address cr concners

Author: transphorm

.github/workflows/mobile-deploy.yml

@@ -291,7 +291,7 @@ jobs:
           echo "Current branch: $(git branch --show-current || git symbolic-ref --short HEAD 2>/dev/null || echo 'detached')"
           echo "Current commit: $(git rev-parse HEAD)"
           echo "Current commit message: $(git log -1 --pretty=format:'%s')"
-          BUILD_BRANCH="${{ github.ref_name }}"
+          BUILD_BRANCH="${{ github.event_name == 'pull_request' && github.event.pull_request.base.ref || github.ref_name }}"
           echo "Building from branch: $BUILD_BRANCH"
           echo "Target HEAD commit: $(git rev-parse origin/$BUILD_BRANCH)"
           echo "Target HEAD message: $(git log -1 --pretty=format:'%s' origin/$BUILD_BRANCH)"
@@ -914,7 +914,7 @@ jobs:
           echo "Current branch: $(git branch --show-current || git symbolic-ref --short HEAD 2>/dev/null || echo 'detached')"
           echo "Current commit: $(git rev-parse HEAD)"
           echo "Current commit message: $(git log -1 --pretty=format:'%s')"
-          BUILD_BRANCH="${{ github.ref_name }}"
+          BUILD_BRANCH="${{ github.event_name == 'pull_request' && github.event.pull_request.base.ref || github.ref_name }}"
           echo "Building from branch: $BUILD_BRANCH"
           echo "Target HEAD commit: $(git rev-parse origin/$BUILD_BRANCH)"
           echo "Target HEAD message: $(git log -1 --pretty=format:'%s' origin/$BUILD_BRANCH)"