Initial commit: Complete NodeJS-native setup

- Migrated from Python pre-commit to NodeJS-native solution
- Reorganized documentation structure
- Set up Husky + lint-staged for efficient pre-commit hooks
- Fixed Dockerfile healthcheck issue
- Added comprehensive documentation index

.husky/pre-commit

@@ -0,0 +1,4 @@
+# Run lint-staged for file-specific checks
+bunx lint-staged
+
+echo "✅ Pre-commit checks passed!"