Add github workflows

.github/dependabot.yml

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+version: 2
+updates:
+- package-ecosystem: maven
+  directory: "/"
+  schedule:
+    interval: "daily"
+  open-pull-requests-limit: 10

.github/workflows/analyze.yml

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+name: Analyze
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  analyze:
+
+    strategy:
+      matrix:
+        profile: ['checkerframework', 'errorprone']
+
+    runs-on: ubuntu-latest
+    env:
+      BUILD_NUMBER: "${{github.run_number}}"
+      MAVEN_CLI_OPTS: "-s .m2/settings.xml --batch-mode --no-transfer-progress"
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up JDK 21
+        uses: actions/setup-java@v3
+        with:
+          java-version: '21'
+          distribution: 'temurin'
+          cache: 'maven'
+      - name: Install maven modules
+        run: ./mvnw $MAVEN_CLI_OPTS install -Dmaven.javadoc.skip -DskipTests -Dmaven.source.skip=true
+      - name: Analyze with ${{ matrix.profile }}
+        run: bin/analyze.sh ${{ matrix.profile }} 

.github/workflows/apidoc.yml

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+# Simple workflow for deploying static content to GitHub Pages
+name: Deploy static content to Pages
+
+on:
+  # Runs on pushes targeting the default branch
+  push:
+    branches: ["main"]
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+# Allow one concurrent deployment
+concurrency:
+  group: "pages"
+  cancel-in-progress: true
+
+jobs:
+  # Single deploy job since we're just deploying
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Setup Pages
+        uses: actions/configure-pages@v2
+      - name: Set up JDK 21
+        uses: actions/setup-java@v3
+        with:
+          java-version: '21'
+          distribution: 'temurin'
+      - name: mvn install
+        run: ./mvnw --batch-mode --no-transfer-progress -Pdoc clean install -DskipTests=true
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v1
+        with:
+          # Upload entire repository
+          path: 'target/reports/apidocs'
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v1

.github/workflows/maven.yml

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+name: Build with Maven
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+  workflow_dispatch:
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    env:
+      BUILD_NUMBER: "${{github.run_number}}"
+      MAVEN_CLI_OPTS: "-s .m2/settings.xml --batch-mode --no-transfer-progress"
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up JDK 21
+        uses: actions/setup-java@v3
+        with:
+          java-version: '21'
+          distribution: 'temurin'
+      - name: Cache local Maven repository
+        uses: actions/cache@v2
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+          restore-keys: |
+            ${{ runner.os }}-maven-
+      - name: Build and Test with Maven
+        run: ./mvnw $MAVEN_CLI_OPTS clean verify
+      - name: Upload Test Results
+        uses: actions/upload-artifact@v3
+        if: always()
+        with:
+          name: test-results
+          path: '**/target/surefire-reports/TEST-*.xml'
+      # - name: Upload coverage reports to Codecov
+      #   uses: codecov/codecov-action@v4
+      #   with:
+      #     token: ${{ secrets.CODECOV_TOKEN }}
+      #     slug: jstachio/rainbowgum
+      #     fail_ci_if_error: true
+      #     disable_search: true
+      #     files: ${{ github.workspace }}/rainbowgum/target/site/jacoco-aggregate/jacoco.xml

.github/workflows/test-report.yml

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+name: 'Test Report'
+on:
+  workflow_run:
+    workflows: ['Build with Maven']
+    types:
+      - completed
+jobs:
+  report:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: dorny/test-reporter@v1
+      with:
+        artifact: test-results
+        name: Maven Surefire Tests
+        path: '**/target/surefire-reports/TEST-*.xml'
+        reporter: java-junit

.m2/settings.xml

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+<settings>
+  <activeProfiles>
+    <activeProfile>github</activeProfile>
+  </activeProfiles>
+  <servers>
+      <server>
+        <id>github</id>
+        <username>${env.GITHUB_ACTOR}</username>
+        <password>${env.GITHUB_TOKEN}</password>
+      </server>
+  </servers>
+  <profiles>
+    <profile>
+      <id>github</id>
+      <properties>
+        <format.validate>true</format.validate>
+        <codecover>true</codecover>
+      </properties>
+    </profile>
+  </profiles>
+</settings>