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/utils/index.d.mts

@@ -0,0 +1,10 @@
+import type { Driver } from "../..";
+type DriverFactory<OptionsT, InstanceT> = (opts: OptionsT) => Driver<OptionsT, InstanceT>;
+interface ErrorOptions {
+}
+export declare function defineDriver<OptionsT = any, InstanceT = never>(factory: DriverFactory<OptionsT, InstanceT>): DriverFactory<OptionsT, InstanceT>;
+export declare function normalizeKey(key: string | undefined, sep?: ":" | "/"): string;
+export declare function joinKeys(...keys: string[]): string;
+export declare function createError(driver: string, message: string, opts?: ErrorOptions): Error;
+export declare function createRequiredError(driver: string, name: string | string[]): Error;
+export {};