Update pr-docker.yaml

Author: mxritzdev

.github/workflows/pr-docker.yaml

@@ -2,9 +2,10 @@ name: Build Docker Image on PR
 
 on:
   workflow_dispatch:
-  pull_request:
-    branches:
-      - master  # or your default branch
+  pull_request_target:
+      types: [opened, synchronize]
+      branches:
+        - master  # or your default branch
 
 env:
   GH_TOKEN: ${{secrets.GH_TOKEN}}