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/zod-to-json-schema/dist/cjs/errorMessages.js

@@ -0,0 +1,19 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.setResponseValueAndErrors = exports.addErrorMessage = void 0;
+function addErrorMessage(res, key, errorMessage, refs) {
+    if (!refs?.errorMessages)
+        return;
+    if (errorMessage) {
+        res.errorMessage = {
+            ...res.errorMessage,
+            [key]: errorMessage,
+        };
+    }
+}
+exports.addErrorMessage = addErrorMessage;
+function setResponseValueAndErrors(res, key, value, errorMessage, refs) {
+    res[key] = value;
+    addErrorMessage(res, key, errorMessage, refs);
+}
+exports.setResponseValueAndErrors = setResponseValueAndErrors;