Initial CLAUDE.md

Author: mjackson

CLAUDE.md

@@ -0,0 +1,19 @@
+## Intro
+
+Remix is a web framework.
+
+## Development
+
+Development uses Node.js 24. All tests should run without requiring a build first.
+
+```sh
+# Run the build
+$ pnpm run build
+# Build a specific package
+$ cd packages/headers && pnpm run build
+
+# Run the tests
+$ pnpm test
+# Run the tests for a specific package
+$ cd packages/headers && pnpm test
+```