feat: add Gitea CI workflows, production compose, and update all deps

- Add .gitea/workflows for building and pushing api, dashboard, and worker images to git.zias.be registry
- Add docker-compose.prod.yml using pre-built registry images (no build-from-source on server)
- Update docker-compose.yml infra images to latest (postgres 18.3, redis 8.6.2, clickhouse 26.3.2.3)
- Update self-hosting/docker-compose.template.yml image versions to match
- Bump Node.js to 22.22.2 in all three Dockerfiles
- Update pnpm to 10.33.0 and upgrade all safe npm dependencies
- Add buffer-equal-constant-time patch

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

packages/email/package.json

@@ -9,10 +9,10 @@
   },
   "dependencies": {
     "@openpanel/db": "workspace:*",
-    "@react-email/components": "^0.5.6",
+    "@react-email/components": "^1.0.10",
     "react": "catalog:",
     "react-dom": "catalog:",
-    "resend": "^4.0.1",
+    "resend": "^4.8.0",
     "responsive-react-email": "^0.0.5",
     "zod": "catalog:"
   },