revert docker changes (#3429)

* Revert "github-actions: build docker platforms together (#3426)"

This reverts commit 507dbbdcf2.

* Revert "github-actions: faster docker publish (#3423)"

This reverts commit 6b386f2a00.

.github/workflows/docker-main.yaml

@@ -1,4 +1,4 @@
-name: Docker
+name: Docker Main
 permissions:
   contents: read
 on:
@@ -8,31 +8,25 @@ on:
 
 jobs:
   publish:
-    strategy:
-      matrix:
-        platform: [ubuntu-latest]
-        dockerfile: [Dockerfile, Dockerfile.debug]
-
-    runs-on: ${{ matrix.platform }}
-
+    runs-on: ubuntu-latest
     outputs:
       sha-tag: ${{ steps.metadata.outputs.sha-tag }}
       image: ${{ steps.metadata.outputs.image }}
 
     steps:
       - name: Checkout
-        uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b
+        uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b # pin@v3
         with:
           fetch-depth: 0
 
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@8b122486cedac8393e77aa9734c3528886e4a1a8
+        uses: docker/setup-qemu-action@8b122486cedac8393e77aa9734c3528886e4a1a8 # pin@v1
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@dc7b9719a96d48369863986a06765841d7ea23f6
+        uses: docker/setup-buildx-action@dc7b9719a96d48369863986a06765841d7ea23f6 # pin@v1
 
       - name: Login to DockerHub
-        uses: docker/login-action@49ed152c8eca782a232dede0303416e8f356c37b
+        uses: docker/login-action@49ed152c8eca782a232dede0303416e8f356c37b # pin@v1
         with:
           username: ${{ secrets.DOCKERHUB_USER }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
@@ -42,52 +36,54 @@ jobs:
         run: |
           IMAGE=pomerium/pomerium
           SHA_TAG=git-${GITHUB_SHA::8}
-          if [ $DOCKERFILE == 'Dockerfile.debug' ]; then
-            TAGS=${IMAGE}:debug
-          else
-            TAGS=${IMAGE}:main
-            TAGS=${TAGS},${IMAGE}:master
-            TAGS=${TAGS},${IMAGE}:${SHA_TAG}
-          fi
+          TAGS=${IMAGE}:main
+          TAGS=${TAGS},${IMAGE}:master
+          TAGS=${TAGS},${IMAGE}:${SHA_TAG}
           TS=$(date +%Y%m%d%H%M%S)
-          BUILDCACHE_TAG=buildcache-$(echo -n "$DOCKERFILE" | sha1sum | awk '{print $1}')
           echo ::set-output name=tags::${TAGS}
           echo ::set-output name=timestamp::${TS}
           echo ::set-output name=name::pomerium
           echo ::set-output name=image::${IMAGE}
           echo ::set-output name=sha-tag::${SHA_TAG}
-          echo ::set-output name=buildcache-tag::${BUILDCACHE_TAG}
-        env:
-          DOCKERFILE: ${{ matrix.dockerfile }}
 
-      - name: Docker Publish
-        uses: docker/build-push-action@e551b19e49efd4e98792db7592c17c09b89db8d8
+      - name: Docker Publish - Main
+        uses: docker/build-push-action@e551b19e49efd4e98792db7592c17c09b89db8d8 # pin@v2
         with:
           context: .
-          file: ${{ matrix.dockerfile }}
-          push: ${{ github.ref == 'refs/heads/main' }}
+          file: ./Dockerfile
+          push: true
           platforms: linux/amd64,linux/arm64
           tags: ${{ steps.metadata.outputs.tags }}
           labels: |
             org.opencontainers.image.created=${{ steps.metadata.outputs.timestamp }}
             org.opencontainers.image.name=${{ steps.metadata.outputs.name }}
             org.opencontainers.image.revision=${{ github.sha }}
-          cache-from: type=registry,ref=pomerium/pomerium:${{ steps.metadata.outputs.buildcache-tag }}
-          cache-to: type=registry,ref=pomerium/pomerium:${{ steps.metadata.outputs.buildcache-tag }},mode=max,compression=zstd
+
+      - name: Docker Publish - Debug
+        uses: docker/build-push-action@e551b19e49efd4e98792db7592c17c09b89db8d8 # pin@v2
+        with:
+          context: .
+          file: ./Dockerfile.debug
+          push: true
+          platforms: linux/amd64,linux/arm64
+          tags: pomerium/pomerium:debug
+          labels: |
+            org.opencontainers.image.created=${{ steps.metadata.outputs.timestamp }}
+            org.opencontainers.image.name=${{ steps.metadata.outputs.name }}
+            org.opencontainers.image.revision=${{ github.sha }}
 
   deploy:
     runs-on: ubuntu-latest
     needs: publish
-    if: github.ref == 'refs/heads/main'
     steps:
       - name: Checkout Gitops Repo
-        uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b
+        uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b # pin@v3
         with:
           repository: pomerium/gitops-argocd
           token: ${{ secrets.APPARITOR_GITHUB_TOKEN }}
 
       - name: Bump psql environment
-        uses: mikefarah/yq@70403375d7b96075bd68b40c434807cff1593568
+        uses: mikefarah/yq@70403375d7b96075bd68b40c434807cff1593568 # pin@v4.23.1
         with:
           cmd:
             yq eval '.pomerium.image.tag = "${{ needs.publish.outputs.sha-tag }}"' -i