clinic: add build job to the github workflow

.github/workflows/clinic.yaml

@@ -13,7 +13,8 @@ on:
 
 env:
   JDK_DISTRIBUTION: temurin
-  JAVA_VERSION: 17
+  JAVA_VERSION: 21
+  NODE_VERSION: 21
 
 jobs:
   tests:
@@ -40,10 +41,75 @@ jobs:
         with:
           distribution: ${{ env.JDK_DISTRIBUTION }}
           java-version: ${{ env.JAVA_VERSION }}
+      - name: Setup Lein Dependency Cache
+        uses: actions/cache@v3
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-lein-${{ hashFiles('clinic/project.clj') }}
 
       # can't use `services.[id].options` to add Docker health checks because
       # HAPI has a scratch docker image without a shell installation.
       - name: HAPI FHIR Health Check
         run: while ! curl -sSI "http://localhost:8090"; do sleep 5; done
       - name: Run Tests
         run: lein test
+
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    if: github.event_name == 'push' # skip for pull requests.
+    needs:
+      - tests
+    permissions:
+      contents: read
+      packages: write
+    defaults:
+      run:
+        working-directory: ./clinic
+    steps:
+      - name: Checkout Source
+        uses: actions/checkout@v4
+      - name: Setup JDK
+        uses: actions/setup-java@v3
+        with:
+          distribution: ${{ env.JDK_DISTRIBUTION }}
+          java-version: ${{ env.JAVA_VERSION }}
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ env.NODE_VERSION }}
+          cache: npm
+          cache-dependency-path: clinic/package-lock.json
+      - name: Setup Lein Dependency Cache
+        uses: actions/cache@v3
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-lein-${{ hashFiles('clinic/project.clj') }}
+      - name: Build CLJS
+        run: |
+          npm install
+          npx shadow-cljs release app
+      - name: Build Uberjar
+        run: lein uberjar
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Generate Docker Image Tags
+        id: docker-image-tags
+        run: |
+          image_name=ghcr.io/nilenso/ashutosh-onboarding/clinic
+          image_tags="${image_name}:latest"
+          if [[ "$GITHUB_REF" =~ refs/tags/* ]]; then
+            image_tags="${image_tags},${image_name}:${{ github.ref_name }}"
+          fi
+          echo "tags=$image_tags" >> "$GITHUB_OUTPUT"
+      - name: Build and Push Latest Docker Image
+        uses: docker/build-push-action@v5
+        with:
+          context: clinic
+          push: true
+          tags: ${{ steps.docker-image-tags.outputs.tags }}

clinic/Dockerfile

@@ -0,0 +1,4 @@
+FROM eclipse-temurin:21-jre
+LABEL org.opencontainers.image.source="https://github.com/nilenso/ashutosh-onboarding"
+COPY target/uberjar/clinic-latest-standalone.jar /app.jar
+CMD ["java", "-jar", "/app.jar"]

clinic/project.clj

@@ -1,4 +1,4 @@
-(defproject clinic "0.1.0-SNAPSHOT"
+(defproject clinic "latest"
   :description "Onboarding project #2"
   :url "https://github.com/nilenso/ashutosh-onboarding/blob/main/clinic"
   :dependencies [[aero "1.1.6"]

clinic/src/clj/clinic/core.clj

@@ -2,7 +2,8 @@
   (:require [clinic.config :as config]
             [clinic.routes.core :as routes]
             [mount.core :as mount]
-            [ring.adapter.jetty :as jetty]))
+            [ring.adapter.jetty :as jetty])
+  (:gen-class))
 
 (defonce server (atom nil))