Merge branch '6.1' into 6.2

Author: dtdesign

.github/workflows/deploy.yml

@@ -21,10 +21,10 @@ jobs:
     name: Deploy
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         fetch-depth: 0
-    - uses: actions/setup-python@v5
+    - uses: actions/setup-python@v6
       with:
         python-version: '3.x'
     - run: pip3 install -r requirements.txt

.github/workflows/test.yml

@@ -15,8 +15,8 @@ jobs:
     name: Test
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
-    - uses: actions/setup-python@v5
+    - uses: actions/checkout@v5
+    - uses: actions/setup-python@v6
       with:
         python-version: '3.x'
     - run: pip3 install -r requirements.txt

docs/php/api/user_activity_events.md

@@ -14,7 +14,7 @@ To integrate user activity events into your package, you have to register object
 </type>
 ```
 
-Specify multiple object types if you want to provide multiple types of user activity events. 
+Specify multiple object types if you want to provide multiple types of user activity events.
 
 Example of the implementation of the `wcf\system\user\activity\event\IUserActivityEvent` interface:
 
@@ -29,7 +29,7 @@ use wcf\system\WCF;
 use wcf\util\StringUtil;
 use wcf\system\file\processor\ImageData;
 
-final class FooUserActivityEvent implements IUserActivityEvent
+final class FooUserActivityEvent extends SingletonFactory implements IUserActivityEvent
 {
     public function prepare(array $events)
     {

requirements.txt

@@ -1,7 +1,7 @@
-Markdown==3.8.2
+Markdown==3.9
 mike==2.1.3
 mkdocs-git-revision-date-plugin==0.3.2
-mkdocs-macros-plugin==1.3.7 
-mkdocs-material==9.6.15
+mkdocs-macros-plugin==1.4.0 
+mkdocs-material==9.6.21
 mkdocs==1.6.1
 setuptools==80.9.0