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/unstorage/drivers/planetscale.d.mts

@@ -0,0 +1,8 @@
+import type { Connection } from "@planetscale/database";
+export interface PlanetscaleDriverOptions {
+    url?: string;
+    table?: string;
+    boostCache?: boolean;
+}
+declare const _default: (opts: PlanetscaleDriverOptions | undefined) => import("..").Driver<PlanetscaleDriverOptions | undefined, Connection>;
+export default _default;