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/prompts/dist/util/lines.js

@@ -0,0 +1,14 @@
+'use strict';
+
+const strip = require('./strip');
+/**
+ * @param {string} msg
+ * @param {number} perLine
+ */
+
+
+module.exports = function (msg, perLine) {
+  let lines = String(strip(msg) || '').split(/\r?\n/);
+  if (!perLine) return lines.length;
+  return lines.map(l => Math.ceil(l.length / perLine)).reduce((a, b) => a + b);
+};