Simplify Docker support

Dockerfile

@@ -25,4 +25,4 @@ RUN chown -R 1000:1000 /app
 USER microblogpub
 WORKDIR /app
 EXPOSE 8000
-CMD ["supervisord", "-n", "-c", "misc/docker-supervisord.conf"]
+CMD ["./misc/docker_start.sh"]

docs/install.md

@@ -32,12 +32,6 @@ Update `data/profile.toml` and add this line:
 trusted_hosts = ["*"]
 ```
 
-Build static assets.
-
-```bash
-make update
-```
-
 Start the app with Docker Compose, it will listen on port 8000 by default.
 
 ```bash

misc/docker_start.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+inv update
+exec supervisord -n -c misc/docker-supervisord.conf