diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index e02ceb04..a0e8ec66 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -6,11 +6,19 @@
 name: Publish Docker image
 
 on:
+  # Runs your workflow when someone creates a Git reference (Git branch or tag) in the workflow's repository.
+  # https://docs.github.com/en/actions/learn-github-actions/events-that-trigger-workflows#create
+  # Note: An event will not be created when you create more than three tags at once.
+  create:
+    tags:
+      - "*.*.*"
+
+  # Runs your workflow when you push a commit or tag.
+  # https://docs.github.com/en/actions/learn-github-actions/events-that-trigger-workflows#push
+  # Note: An event will not be created when you push more than three tags at once.
   push:
     branches:
       - "*.*.x"
-    tags:
-      - "*.*.*"
 
 env:
   REGISTRY: docker.io
diff --git a/config/config.default.php b/config/config.default.php
index 4de5a77b..9d6a49c6 100644
--- a/config/config.default.php
+++ b/config/config.default.php
@@ -52,6 +52,10 @@
 
     // Add this path prefix to all links and resources
     // If this is not defined, auto-detection will try to find it itself
+    // Example:
+    // - prefix=null: use auto-detection from request
+    // - prefix='': use '' for prefix
+    // - prefix='/xhgui': use '/xhgui'
     'path.prefix' => null,
 
     // Setup timezone for date formatting