Add misc CICD scripts and compose file

cicd/create-tunnel-config.sh

@@ -0,0 +1,19 @@
+#!/bin/sh
+
+set -e
+
+TUNNEL_ID=$1
+HOSTNAME=$2
+SERVICE=$3
+
+echo "Creating tunnel config for $HOSTNAME"
+
+cat <<EOF > cloudflared-tunnel-config.yml
+tunnel: $TUNNEL_ID
+credentials-file: /etc/cloudflared/auth.json
+
+ingress:
+  - hostname: $HOSTNAME
+    service: $SERVICE
+  - service: http_status:404
+EOF