run some lint and security check before pushing code

docs/hooks/pre-commit

@@ -0,0 +1,30 @@
+#!/bin/bash
+# Pre-commit hook that runs rubocop on staged Ruby files
+
+echo "Running rubocop on staged files..."
+
+# Get list of staged Ruby files
+STAGED_FILES=$(git diff --cached --name-only --diff-filter=ACM | grep -E '\.rb$|\.rake$')
+
+# If no Ruby files are staged, exit successfully
+if [ -z "$STAGED_FILES" ]; then
+  echo "No Ruby files staged, skipping rubocop."
+  exit 0
+fi
+
+# Run rubocop on staged files
+echo "$STAGED_FILES" | xargs bundle exec rubocop --force-exclusion
+
+RUBOCOP_EXIT=$?
+
+# If rubocop failed, prevent commit
+if [ $RUBOCOP_EXIT -ne 0 ]; then
+  echo ""
+  echo "❌ Rubocop found issues. Please fix them before committing."
+  echo "   You can run 'bundle exec rubocop -A' to auto-fix some issues."
+  echo "   To skip this hook, use 'git commit --no-verify'"
+  exit 1
+fi
+
+echo "✅ Rubocop passed!"
+exit 0