feat(ci): publish on version change only

.github/workflows/publish-docker.yml

@@ -3,6 +3,8 @@ name: Publish Docker Image
 on:
   workflow_dispatch:
   push:
+    paths:
+      - 'gradle.properties'
     branches:
       - main
 
@@ -12,13 +14,18 @@ jobs:
     permissions:
       contents: read
       packages: write
-
     steps:
       - name: Check out the repository
         uses: actions/checkout@v3
         with:
           submodules: recursive
 
+      - name: Extract version from gradle.properties
+        id: extract_version
+        run: |
+          VERSION=$(grep '^projectVersion=' gradle.properties | cut -d'=' -f2)
+          echo "version=$VERSION" >> $GITHUB_ENV
+
       - name: Log in to GitHub Docker registry
         uses: docker/login-action@v2
         with:
@@ -28,8 +35,8 @@ jobs:
 
       - name: Build the Docker image
         run: |
-          docker build -t ghcr.io/rdf-connect/orchestrator:latest .
+          docker build -t ghcr.io/rdf-connect/orchestrator:${{ env.version }} .
 
       - name: Push the Docker image
         run: |
-          docker push ghcr.io/rdf-connect/orchestrator:latest
+          docker push ghcr.io/rdf-connect/orchestrator:${{ env.version }}

.github/workflows/publish-maven.yml

@@ -0,0 +1,35 @@
+name: Publish Maven Packages
+
+on:
+  push:
+    paths:
+      - 'gradle.properties'
+    branches:
+      - main
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    env:
+      GITHUB_ACTOR: ${{ github.actor }}
+      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-java@v4
+        with:
+          java-version: '22'
+          distribution: 'adopt'
+          cache: 'gradle'
+
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@417ae3ccd767c252f5661f1ace9f835f9654f2b5 # v3.1.0
+
+      - name: Publish `rdfc-processor`
+        run: gradle :rdfc-processor:publish
+
+      - name: Publish `rdfc-core`
+        run: gradle :rdfc-core:publish