Continued:

- added check-daemon.sh
- you can execcute this by yourself or by cronjob

diff --git a/check-daemon.sh b/check-daemon.sh
new file mode 100755 (executable)
index 0000000..4b90d14
--- /dev/null
+++ b/check-daemon.sh
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+CHECK=$(screen -list|grep daemon)
+
+if [ -z "${CHECK}" ]
+then
+       echo "$0: Daemon isn't running, starting in background ..."
+       screen -dmS daemon python3 api.py
+fi