Update maven.yml

Author: nothub

.github/workflows/maven.yml

@@ -1,27 +1,42 @@
 name: maven
 
-on:
+'on':
   push:
     branches:
-    - master
+      - master
   pull_request:
     branches:
-    - master
+      - master
 
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
-    - name: prepare java 1.8
-      uses: actions/setup-java@v1
-      with:
-        java-version: 1.8
-    - name: prepare depdendency cache
-      uses: actions/cache@v2
-      with:
-        path: ~/.m2
-        key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
-        restore-keys: ${{ runner.os }}-m2
-    - name: run maven package
-      run: mvn -B package --file pom.xml
+
+      - name: set up environment
+        run: |
+          echo ::set-env name=ARTIFACT_NAME::"$GITHUB_SHA"
+
+      - name: checkout changes
+        uses: actions/checkout@v2
+
+      - name: prepare java 1.8
+        uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+
+      - name: prepare depdendency cache
+        uses: actions/cache@v2
+        with:
+          path: ~/.m2
+          key: '${{ runner.os }}-m2-${{ hashFiles(''**/pom.xml'') }}'
+          restore-keys: '${{ runner.os }}-m2'
+
+      - name: run maven package
+        run: mvn -B package --file pom.xml
+
+      - name: upload artifact
+        uses: actions/upload-artifact@v2
+        with:
+          name: '${{ env.ARTIFACT_NAME }}'
+          path: target/*.jar