mastodon/.github/workflows/build-image.yml

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name: Build container image
on:
workflow_dispatch:
push:
branches:
- 'main'
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pull_request:
paths:
- .github/workflows/build-image.yml
- Dockerfile
permissions:
contents: read
packages: write
jobs:
build-image:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
- uses: docker/setup-qemu-action@v2
- uses: docker/setup-buildx-action@v2
- uses: docker/login-action@v2
with:
registry: ghcr.io
username: ${{ github.repository_owner }}
password: ${{ secrets.GITHUB_TOKEN }}
if: github.event_name != 'pull_request'
- uses: docker/metadata-action@v4
id: meta
with:
images: ghcr.io/${{ github.repository_owner }}/mastodon
tags: |
type=raw,value=latest,enable={{is_default_branch}}
type=edge,branch=main
type=sha,prefix=,format=long
- uses: docker/build-push-action@v3
with:
context: .
platforms: linux/amd64,linux/arm64
builder: ${{ steps.buildx.outputs.name }}
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push: ${{ github.event_name != 'pull_request' }}
tags: ${{ steps.meta.outputs.tags }}
cache-from: type=gha
cache-to: type=gha,mode=max