Mr. Drew's Assignment Creator — Docker share build

Self-contained Dockerized build for end users. Run via docker compose;
see README.md for setup. Source-only, no sample data or build artifacts.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

postcss.config.js

@@ -0,0 +1,5 @@
+module.exports = {
+  plugins: {
+    "@tailwindcss/postcss": {},
+  },
+};