feat: add keep flag

servers/skel/docker-compose.d/custom/nginx/entrypoint.sh

@@ -3,17 +3,16 @@
 trap exit TERM
 
 if [ -n "${CERTBOT_DOMAINS}" ]; then
-    sleep 5
-    echo "registering domains..."
-
-    certbot --nginx -n --agree-tos \
+    echo "registering..."
+    certbot --nginx -n --keep --agree-tos \
         -m "${CERTBOT_EMAIL}" \
         -d "${CERTBOT_DOMAINS}"
 
     while :; do
         echo "renewing domains..."
-        certbot --nginx -n renew
-        sleep 12h & wait $!
+        certbot --nginx --keep -n renew
+        sleep 12h &
+        wait $!
     done &
 else
     echo "skipping certbot due to no domains!"