Refactor: Add full PDPA compliance features

- Cookie consent system (banner + modal) with Thai language
- Consent logging database (Astro DB + SQLite)
- API endpoints for consent management (POST/GET/DELETE)
- Admin dashboard for viewing consent logs (/admin/consent-logs)
- Umami Analytics integration (conditional loading with consent)
- Updated Privacy Policy (full 14-section PDPA Section 36 compliance)
- Updated Terms & Conditions (17 sections, Thailand law)
- Dockerfile updated with SQLite runtime
- Node.js adapter for SSR support
- Admin password: moreminimore2026!Secure (CHANGE IN PRODUCTION)

TODO: Configure Umami Analytics with actual Website ID

astro.config.mjs

@@ -1,10 +1,15 @@
 // @ts-check
 import { defineConfig } from 'astro/config';
+import db from '@astrojs/db';
+import node from '@astrojs/node';
 
 import tailwindcss from '@tailwindcss/vite';
 
-// https://astro.build/config
 export default defineConfig({
+  integrations: [db()],
+  adapter: node({
+    mode: 'standalone'
+  }),
   vite: {
     plugins: [tailwindcss()]
   }