -348,7 +329,7 @@ export const UserProvider = ({ children }: { children: React.ReactNode }) => {
       } else {
         setProfile(null);
       }
-
+      
       setPreferences({});
       setError(error instanceof Error ? error : new Error('Failed to load user profile'));
       setLoading(false); // Ensure loading is cleared on error
@@ -356,12 +337,12 @@ export const UserProvider = ({ children }: { children: React.ReactNode }) => {
       logger.debug('user-context', '🔧 Finalizing user context initialization...', {
         isMounted: mountedRef.current
       });
-
+      
       if (mountedRef.current) {
         // Loading state is already managed above, just log completion
         logger.debug('user-context', '✅ User context initialization complete');
       }
-
+      
       logger.debug('user-context', '🔧 Step 10: Setting isInitialized to true');
       setIsInitialized(true);
       logger.debug('user-context', '✅ User context initialized flag set - initialization complete!', {