chore: remove PR test

.github/workflows/build-push-docker.yml

@@ -3,7 +3,6 @@ on:
   push:
     branches:
       - main
-      - db/multi-platform-docker
     tags:
       - "*"
 
@@ -33,8 +32,6 @@ jobs:
           ts=$(date +%s%N | cut -b1-13)
           if [[ "${{ github.ref }}" == "refs/heads/main" ]]; then
             echo "base_tag=${{ steps.git_sha.outputs.sha_short }}-${ts}" >> $GITHUB_OUTPUT
-          elif [[ "${{ github.ref }}" == "refs/heads/db/multi-platform-docker" ]]; then
-            echo "base_tag=${{ steps.git_sha.outputs.sha_short }}-${ts}" >> $GITHUB_OUTPUT
           elif [[ "${{ github.ref }}" == refs/tags/* ]]; then
             echo "base_tag=$(echo ${GITHUB_REF#refs/tags/})" >> $GITHUB_OUTPUT
           elif [[ "${{ github.event_name }}" == "pull_request" ]]; then
@@ -70,7 +67,7 @@ jobs:
         uses: docker/build-push-action@v6
         with:
           context: .
-          push: ${{ github.event_name == 'push' && (github.ref == 'refs/heads/db/multi-platform-docker' || startsWith(github.ref, 'refs/tags/')) }}
+          push: ${{ github.event_name == 'push' && (github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/')) }}
           platforms: ${{ env.PLATFORMS }}
           cache-from: type=gha
           cache-to: type=gha,mode=max