Draft deployment instructions

pending #3

README.md

@@ -24,10 +24,20 @@ Serve it at e.g. [`localhost:8000`](http://localhost:8000/):
 python -m 'http.server' --directory 'dist'
 ```
 
+<!-- TODO
+## Deployment
+
+Push the source to [`SeaGL:production`][production]. [GitHub Actions] is
+[configured](./.github/workflows/gh-pages.yml) to automatically build and deploy
+the site to AWS [S3] and [CloudFront].
+-->
+
 [cloudfront]: https://aws.amazon.com/cloudfront/
+[github actions]: https://docs.github.com/en/actions
 [http.server]: https://docs.python.org/3/library/http.server.html
 [make]: https://www.gnu.org/software/make/
 [node.js]: https://nodejs.org/
+[production]: https://github.com/SeaGL/attend.seagl.org/tree/production
 [rsync]: https://rsync.samba.org/
 [s3]: https://aws.amazon.com/s3/
 [serve]: https://github.com/vercel/serve