Simplify build for pull request.

.github/workflows/dev.yml

@@ -14,6 +14,7 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
+    if: github.event_name != 'pull_request'
     steps:
       - name: Checkout
         uses: actions/checkout@v3.1.0
@@ -28,14 +29,12 @@ jobs:
         uses: docker/setup-buildx-action@v2.2.1
 
       - name: Login to Docker Hub
-        if: github.event_name != 'pull_request'
         uses: docker/login-action@v2.1.0
         with:
           username: ${{ secrets.DOCKER_USERNAME }}
           password: ${{ secrets.DOCKER_PASSWORD }}
 
       - name: BUILD
-        if: github.event_name != 'pull_request'
         uses: docker/build-push-action@v3.2.0
         with:
           push: true
@@ -55,6 +54,7 @@ jobs:
         uses: rlespinasse/github-slug-action@v4.3.2
         
       - name: Pull from Cache
+        if: github.event_name != 'pull_request'
         run: docker pull squidex/squidex-build
 
       - name: BUILD