diff --git a/.gitignore b/.gitignore
index c651e27..0ec2acd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,25 @@
+# macOS
 .DS_Store
-*.db
-.env
+
+# Python
 __pycache__/
 *.pyc
+*.pyo
+*.egg-info/
+dist/
+build/
+.venv/
+
+# Tools
+.ruff_cache/
+.pytest_cache/
+.mypy_cache/
+
+# SQLite runtime
+*.db
+*.db-shm
+*.db-wal
+
+# Environment / secrets
+.env
+.env.*