Introduced matrix strategy for multiple OSes (#106)

* Introduced matrix strategy for multiple OSes

* Simplied tests execution

* Reverted some prev changes

* Moved Windup build into the main job

* Re-order job's steps

* Provided releative path to settings.xml file

* Removed commented configurations

* actions/setup-java@v3

* actions/checkout@v3

* Switched to Java 'temurin' distribution

.github/workflows/pr-build-jdk11.yaml

@@ -7,37 +7,33 @@ on:
 
 jobs:
 
-  windup-build:
-    runs-on: ubuntu-latest
+  windup-quickstarts-pr-builder-jdk11:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+    runs-on: ${{ matrix.os }}
     steps:
-      - name: Checkout repo
-        uses: actions/checkout@v2.3.4
+      - name: Checkout windup repo
+        uses: actions/checkout@v3
         with:
           repository: windup/windup
-      - name: Set up JDK 11
-        uses: actions/setup-java@v2
+          path: windup
+      - name: Checkout windup repo
+        uses: actions/checkout@v3
         with:
-          java-version: '11'
-          distribution: 'adopt'
-          java-package: jdk
-          cache: 'maven'
-      - name: Build on JDK 11
-        run: mvn -B clean install -DskipTests
-
-  windup-quickstarts-pr-builder-jdk11:
-    runs-on: ubuntu-latest
-    needs: [windup-build]
-    steps:
-      - uses: actions/[email protected]
+          path: windup-quickstarts
       - name: Set up JDK 11
-        uses: actions/setup-java@v2
+        uses: actions/setup-java@v3
         with:
           java-version: '11'
-          distribution: 'adopt'
+          distribution: 'temurin'
           java-package: jdk
           cache: 'maven'
+      - name: Build Windup on JDK 11
+        run: mvn -B clean install -DskipTests -f windup
       - name: Build on JDK 11
-        run: mvn -B clean install -s settings.xml -DskipTests && mvn -B clean install -s settings.xml
+        run: mvn -B clean install -s ./windup-quickstarts/settings.xml -DskipTests -f windup-quickstarts && mvn -B clean install -s ./windup-quickstarts/settings.xml -f windup-quickstarts