Dockerfile (#1)

* Initial work for adding a Dockerfile and creating an image for inspector

Fixes #237

* Updating workflow to publish to GitHub Container Registry

Using guide from https://docs.github.com/en/actions/use-cases-and-examples/publishing-packages/publishing-docker-images

.dockerignore

@@ -0,0 +1,35 @@
+# Version control
+.git
+.gitignore
+
+# Node.js
+node_modules
+npm-debug.log
+
+# Build artifacts
+client/dist
+client/build
+server/dist
+server/build
+
+# Environment variables
+.env
+.env.local
+.env.development
+.env.test
+.env.production
+
+# Editor files
+.vscode
+.idea
+
+# Logs
+logs
+*.log
+
+# Testing
+coverage
+
+# Docker
+Dockerfile
+.dockerignore

.github/workflows/main.yml

@@ -60,3 +60,43 @@ jobs:
       - run: npm run publish-all
         env:
           NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
+
+  publish-github-container-registry:
+    runs-on: ubuntu-latest
+    if: github.event_name == 'release'
+    environment: release
+    needs: build
+    permissions:
+      contents: write
+      id-token: write
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ghcr.io/${{ github.repository }}
+
+      - name: Build and push Docker image
+        id: push
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+
+      - name: Generate artifact attestation
+        uses: actions/attest-build-provenance@v2
+        with:
+          subject-name: ghcr.io/${{ github.repository }}
+          subject-digest: ${{ steps.push.outputs.digest }}
+          push-to-registry: true

Dockerfile

@@ -0,0 +1,26 @@
+FROM node:22-slim
+
+# Set working directory
+WORKDIR /app
+
+# Copy files
+COPY . .
+
+# Install dependencies
+# Working around https://github.com/npm/cli/issues/4828
+# RUN npm ci
+RUN npm install --no-package-lock
+
+# Build the application
+RUN npm run build
+
+ENV CLIENT_PORT=6274
+ENV SERVER_PORT=6277
+
+# Expose the CLIENT_PORT and SERVER_PORT
+EXPOSE $CLIENT_PORT
+EXPOSE $SERVER_PORT
+
+# Use ENTRYPOINT with CMD for arguments
+ENTRYPOINT ["npm", "start"]
+CMD []