Removed the `repo-context.txt` file, which contained project documentation and directory structure. Made modifications to `scripts/lagged_oil_unrate_chart_styled.py` to enhance functionality and maintainability.
Update README.md to reflect new project focus on lagged oil and unemployment charting. Revise installation instructions, quickstart guide, and repository structure. Modify scripts for data fetching and plotting, and add a new SQLite database for storing FRED data. Introduce a startup script to streamline setup and execution.
- Introduced `scripts/refresh_data.py` to download UNRATE and WTI data from FRED and store it in a SQLite database.
- Added `startup.sh` script to set up a Python virtual environment and install dependencies for offline use.
- Updated `repo-context.txt` to reflect the new scripts and their purposes.
Removed the `lagged_oil_unrate_chart_styled.py` script as it is no longer needed. Added a `.gitignore` file, a `requirements.txt` for dependencies, and a `scripts/` directory for future development.