chore: add .gitignore and stage all project files

.gitignore

@@ -1,3 +1,45 @@
-pytorch_model_*.bin
+# macOS resource forks
-whisper/**
+._*
-temp.wav
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# IDE
+.idea/
+.vscode/
+*.swp
+*.swo
+*~
+
+# Python
+__pycache__/
+*.py[cod]
+*.egg-info/
+.venv/
+venv/
+
+# Node
+node_modules/
+.npm/
+dist/
+.next/
+.nuxt/
+
+# Rust / Cargo
+target/
+
+# Archives
+*.rar
+*.tar
+*.tar.gz
+*.zip
+
+# Logs
+*.log
+logs/
+
+# Env files (keep example only)
+.env
+.env.local
+.env.*.local
+