chore: setup GitHub Actions

Author: lucasls

.github/workflows/maven.yml

@@ -0,0 +1,75 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  build:
+    if: ${{ !startsWith(github.event.head_commit.message, '[maven-release-plugin] prepare') }}
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        java: [ 8 ]
+    name: Build on Java ${{ matrix.java }}
+    steps:
+      - name: Checkout source code
+        uses: actions/checkout@v2
+
+      - name: Setup java
+        uses: joschi/setup-jdk@v2
+        with:
+          java-version: ${{ matrix.java }}
+          architecture: x64
+
+      - run: java -version
+      - run: mvn -v
+      - run: mvn -B verify -Dgpg.skip=true
+
+  release:
+    if: contains(github.ref, 'release') && startsWith(github.event.head_commit.message, '[release]')
+    runs-on: ubuntu-latest
+    needs: [build]
+    name: Release
+    steps:
+      - name: Checkout source code
+        uses: actions/checkout@v2
+
+      - name: Setup Java 1.8
+        uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+
+      - name: Cache Maven packages
+        uses: actions/cache@v2
+        with:
+          path: ~/.m2
+          key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
+          restore-keys: ${{ runner.os }}-m2
+
+      - name: Set env.BRANCH_NAME
+        run: echo "BRANCH_NAME=${GITHUB_REF##*/}" >> $GITHUB_ENV
+
+      - name: Release and Publish
+        uses: qcastel/[email protected]
+        with:
+          release-branch-name: ${{ env.BRANCH_NAME }}
+
+          gpg-enabled: true
+          gpg-key-id: ${{ secrets.FREE_NOW_GPG_KEY_ID }}
+          gpg-key: ${{ secrets.FREE_NOW_GPG_KEY }}
+          gpg-passphrase: ${{ secrets.FREE_NOW_GPG_PASSPHRASE }}
+
+          ssh-private-key: ${{ secrets.FREE_NOW_GITHUB_PRIVATE_KEY }}
+
+          git-release-bot-name: "free-now-github"
+          git-release-bot-email: "[email protected]"
+          git-skip-sanity-check: true
+
+          maven-repo-server-id: ossrh
+          maven-repo-server-username: ${{ secrets.FREE_NOW_GITHUB_USER }}
+          maven-repo-server-password: ${{ secrets.FREE_NOW_MAVEN_ACCESS_TOKEN }}
+          maven-args: "-DskipTests -DskipITs"
+
+        env:
+          JAVA_HOME: /usr/lib/jvm/java-1.8-openjdk/