feat: Add complete PDPA compliance pages

- Admin dashboard (/admin/consent-logs) with password auth
- Consent API (/api/consent) with SQLite + IP hashing
- Privacy Policy (Thai) - PDPA Section 36 compliant
- Terms & Conditions (Thai) - 9 standard clauses
- .env.example template with Umami placeholder

All pages preserve current design system.

dealplustech-astro/.env.example

@@ -0,0 +1,19 @@
+# Environment Variables for Deal Plus Tech Astro Website
+
+# Umami Analytics (optional - setup later)
+PUBLIC_UMAMI_WEBSITE_ID=your-website-id-here
+PUBLIC_UMAMI_DOMAIN=https://analytics.moreminimore.com
+
+# Admin Dashboard
+ADMIN_PASSWORD=changeme
+
+# Database Configuration
+# For development (SQLite file)
+ASTRO_DB_REMOTE_URL=file:./data/consent.db
+
+# For production (Turso - optional)
+# ASTRO_DB_REMOTE_URL=libsql://your-db.turso.io
+# ASTRO_DB_APP_TOKEN=your-turso-token
+
+# Site Configuration
+PUBLIC_SITE_URL=https://dealplustech.co.th