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/decode-named-character-reference/index.dom.d.ts

@@ -0,0 +1,6 @@
+/**
+ * @param {string} value
+ * @returns {string | false}
+ */
+export function decodeNamedCharacterReference(value: string): string | false;
+//# sourceMappingURL=index.dom.d.ts.map