Edit gitea action workflow to build and deploy kotlin app on production server.

.gitea/gitea-runner.yml

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+services:
+  runner:
+    image: docker.io/gitea/act_runner:latest
+    environment:
+      GITEA_INSTANCE_URL: "http://192.168.0.25:3000"
+      GITEA_RUNNER_REGISTRATION_TOKEN: "IfowioCs4PedXyRJMnedDVCXkRHjyDrZv1sdvaif"
+      GITEA_RUNNER_NAME: "runner-1"
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock

.gitea/workflows/build-and-deploy.yml

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+name: Build and Deploy Kotlin gradle Application
+
+on:
+  push:
+    branches:
+      - working-poc
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Build backend docker image
+        run: |
+          sudo /usr/bin/docker build -t gitea-workshop-app -f ./Dockerfile-backend . --no-cache
+
+      - name: Extract backend docker image into archive
+        run: |
+          sudo /usr/bin/docker save gitea-workshop-app:latest -o ./gitea-workshop-app.tar
+
+      - name: Transfer artifacts to remote server
+        env:
+          SSH_PRIVATE_KEY: ${{ secrets.PROD_SSH_PRIVATE_KEY }}
+          REMOTE_HOST: ${{ secrets.PROD_REMOTE_HOST }}
+          REMOTE_USER: ${{ secrets.PROD_REMOTE_USER }}
+          REMOTE_PORT: ${{ secrets.PROD_REMOTE_PORT }}
+          REMOTE_PATH: ${{ secrets.PROD_REMOTE_PATH }}
+        run: |
+          mkdir -p ~/.ssh
+          echo "$SSH_PRIVATE_KEY" > ~/.ssh/id_rsa
+          chmod 400 ~/.ssh/id_rsa
+          scp -o StrictHostKeyChecking=no -P $REMOTE_PORT ./gitea-workshop-app.tar $REMOTE_USER@$REMOTE_HOST:$REMOTE_PATH
+          scp -o StrictHostKeyChecking=no -P $REMOTE_PORT ./docker-compose.yml $REMOTE_USER@$REMOTE_HOST:$REMOTE_PATH
+
+      - name: Launch application onto remote server
+        env:
+          SSH_PRIVATE_KEY: ${{ secrets.PROD_SSH_PRIVATE_KEY }}
+          REMOTE_HOST: ${{ secrets.PROD_REMOTE_HOST }}
+          REMOTE_USER: ${{ secrets.PROD_REMOTE_USER }}
+          REMOTE_PORT: ${{ secrets.PROD_REMOTE_PORT }}
+          REMOTE_PATH: ${{ secrets.PROD_REMOTE_PATH }}
+        run: |
+          ssh -o StrictHostKeyChecking=no $REMOTE_HOST -l $REMOTE_USER -p $REMOTE_PORT << EOC
+            cd $REMOTE_PATH
+            sudo /usr/bin/docker load < $REMOTE_PATH/gitea-workshop-app.tar
+            sudo /usr/bin/docker compose down
+            sudo /usr/bin/docker compose up --detach
+          EOC

Dockerfile-backend

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+FROM gradle:8.12.1-jdk21 AS builder
+COPY ./gradlew /app/
+COPY ./build.gradle.kts /app/
+COPY ./settings.gradle.kts /app/
+COPY ./demo-application /app/demo-application
+COPY ./demo-domain /app/demo-domain
+COPY ./demo-exposition /app/demo-exposition
+COPY ./demo-infrastructure /app/demo-infrastructure
+COPY ./demo-launcher /app/demo-launcher
+WORKDIR /app
+RUN gradle build jar
+
+FROM eclipse-temurin:21-jre-alpine AS final
+COPY --from=builder /app/demo-launcher/build/libs/demo-launcher.jar /app/demo-launcher.jar
+CMD ["java", "-jar", "/app/demo-launcher.jar"]

bruno-rest/GiteaActionsWorkshop/Debug.bru

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+meta {
+  name: Debug
+  type: http
+  seq: 3
+}
+
+get {
+  url: {{url}}/api/debug/info
+  body: none
+  auth: none
+}

demo-exposition/src/main/kotlin/com/example/demo/exposition/debug/DebugController.kt

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+package com.example.demo.exposition.debug
+
+import org.springframework.web.bind.annotation.GetMapping
+import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RestController
+
+@RestController
+@RequestMapping("/api/debug")
+class DebugController {
+    @GetMapping("/info")
+    fun debug(): String = """
+        {
+          "message": "Hello world!"
+        }
+    """.trimIndent()
+}

docker-compose.yml

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+services:
+  backend:
+    image: gitea-workshop-app:latest
+    container_name: gitea-workshop-app-backend
+    ports:
+      - "50000:8080"
+    restart: always
+    networks:
+      - "gitea-workshop"
+
+networks:
+  gitea-workshop: