feat: page validator for both section 9.1 checks

mewslint.py

@@ -0,0 +1,16 @@
+#!/usr/bin/env python
+"""Check a page against Mews Profile 0.1.
+
+Run with: uv run mewslint.py https://example.com/
+or over files: uv run mewslint.py sample/sample.html
+
+The checks and their spec sections live in mews/lint.py. Dependencies come from
+pyproject.toml, so there is no second list here to drift out of step.
+"""
+
+import sys
+
+from mews.lint import main
+
+if __name__ == "__main__":
+    sys.exit(main())