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/oniguruma-parser/dist/optimizer/transforms/unnest-useless-classes.d.ts

@@ -0,0 +1,8 @@
+import type { Visitor } from '../../traverser/traverse.js';
+/**
+Unnest character classes when possible.
+See also `unwrapNegationWrappers`.
+*/
+declare const unnestUselessClasses: Visitor;
+export { unnestUselessClasses, };
+//# sourceMappingURL=unnest-useless-classes.d.ts.map