Initial commit

.gitea/workflows/docker-publish.yml

@@ -0,0 +1,114 @@
+name: Build & Push Docker
+
+on:
+  push:
+    branches: ["main"]
+  workflow_dispatch:
+  schedule:
+    - cron: "@weekly"
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Resolve latest Open Stage Control release
+        shell: bash
+        run: |
+          set -euo pipefail
+
+          python3 <<'PY'
+          import json
+          import urllib.request
+
+          url = "https://framagit.org/api/v4/projects/jean-emmanuel%2Fopen-stage-control/releases"
+          with urllib.request.urlopen(url) as response:
+              releases = json.load(response)
+
+          if not releases:
+              raise SystemExit("No releases returned by upstream API")
+
+          latest = releases[0]
+          tag = latest["tag_name"]
+          version = tag[1:] if tag.startswith("v") else tag
+
+          with open("release.env", "w", encoding="utf-8") as f:
+              f.write(f"OSC_TAG={tag}\n")
+              f.write(f"OSC_VERSION={version}\n")
+          PY
+
+          cat release.env >> "$GITHUB_ENV"
+
+      - name: Set image names
+        shell: bash
+        env:
+          REPOSITORY: ${{ gitea.repository }}
+        run: |
+          set -euo pipefail
+          OWNER="${REPOSITORY%/*}"
+          REPO="${REPOSITORY#*/}"
+          echo "IMAGE_LATEST=git.f-40.com/${OWNER}/${REPO}:latest" >> "$GITHUB_ENV"
+          echo "IMAGE_VERSIONED=git.f-40.com/${OWNER}/${REPO}:${OSC_VERSION}" >> "$GITHUB_ENV"
+
+      - name: Login to Gitea Container Registry
+        shell: bash
+        env:
+          REGISTRY_USER: ${{ secrets.USER }}
+          REGISTRY_TOKEN: ${{ secrets.TOKEN }}
+        run: |
+          set -euo pipefail
+          echo "$REGISTRY_TOKEN" | docker login git.f-40.com -u "$REGISTRY_USER" --password-stdin
+
+      - name: Decide whether a build is needed
+        shell: bash
+        env:
+          EVENT_NAME: ${{ gitea.event_name }}
+        run: |
+          set -euo pipefail
+
+          if [ "$EVENT_NAME" = "push" ] || [ "$EVENT_NAME" = "workflow_dispatch" ]; then
+            echo "SHOULD_BUILD=true" >> "$GITHUB_ENV"
+            echo "BUILD_REASON=repository change or manual run" >> "$GITHUB_ENV"
+            exit 0
+          fi
+
+          if docker manifest inspect "$IMAGE_VERSIONED" >/dev/null 2>&1; then
+            echo "SHOULD_BUILD=false" >> "$GITHUB_ENV"
+            echo "BUILD_REASON=version ${OSC_VERSION} already exists in registry" >> "$GITHUB_ENV"
+          else
+            echo "SHOULD_BUILD=true" >> "$GITHUB_ENV"
+            echo "BUILD_REASON=new upstream release ${OSC_TAG}" >> "$GITHUB_ENV"
+          fi
+
+      - name: Build
+        shell: bash
+        run: |
+          set -euo pipefail
+
+          if [ "${SHOULD_BUILD}" != "true" ]; then
+            echo "Skipping build: ${BUILD_REASON}"
+            exit 0
+          fi
+
+          echo "Building ${OSC_TAG} because ${BUILD_REASON}"
+          docker build \
+            --build-arg OPEN_STAGE_CONTROL_VERSION="${OSC_VERSION}" \
+            -t "${IMAGE_LATEST}" \
+            -t "${IMAGE_VERSIONED}" \
+            .
+
+      - name: Push
+        shell: bash
+        run: |
+          set -euo pipefail
+
+          if [ "${SHOULD_BUILD}" != "true" ]; then
+            echo "Skipping push: ${BUILD_REASON}"
+            exit 0
+          fi
+
+          docker push "${IMAGE_VERSIONED}"
+          docker push "${IMAGE_LATEST}"