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/property-information/lib/normalize.d.ts

@@ -0,0 +1,11 @@
+/**
+ * Get the cleaned case insensitive form of an attribute or property.
+ *
+ * @param {string} value
+ *   An attribute-like or property-like name.
+ * @returns {string}
+ *   Value that can be used to look up the properly cased property on a
+ *   `Schema`.
+ */
+export function normalize(value: string): string;
+//# sourceMappingURL=normalize.d.ts.map