feat: implement build system and development workflow

- Add npm scripts for CSS/JS compilation (build:css, build:js, build)
- Create PowerShell build automation script
- Document development workflow in README
- Add troubleshooting guide for build issues
- Specify proper file structure and compilation process

Supports Tailwind CSS v3.4.0 and esbuild bundling with source maps.

node_modules/mz/child_process.js

@@ -0,0 +1,8 @@
+
+require('thenify-all').withCallback(
+  require('child_process'),
+  exports, [
+    'exec',
+    'execFile',
+  ]
+)