refactor: Move Astro to root, use PORT env (default 80), allow all hosts

- Move Astro files from dealplustech-astro/ to project root
- Update Dockerfile: PORT environment variable (default 80)
- Add vite.config.ts with allowedHosts: true
- Matches nixpacks behavior for Easypanel deployment
- No hardcoded ports or domains

node_modules/magicast/dist/core.js

@@ -0,0 +1,3 @@
+import { a as detectCodeFormat, i as parseModule, n as generateCode, o as MagicastError, r as parseExpression, t as builders } from "./builders-B_BPSg0Q.js";
+
+export { MagicastError, builders, detectCodeFormat, generateCode, parseExpression, parseModule };