Add Dockerfile and GitHub workflow to build and publish image to GHCR

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

Author: CoderYellow

.dockerignore

@@ -0,0 +1,11 @@
+.git
+.idea
+node_modules
+target
+data
+ebs
+doc
+resources/static/crux-ui/compiled
+resources/static/crux-ui/test
+crux-console-conf.edn
+*.log

.github/workflows/docker.yml

@@ -0,0 +1,53 @@
+name: Build and Release Docker Image
+
+on:
+  push:
+    branches: [master]
+    tags: ['v*']
+  workflow_dispatch:
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to GHCR
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract image metadata
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            type=ref,event=branch
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=sha
+            type=raw,value=latest,enable={{is_default_branch}}
+
+      - name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max

.gitignore

@@ -23,3 +23,4 @@ ebs/ebs-upload.zip
 !.elasticbeanstalk/*.cfg.yml
 !.elasticbeanstalk/*.global.yml
 /.idea/
+.lein-repl-history

Dockerfile

@@ -0,0 +1,35 @@
+# Build stage: compiles the ClojureScript frontend and packs the uberjar
+FROM clojure:temurin-17-lein AS build
+
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends nodejs npm \
+    && npm install -g yarn \
+    && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /build
+
+# fetch deps first so they cache independently of source changes
+COPY package.json yarn.lock ./
+RUN yarn install --frozen-lockfile
+COPY project.clj shadow-cljs.edn ./
+RUN lein with-profile base:crux-jars deps
+
+COPY . .
+RUN node_modules/.bin/shadow-cljs release app \
+    && lein with-profile base:crux-jars uberjar
+
+# Runtime stage
+FROM eclipse-temurin:17-jre
+
+WORKDIR /app
+COPY --from=build /build/target/crux-console.jar ./crux-console.jar
+
+# 5000 = console frontend, 8080 = embedded Crux HTTP API
+# (the browser talks to 8080 directly, so publish both)
+EXPOSE 5000 8080
+
+# embedded Crux (RocksDB) persists here
+VOLUME /app/data
+
+ENTRYPOINT ["java", "-jar", "crux-console.jar"]
+CMD ["--embed-crux", "true", "--crux-node-url-base", "\"localhost:8080\""]