feat: unify Docker entrypoint

README.md

@@ -80,6 +80,14 @@ pi install npm:@jmfederico/pi-web
 
 In Pi, use `/pi-web install`, `/pi-web status`, `/pi-web logs`, `/pi-web restart`, `/pi-web doctor`, and `/pi-web version`.
 
+Docker beta runtime/server install is available when you want a local image and do not want Node.js or npm on the host:
+
+```bash
+curl -fsSL https://raw.githubusercontent.com/jmfederico/pi-web/main/docker/install.sh | sh
+```
+
+See the [Docker guide](https://github.com/jmfederico/pi-web/blob/main/docker/README.md) for trust model, supported host profiles, commands, and development mode.
+
 ## Core model
 
 PI WEB organizes work like this: