- Remove unused import in reme_ai/summary/task/__init__.py
- Remove unused constant in reme_ai/constants/common_constants.py
- Update README.md with new content and structure
- Update README_ZH.md with minor corrections
- Modify task memory documentation for clarity
- Rename `worker` to `op` for operation classes
- Remove `memoryscope` package
- Create `constants` package with common constants
- Update module imports and class names accordingly