Add backend analysis with sonar cloud

.github/workflows/sonar-backend.yml

@@ -0,0 +1,38 @@
+name: Analyze Backend
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    types: [opened, synchronize, reopened]
+jobs:
+  build:
+    name: Build and analyze
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
+      - name: Set up JDK 22
+        uses: actions/setup-java@v4
+        with:
+          java-version: 22
+          distribution: 'temurin' # Alternative distribution options are available.
+      - name: Cache SonarCloud packages
+        uses: actions/cache@v4
+        with:
+          path: ~/.sonar/cache
+          key: ${{ runner.os }}-sonar
+          restore-keys: ${{ runner.os }}-sonar
+      - name: Cache Maven packages
+        uses: actions/cache@v4
+        with:
+          path: ~/.m2
+          key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
+          restore-keys: ${{ runner.os }}-m2
+      - name: Build and analyze
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}  # Needed to get PR information, if any
+          SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
+        working-directory: ./backend
+        run: mvn -B verify org.sonarsource.scanner.maven:sonar-maven-plugin:sonar -Dsonar.projectKey=neuefische_java-curriculum-6-java-02-Fullstack-Project-backend

backend/pom.xml

@@ -15,6 +15,8 @@
     <description>backend</description>
     <properties>
         <java.version>22</java.version>
+        <sonar.organization>neuefische</sonar.organization>
+        <sonar.host.url>https://sonarcloud.io</sonar.host.url>
     </properties>
     <dependencies>
         <dependency>
@@ -46,6 +48,25 @@
 
     <build>
         <plugins>
+            <plugin>
+                <groupId>org.jacoco</groupId>
+                <artifactId>jacoco-maven-plugin</artifactId>
+                <version>0.8.12</version>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>prepare-agent</goal>
+                        </goals>
+                    </execution>
+                    <execution>
+                        <id>report</id>
+                        <phase>test</phase>
+                        <goals>
+                            <goal>report</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
             <plugin>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>

backend/src/lombok.config

@@ -0,0 +1,4 @@
+# tells Lombok that this is the root directory and that it shouldn’t search parent directories for more configuration files
+config.stopBubbling = true
+# tells Lombok to add @lombok.Generated annotation to all generated methods
+lombok.addLombokGeneratedAnnotation = true