feat: update API client and remove unused services; enhance error handling and configuration

src/contexts/AuthContext.tsx

@@ -36,23 +36,13 @@ export function AuthProvider({ children }: AuthProviderProps) {
   }, [])
 
   const login = async (credentials: LoginRequest) => {
-    try {
-      const user = await api.auth.login(credentials)
-      setUser(user)
-    } catch (error) {
-      console.error('Login failed:', error)
-      throw error
-    }
+    const user = await api.auth.login(credentials)
+    setUser(user)
   }
 
   const register = async (data: RegisterRequest) => {
-    try {
-      const user = await api.auth.register(data)
-      setUser(user)
-    } catch (error) {
-      console.error('Registration failed:', error)
-      throw error
-    }
+    const user = await api.auth.register(data)
+    setUser(user)
   }
 
   const logout = async () => {
@@ -62,7 +52,6 @@ export function AuthProvider({ children }: AuthProviderProps) {
 
   const value: AuthContextType = {
     user,
-    token: user ? 'cookie-based' : null,
     login,
     register,
     logout,