GitHub Actions: Add Output Error Log

Author: P3TERX

.github/workflows/aria2-builer.yml

@@ -57,7 +57,12 @@ jobs:
           --build-arg BUILDER_IMAGE \
           --build-arg BUILD_SCRIPT \
           --platform=local \
-          -o ./output .
+          -o ./output . \
+          2>&1 | tee build.log
+
+    - name: Output Error Log
+      if: (!cancelled())
+      run: grep -iE 'fatal|error|critical|failure|warning' build.log
 
     - name: Check Version
       run: |