add a discrete job in CI for publishing to mavenLocal, then cache it

Author: RBusarow

.github/workflows/ci.yml

@@ -18,39 +18,6 @@ jobs:
         env:
           GITHUB_TOKEN: '${{ secrets.GITHUB_TOKEN }}'
 
-  website:
-    name: build website
-    runs-on: ubuntu-latest
-    steps:
-
-      - name: Check out repo
-        uses: actions/checkout@v3
-
-      # Node is required for npm
-      - name: Set up Node
-        uses: actions/setup-node@v3
-        with:
-          node-version: 14.x
-          cache: yarn
-          cache-dependency-path: website/yarn.lock
-
-      - name: Install Yarn
-        working-directory: website
-        run: |
-          yarn install --frozen-lockfile
-
-      - name: Set up JDK
-        uses: actions/setup-java@v3
-        with:
-          distribution: 'adopt'
-          java-version: '11'
-          cache: 'gradle'
-
-      - uses: gradle/wrapper-validation-action@v1
-
-      - name: build website
-        run: ./gradlew buildSite --no-daemon
-
   static-analysis:
 
     runs-on: ubuntu-latest
@@ -226,9 +193,78 @@ jobs:
           commit_message: update website versions
           commit_options: '--no-verify --signoff'
 
+  publish-maven-local:
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: check out with token (used by forks)
+        uses: actions/checkout@v3
+        if: github.event.pull_request.head.repo.full_name != github.repository
+
+      - name: check out with PAT (used by main repo)
+        uses: actions/checkout@v3
+        if: github.event.pull_request.head.repo.full_name == github.repository
+        with:
+          ref: ${{ github.event.pull_request.head.ref }}
+          token: ${{ secrets.PERSONAL_ACCESS_TOKEN }}
+          fetch-depth: 0
+
+      - name: Set up JDK
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'adopt'
+          java-version: '11'
+          cache: 'gradle'
+
+      - name: publish to maven local and build tests
+        uses: burrunan/gradle-cache-action@v1
+        with:
+          gradle-dependencies-cache-key: gradle/libs.versions.toml
+          arguments: |
+            publishToMavenLocal
+            buildTests
+          concurrent: true
+          gradle-build-scan-report: false
+
+  website:
+    name: build website
+    runs-on: ubuntu-latest
+    needs: publish-maven-local
+    steps:
+
+      - name: Check out repo
+        uses: actions/checkout@v3
+
+      # Node is required for npm
+      - name: Set up Node
+        uses: actions/setup-node@v3
+        with:
+          node-version: 14.x
+          cache: yarn
+          cache-dependency-path: website/yarn.lock
+
+      - name: Install Yarn
+        working-directory: website
+        run: |
+          yarn install --frozen-lockfile
+
+      - name: Set up JDK
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'adopt'
+          java-version: '11'
+          cache: 'gradle'
+
+      - uses: gradle/wrapper-validation-action@v1
+
+      - name: build website
+        run: ./gradlew buildSite --no-daemon
+
   tests-ubuntu:
 
     runs-on: ubuntu-latest
+    needs: publish-maven-local
 
     steps:
       - name: check out with token (used by forks)
@@ -276,6 +312,7 @@ jobs:
   tests-windows:
 
     runs-on: windows-latest
+    needs: publish-maven-local
 
     steps: