Update dependencies and restructure project files

- Added mutagen, requests, and yt-dlp as dependencies in pyproject.toml and requirements.txt.
- Removed run_generator.py, start_server.py, and test_generator.py as they are no longer needed.
- Introduced setup.sh for initial setup instructions and directory creation.
- Updated uv.lock with new package versions and dependencies.

pyproject.toml

@@ -4,4 +4,8 @@ version = "0.1.0"
 description = "Add your description here"
 readme = "README.md"
 requires-python = ">=3.11"
-dependencies = []
+dependencies = [
+    "mutagen>=1.47.0",
+    "requests>=2.31.0",
+    "yt-dlp>=2024.1.0",
+]