CI docker: remove armv7 support

building docker images now takes too long and often fails with random
errors. I have to restart the build several times to be able to push
the images to docker hub and gcr

.github/workflows/docker.yml

@@ -32,14 +32,6 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v2
 
-      - name: Repo metadata
-        id: repo
-        uses: actions/github-script@v4
-        with:
-          script: |
-            const repo = await github.repos.get(context.repo)
-            return repo.data
-
       - name: Gather image information
         id: info
         run: |
@@ -152,7 +144,7 @@ jobs:
           context: .
           builder: ${{ steps.builder.outputs.name }}
           file: ./${{ steps.info.outputs.dockerfile }}
-          platforms: linux/amd64,linux/arm64,linux/ppc64le,linux/arm/v7
+          platforms: linux/amd64,linux/arm64,linux/ppc64le
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.info.outputs.tags }}
           build-args: |
@@ -161,10 +153,10 @@ jobs:
           labels: |
             org.opencontainers.image.title=SFTPGo
             org.opencontainers.image.description=Fully featured and highly configurable SFTP server with optional FTP/S and WebDAV support
-            org.opencontainers.image.url=${{ fromJson(steps.repo.outputs.result).html_url }}
-            org.opencontainers.image.documentation=${{ fromJson(steps.repo.outputs.result).html_url }}/blob/${{ github.sha }}/docker/README.md
-            org.opencontainers.image.source=${{ fromJson(steps.repo.outputs.result).html_url }}
+            org.opencontainers.image.url=https://github.com/drakkan/sftpgo
+            org.opencontainers.image.documentation=https://github.com/drakkan/sftpgo/blob/${{ github.sha }}/docker/README.md
+            org.opencontainers.image.source=https://github.com/drakkan/sftpgo
             org.opencontainers.image.version=${{ steps.info.outputs.version }}
             org.opencontainers.image.created=${{ steps.info.outputs.created }}
             org.opencontainers.image.revision=${{ github.sha }}
-            org.opencontainers.image.licenses=${{ fromJson(steps.repo.outputs.result).license.spdx_id }}
+            org.opencontainers.image.licenses=AGPL-3.0