- Rename `worker` to `op` for operation classes
- Remove `memoryscope` package
- Create `constants` package with common constants
- Update module imports and class names accordingly
- Add summary module with simple summary and personal summary tasks
- Implement new vector store operations for updating and managing memory
- Refactor retrieve module to improve query building and memory rewriting
- Update schema and utils modules for better data handling and PDF processing
- Add BuildQueryOp to construct query for memory retrieval-Implement MergeMemoryOp to combine retrieved memories
- Create RecallVectorStoreOp to fetch memories from vector store
- Develop memory representation and conversion methods
- Establish initial project structure and dependencies