add exit for custom deploy scripts again but document hint in env template

.env.sample

@@ -19,5 +19,8 @@ HUGO_GIT_URL=git@codeberg.org:eotl/example-repo.git
 #SECRET_DEPLOY_KEY_VERSION=v1
 
 # Custom deployment script
+# place this in your HUGO_GIT_URL repository root
+# attention: if you use this option you need to add the steps from deploy.sh.tmpl in your custom deploy script
+# starting with "◆ Install or update Hugo Modules"
 #CUSTOM_DEPLOY_ENABLED=1
 #CUSTOM_DEPLOY_SCRIPT=path/customscript.sh

deploy.sh.tmpl

@@ -32,6 +32,7 @@ fi
 if [ "$CUSTOM_DEPLOY_ENABLED" == "1" ]; then
   echo "◆ Executing custom deploy script: $HUGO_WORKING_DIR/$CUSTOM_DEPLOY_SCRIPT"
   bash $HUGO_WORKING_DIR/$CUSTOM_DEPLOY_SCRIPT
+  exit 0
 fi
 
 echo "◆ Install or update Hugo Modules"