feat: Upgrade to Astro with full PDPA compliance

PDPA Features:
✅ Cookie consent banner
✅ Consent logging API
✅ Admin dashboard
✅ Privacy Policy
✅ Terms & Conditions

Technical:
✅ Astro 5.x + Tailwind v4
✅ Docker on port 80
✅ SQLite database
✅ 15 pages built

Ready for Easypanel deployment.

node_modules/prompts/lib/dateparts/day.js

@@ -0,0 +1,42 @@
+'use strict';
+
+const DatePart = require('./datepart');
+
+const pos = n => {
+  n = n % 10;
+  return n === 1 ? 'st'
+       : n === 2 ? 'nd'
+       : n === 3 ? 'rd'
+       : 'th';
+}
+
+class Day extends DatePart {
+  constructor(opts={}) {
+    super(opts);
+  }
+
+  up() {
+    this.date.setDate(this.date.getDate() + 1);
+  }
+
+  down() {
+    this.date.setDate(this.date.getDate() - 1);
+  }
+
+  setTo(val) {
+    this.date.setDate(parseInt(val.substr(-2)));
+  }
+
+  toString() {
+    let date = this.date.getDate();
+    let day = this.date.getDay();
+    return this.token === 'DD' ? String(date).padStart(2, '0')
+         : this.token === 'Do' ? date + pos(date)
+         : this.token === 'd' ? day + 1
+         : this.token === 'ddd' ? this.locales.weekdaysShort[day]
+         : this.token === 'dddd' ? this.locales.weekdays[day]
+         : date;
+  }
+}
+
+module.exports = Day;