diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index 39e8570..0b8cefa 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -9,10 +9,27 @@ jobs:
     runs-on: docker  # dein runner hat das Label 'docker'
 
     steps:
+      - name: Update
+        run: apk update
 
       - name: Docker Install
         run: apk add docker
 
+      - name: Install Maven
+        run: apk add --no-cache openjdk17 maven git bash
+
+      - name: Check
+        run: java -version
+      
+      - name: Check2
+        run: mvn -version
+
+      - name: Check3
+        run: cd my-app
+
+      - name: Check4
+        run: mvn clean package
+
       - name: Check Docker version
         run: docker version