Add missing workers for jobs, post install message for setup, and pull in emujs/ruffle from docker release

supervisor/rqscheduler.conf

@@ -0,0 +1,12 @@
+[program:rqscheduler]
+priority=10
+directory=/app/code/backend
+environment=HOME=/app/code
+command=uv run rqscheduler --host %(ENV_REDIS_HOST)s --port %(ENV_REDIS_PORT)s --db 0 --path /app/code.backend --pid /tmp/rq_scheduler.pid
+user=cloudron
+autostart=true
+autorestart=true
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
+stderr_logfile=/dev/stderr
+stderr_logfile_maxbytes=0