Revert "feat(ecc): prune plugin 43→12 items, promote 7 rules to .claude/rules/ (#245)"

This reverts commit 1bd68ff534.

rules/python/hooks.md

@@ -0,0 +1,19 @@
+---
+paths:
+  - "**/*.py"
+  - "**/*.pyi"
+---
+# Python Hooks
+
+> This file extends [common/hooks.md](../common/hooks.md) with Python specific content.
+
+## PostToolUse Hooks
+
+Configure in `~/.claude/settings.json`:
+
+- **black/ruff**: Auto-format `.py` files after edit
+- **mypy/pyright**: Run type checking after editing `.py` files
+
+## Warnings
+
+- Warn about `print()` statements in edited files (use `logging` module instead)