feat(auth): add profile update and password change endpoints; enhance provider list handling

app/services/decorators.py

@@ -56,6 +56,13 @@ def get_user_from_api_token() -> dict[str, Any] | None:
 
         user = User.find_by_api_token(api_token)
         if user and user.is_active:
+            # Build comprehensive providers list
+            providers = [p.provider for p in user.oauth_providers]
+            if user.password_hash:
+                providers.append("password")
+            if user.api_token:
+                providers.append("api_token")
+            
             return {
                 "id": str(user.id),
                 "email": user.email,
@@ -64,8 +71,7 @@ def get_user_from_api_token() -> dict[str, Any] | None:
                 "role": user.role,
                 "is_active": user.is_active,
                 "provider": "api_token",
-                "providers": [p.provider for p in user.oauth_providers]
-                + ["api_token"],
+                "providers": providers,
                 "plan": user.plan.to_dict() if user.plan else None,
                 "credits": user.credits,
             }