From 1f40813fedccdaaf5f9441a715fd7ed06cd04cad Mon Sep 17 00:00:00 2001
From: Egor Tensin <egor@tensin.name>
Date: Sun, 29 Mar 2026 09:15:51 +0200
Subject: workflows/ci: do Docker builds on PRs

---
 .github/workflows/ci.yml | 30 ++++++++++++++++++------------
 1 file changed, 18 insertions(+), 12 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f761f73..19551dc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,7 +29,6 @@ jobs:
     needs: [test_host, test_linuxserver]
     runs-on: ubuntu-latest
     name: 'Publish'
-    if: github.ref == 'refs/heads/master' || startsWith(github.ref, 'refs/tags/')
     steps:
       - name: Checkout
         uses: actions/checkout@v6
@@ -50,20 +49,27 @@ jobs:
         uses: docker/setup-qemu-action@v4
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v4
-      - name: Login to Docker Hub
-        uses: docker/login-action@v4
-        with:
-          username: egortensin
-          password: '${{ secrets.DOCKERHUB_TOKEN }}'
-      - id: platforms
-        name: Which platforms?
+      - name: Push? Which platforms?
+        id: params
         # Building for ARM for every commit in master is too time-consuming.
         run: |
-          if [ '${{ github.ref }}' = 'refs/heads/master' ]; then
+          if ${{ github.ref == 'refs/heads/master' }}; then
+              echo 'push=true' >> "$GITHUB_OUTPUT"
               echo 'platforms=amd64' >> "$GITHUB_OUTPUT"
-          else
+          elif ${{ startsWith(github.ref, 'refs/tags/') }}; then
+              echo 'push=true' >> "$GITHUB_OUTPUT"
               echo 'platforms=amd64,armhf,arm64' >> "$GITHUB_OUTPUT"
+          else
+              echo 'push=false' >> "$GITHUB_OUTPUT"
+              echo 'platforms=amd64' >> "$GITHUB_OUTPUT"
           fi
+      - name: Login to Docker Hub
+        # https://github.com/orgs/community/discussions/163013
+        if: steps.params.outputs.push == 'true'
+        uses: docker/login-action@v4
+        with:
+          username: egortensin
+          password: '${{ secrets.DOCKERHUB_TOKEN }}'
       - name: Build and publish
         uses: docker/build-push-action@v7
         with:
@@ -71,6 +77,6 @@ jobs:
           # https://stackoverflow.com/a/74552407/514684
           context: .
           labels: '${{ steps.meta.outputs.labels }}'
-          platforms: '${{ steps.platforms.outputs.platforms }}'
-          push: true
+          platforms: '${{ steps.params.outputs.platforms }}'
+          push: '${{ steps.params.outputs.push }}'
           tags: '${{ steps.meta.outputs.tags }}'
-- 
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