- Updated `README.md` to include instructions for the new `redeploy-ubuntu.sh` script and added a link to the new `REDEPLOY_GUIDE.md`.
- Created `REDEPLOY_GUIDE.md` detailing the redeployment process, including backup creation, code updates, and troubleshooting steps.
- Introduced `redeploy-hint.md` for GitHub Actions automation example, outlining setup for automatic redeployment on push events.
- Improved documentation structure for better navigation and clarity.
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