feat: enhance child edit and view components with improved form handling and validation

- Added `requireDirty` prop to `EntityEditForm` for dirty state management.
- Updated `ChildEditView` to handle initial data loading and image selection more robustly.
- Refactored `ChildView` to remove unused reward dialog logic and prevent API calls in child mode.
- Improved type definitions for form fields and initial data in `ChildEditView`.
- Enhanced error handling in form submissions across components.
- Implemented cross-tab logout synchronization on password reset in the auth store.
- Added tests for login and entity edit form functionalities to ensure proper behavior.
- Introduced global fetch interceptor for handling unauthorized responses.
- Documented password reset flow and its implications on session management.

backend/api/utils.py

@@ -29,6 +29,12 @@ def get_current_user_id():
         user_id = payload.get('user_id')
         if not user_id:
             return None
+        token_version = payload.get('token_version', 0)
+        user = users_db.get(Query().id == user_id)
+        if not user:
+            return None
+        if token_version != user.get('token_version', 0):
+            return None
         return user_id
     except jwt.InvalidTokenError:
         return None