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/postcss-js/index.js

@@ -0,0 +1,11 @@
+let objectify = require('./objectifier')
+let parse = require('./parser')
+let async = require('./async')
+let sync = require('./sync')
+
+module.exports = {
+  objectify,
+  parse,
+  async,
+  sync
+}