From 1199351ac3701f638a24baa449a5d94c20277ced Mon Sep 17 00:00:00 2001
From: falcorocks <14293929+falcorocks@users.noreply.github.com>
Date: Fri, 17 Apr 2026 14:27:10 +0200
Subject: [PATCH] ci: route PR docker builds to tmp registry

Pull-request docker builds now push to a new ephemeral tmp Artifact
Registry instead of the production images registry. Push-to-develop
and scheduled builds continue to target images; releases via tags.yaml
are unchanged.

Closes #20137
---
 .github/workflows/branches.yaml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/branches.yaml b/.github/workflows/branches.yaml
index 63c2f5db357..810fdaef2dc 100644
--- a/.github/workflows/branches.yaml
+++ b/.github/workflows/branches.yaml
@@ -262,7 +262,7 @@ jobs:
       bake_file: docker-bake.hcl
       target: ${{ matrix.image_name }}
       gcp_project_id: ${{ vars.GCP_PROJECT_ID_OPLABS_TOOLS_ARTIFACTS }}
-      registry: us-docker.pkg.dev/oplabs-tools-artifacts/images
+      registry: ${{ github.event_name == 'pull_request' && 'us-docker.pkg.dev/oplabs-tools-artifacts/tmp' || 'us-docker.pkg.dev/oplabs-tools-artifacts/images' }}
       env: |
         GIT_VERSION=${{ fromJson(needs.prep.outputs.versions)[matrix.image_name] }}
       set: |
@@ -313,7 +313,7 @@ jobs:
           - ubuntu-24.04-arm
     runs-on: ${{ matrix.runner }}
     env:
-      IMAGE: ${{ needs.build-fork.result == 'success' && format('ttl.sh/{0}/{1}:24h', github.sha, matrix.image_name) || format('us-docker.pkg.dev/oplabs-tools-artifacts/images/{0}:{1}', matrix.image_name, github.sha) }}
+      IMAGE: ${{ needs.build-fork.result == 'success' && format('ttl.sh/{0}/{1}:24h', github.sha, matrix.image_name) || (github.event_name == 'pull_request' && format('us-docker.pkg.dev/oplabs-tools-artifacts/tmp/{0}:{1}', matrix.image_name, github.sha) || format('us-docker.pkg.dev/oplabs-tools-artifacts/images/{0}:{1}', matrix.image_name, github.sha)) }}
     steps:
       - name: Run image
         env:
@@ -336,7 +336,7 @@ jobs:
           - ubuntu-24.04-arm
     runs-on: ${{ matrix.runner }}
     env:
-      IMAGE: ${{ needs.build-fork.result == 'success' && format('ttl.sh/{0}/{1}:24h', github.sha, matrix.image_name) || format('us-docker.pkg.dev/oplabs-tools-artifacts/images/{0}:{1}', matrix.image_name, github.sha) }}
+      IMAGE: ${{ needs.build-fork.result == 'success' && format('ttl.sh/{0}/{1}:24h', github.sha, matrix.image_name) || (github.event_name == 'pull_request' && format('us-docker.pkg.dev/oplabs-tools-artifacts/tmp/{0}:{1}', matrix.image_name, github.sha) || format('us-docker.pkg.dev/oplabs-tools-artifacts/images/{0}:{1}', matrix.image_name, github.sha)) }}
     steps:
       - name: Run image
         run: docker run "$IMAGE" --version