website: re-introduce readme

packages/website/README.md

@@ -0,0 +1,41 @@
+# Primate website
+
+This package contains the code for https://primatejs.com, which uses Primate
+itself.
+
+## Run locally
+
+```sh
+npm run local
+```
+
+## Edit content
+
+The website's static content is located at [root docs][docs].
+
+[docs]: https://github.com/primatejs/primate/tree/master/docs
+
+## Build and Run deployment using Docker locally
+
+### Clean
+```sh
+docker stop primate
+docker rmi primate:$(date '+%Y-%m-%d')
+```
+
+### Build
+```sh
+docker build -t primate:$(date '+%Y-%m-%d') -f packages/website/Dockerfile .
+docker builder prune -f
+```
+
+### Run
+```sh
+docker run --rm -d -p 6161:6161 --name=primate primate:$(date '+%Y-%m-%d')
+docker logs primate -f
+```
+
+### Verify
+```sh
+docker exec -it primate ls -lha /app/website
+```