Add github action

Signed-off-by: Christopher White <[email protected]>

Author: cswhite2000

.github/workflows/build.yml

@@ -0,0 +1,32 @@
+name: build
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: checkout
+        uses: actions/checkout@v3
+      - name: setup
+        uses: actions/setup-java@v3
+        with:
+          java-version: 8
+          distribution: adopt
+      - name: cache
+        uses: actions/cache@v3
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+          restore-keys: |
+            ${{ runner.os }}-maven-
+      - name: build
+        run: mvn install
+      - name: artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: AutoPruner-1.0.jar
+          path: target/AutoPruner-1.0.jar
+          if-no-files-found: error