Simplify workflow

.github/workflows/ci.yml

@@ -1,10 +1,6 @@
 name: CI
 
-on:
-  push:
-    branches:
-      - '**'
-      - '!master'
+on: push
 
 jobs:
   test:
@@ -49,8 +45,10 @@ jobs:
         run: |
           mkdir -p "$BACKUP_DIR"
           sh -xe backup.sh
+
   build:
     runs-on: ubuntu-latest
+    if: ${{ github.ref != 'refs/heads/main' }}
     needs: [ test ]
     steps:
       - uses: actions/checkout@v2
@@ -65,3 +63,38 @@ jobs:
 
       - name: Build images
         run: docker buildx bake --pull
+
+  publish:
+    runs-on: ubuntu-latest
+    if: ${{ github.ref == 'refs/heads/main' }}
+    needs: [ test ]
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+        with:
+          platforms: amd64,arm64,arm/v7,s390x,ppc64le
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Configure build revision
+        id: vars
+        run: echo "::set-output name=sha_short::${GITHUB_SHA:0:7}"
+
+      - name: Build images
+        env:
+          BUILDREV: ${{ steps.vars.outputs.sha_short }}
+        run: docker buildx bake --pull
+
+      - name: Push images
+        env:
+          BUILDREV: ${{ steps.vars.outputs.sha_short }}
+        run: docker buildx bake --push

.github/workflows/publish.yml

@@ -1,40 +0,0 @@
-name: Publish
-
-on:
-  push:
-    branches:
-      - 'master'
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v1
-        with:
-          platforms: amd64,arm64,arm/v7,s390x,ppc64le
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
-
-      - name: Login to Docker Hub
-        uses: docker/login-action@v1
-        with:
-          username: ${{ secrets.DOCKERHUB_USERNAME }}
-          password: ${{ secrets.DOCKERHUB_TOKEN }}
-
-      - name: Configure build revision
-        id: vars
-        run: echo "::set-output name=sha_short::${GITHUB_SHA:0:7}"
-
-      - name: Build images
-        env:
-          BUILDREV: ${{ steps.vars.outputs.sha_short }}
-        run: docker buildx bake --pull
-
-      - name: Push images
-        env:
-          BUILDREV: ${{ steps.vars.outputs.sha_short }}
-        run: docker buildx bake --push