chore: add .gitignore

.gitignore

@@ -0,0 +1,76 @@
+# === Python ===
+__pycache__/
+*.py[cod]
+*.pyo
+*.egg-info/
+*.egg
+dist/
+build/
+*.whl
+
+# === Virtual environments ===
+.venv/
+venv/
+venv_*/
+env/
+
+# === ML Models & Data ===
+*.pt
+*.pth
+*.onnx
+*.bin
+*.safetensors
+*.h5
+*.hdf5
+*.pkl
+*.pickle
+*.npy
+*.npz
+*.faiss
+models/
+*.tar.gz
+*.zip
+
+# === Documents & Media ===
+*.pdf
+*.docx
+*.xlsx
+*.csv
+*.png
+*.jpg
+*.jpeg
+*.gif
+*.mp3
+*.wav
+*.mp4
+
+# === IDE ===
+.idea/
+.vscode/
+*.swp
+*.swo
+*~
+
+# === OS ===
+.DS_Store
+Thumbs.db
+.~lock.*
+
+# === Secrets ===
+.env
+*.env
+credentials.json
+token.pickle
+
+# === Logs & Cache ===
+*.log
+logs/
+.pytest_cache/
+.mypy_cache/
+.ruff_cache/
+htmlcov/
+.coverage
+
+# === Backups ===
+*_backup_*
+backups/