Initial commit

.forgejo/workflows/build.yaml

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+name: Build Docker image
+
+on:
+  push:
+  schedule:
+    - cron: "0 12 * * *"
+
+jobs:
+  build_image:
+    name: Build image
+    runs-on: docker
+    if: env.SCHEDULED == 'true' || !contains(github.event.commits[0].message, '[skip ci]')
+
+    env:
+      VERSION: 2.7
+      SCHEDULED: ${{ github.event_name == 'schedule' }}
+      PUSHED: ${{ github.event_name == 'push' }}
+      REGISTRY: git.korhonen.cc
+      REPO: ${{ env.REGISTRY }}/functionalhacker/caddy
+
+    steps:
+      - name: Check if update available
+        if: env.SCHEDULED == 'true'
+        id: check
+        uses: https://github.com/ClementTsang/docker-check-base-image-diff@v0.0.2
+        with:
+          base-image: docker://caddy:${{ env.VERSION }}
+          derived-image: docker://${{ env.REPO }}:latest
+
+      - name: Check result
+        if: env.SCHEDULED == 'true'
+        run: echo "Needs updating = ${{ steps.check.outputs.differs }}"
+
+      - name: Set up Docker Buildx
+        if: env.PUSHED == 'true' || steps.check.outputs.differs == 'true'
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to Docker registry
+        if: env.PUSHED == 'true' || steps.check.outputs.differs == 'true'
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ secrets.REGISTRY_USER }}
+          password: ${{ secrets.REGISTRY_PASSWORD }}
+
+      - name: Get point release
+        id: point_release
+        if: env.PUSHED == 'true' || steps.check.outputs.differs == 'true'
+        run: |
+          VERSION="$(skopeo list-tags docker://caddy | jq -r '[.Tags[] | select(test("^${{ VERSION }}.[0-9]$"))] | last')"
+          echo "Point release: $VERSION"
+          echo "version=$VERSION" >> $GITHUB_OUTPUT
+
+      - name: Build and push image
+        if: env.PUSHED == 'true' || steps.check.outputs.differs == 'true'
+        uses: docker/build-push-action@v5
+        with:
+          push: true
+          build-args: VERSION=${{ env.VERSION }}
+          tags: |
+            ${{ env.REPO }}:latest
+            ${{ env.REPO }}:${{ env.VERSION }}

Dockerfile

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+ARG VERSION
+
+FROM caddy:${VERSION}-builder AS builder
+
+RUN xcaddy build \
+    --with github.com/caddy-dns/cloudflare \
+    --with github.com/simia-tech/caddy-locale
+
+FROM caddy:${VERSION}
+
+COPY --from=builder /usr/bin/caddy /usr/bin/caddy

README.adoc

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+== My Caddy build
+
+This is the Caddy build I use on my server. It contains these modules
+
+* link:https://github.com/caddy-dns/cloudflare[Cloudflare DNS]
+* link:https://github.com/simia-tech/caddy-locale[Locale]