Add supervisor cfg

Signed-off-by: dsc <dsc@xmr.pm>

README.md

@@ -5,3 +5,30 @@ This is the back-end websocket server for Feather wallet.
 - Python 3 asyncio
 - Quart web framework
 - Redis
+
+
+### Supervisor
+
+Example config.
+
+```text
+[program:ws]
+directory=/home/feather/feather-ws
+command=/home/feather/feather-ws/venv/bin/python run.py
+autostart=true
+autorestart=true
+startsecs=6
+stdout_logfile=/home/feather/feather-ws/stdout.log
+stdout_logfile_maxbytes=1MB
+stdout_logfile_backups=10
+stdout_capture_maxbytes=1MB
+stderr_logfile=/home/feather/feather-ws/stderr.log
+stderr_logfile_maxbytes=1MB
+stderr_logfile_backups=10
+stderr_capture_maxbytes=1MB
+user = feather
+environment=
+    HOME="/home/feather",
+    USER="feather",
+    PATH="/home/feather/feather-ws/venv/bin"
+```