feat: add Gitea Actions workflow for building and publishing Docker image to registry

.gitea/workflows/publish.yaml

@@ -0,0 +1,48 @@
+name: Build and publish Docker image
+
+on:
+  release:
+    types: [published]
+
+env:
+  REGISTRY: gitea.kanawave.net
+  REGISTRY_USERNAME: sebastas
+  IMAGE_NAME: ${{ gitea.repository }}
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+
+    # Permissions are not yet supported in Gitea Actions -> https://github.com/go-gitea/gitea/issues/23642#issuecomment-2119876692
+    # permissions:
+    #   contents: read
+    #   packages: write
+    #   attestations: write
+    #   id-token: write
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Login to registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ env.REGISTRY_USERNAME }}
+          password: ${{ secrets.REGISTRY_TOKEN }}
+
+      - name: Extract metadata (tags, labels)
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      - name: Build and push
+        id: push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          # file: ./Dockerfile
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

Dockerfile

@@ -1,47 +1,31 @@
 # Build frontend in a dedicated stage
-FROM node:24-slim AS frontend-build
+FROM node:24-alpine AS frontend-build
 WORKDIR /app/frontend
 COPY frontend/package*.json frontend/package-lock*.json ./
 RUN npm ci --silent
 COPY frontend/ .
 RUN npm run build
 
-# Final image: build backend, generate Prisma client, prune dev deps, and include frontend dist
+# Final runtime image
-FROM node:24-slim AS final
+FROM node:24-alpine
 WORKDIR /app
-
-# install minimal OS deps
-RUN apt-get update -y \
-&& apt-get install -y openssl
-
 # copy package manifests and install deps (leverage Docker cache)
 COPY backend/package*.json backend/package-lock*.json ./backend/
 RUN cd backend && npm ci --silent
-
 # copy backend source (schema, migrations, source)
 COPY backend ./backend
-
 # generate Prisma client against a harmless temp DB path (does not apply migrations)
 RUN cd backend && DATABASE_URL="file:./data/sqlite.db" npx prisma generate --schema=./prisma/schema.prisma || true
-
 # remove devDependencies to slim image
 RUN cd backend && npm prune --production --silent
-
 # install prisma CLI into final image so entrypoint can run migrate deploy at runtime
 RUN cd backend && npm i --no-audit --no-fund prisma --silent || true
-
+# copy entrypoint and make executable
-# copy entrypoint (added below) and make executable
 COPY docker/entrypoint.sh /usr/local/bin/entrypoint.sh
 RUN chmod +x /usr/local/bin/entrypoint.sh
-
 # Copy built frontend into the expected location: /app/frontend/dist
 COPY --from=frontend-build /app/frontend/dist ./frontend/dist
 
-# runtime environment (DATA_DIR used at runtime; DATABASE_URL points to it)
-ENV NODE_ENV=production
-ENV DATA_DIR=/data
-ENV DATABASE_URL="file:${DATA_DIR}/sqlite.db"
-
 WORKDIR /app/backend
 EXPOSE 3000