chore: add gitignore

.gitignore

@@ -0,0 +1,19 @@
+# Python
+__pycache__/
+*.py[cod]
+.pytest_cache/
+.venv/
+venv/
+*.egg-info/
+
+# Node
+node_modules/
+frontend/dist/
+
+# Superpowers workspace
+.superpowers/
+
+# Local data
+vector_db/
+*.log
+.env