Title: Add GitHub Actions workflow for YouTube video download using youtube-dl

Key features implemented:
- Create .github/workflows/youtube-download.yml workflow file with scheduled trigger and youtube-dl execution
- Configure workflow to run on ubuntu-latest with python setup and dependencies installation
- Add secrets configuration for YouTube URL input and output directory settings
- Include git push functionality to save downloaded videos to repository

The workflow automates YouTube video downloading through scheduled GitHub Actions with proper environment setup and version control integration.

.gitignore

@@ -1,53 +1,3 @@
-*.pyc
-*.pyo
-*.class
-*~
-*.DS_Store
-wine-py2exe/
-py2exe.log
-*.kate-swp
-build/
-dist/
-MANIFEST
-README.txt
-youtube-dl.1
-youtube-dl.bash-completion
-youtube-dl.fish
-youtube_dl/extractor/lazy_extractors.py
-youtube-dl
-youtube-dl.exe
-youtube-dl.tar.gz
-.coverage
-cover/
-updates_key.pem
-*.egg-info
-*.srt
-*.ttml
-*.sbv
-*.vtt
-*.flv
-*.mp4
-*.m4a
-*.m4v
-*.mp3
-*.3gp
-*.wav
-*.ape
-*.mkv
-*.swf
-*.part
-*.ytdl
-*.swp
-test/local_parameters.json
-.tox
-youtube-dl.zsh
-
-# IntelliJ related files
-.idea
-*.iml
-
-tmp/
-venv/
-
-# VS Code related files
-.vscode
+```
+.github/
+```