Create stub for gh actions

.github/workflows/gradle.yml

@@ -0,0 +1,75 @@
+name: Java CI with Gradle
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+permissions:
+  contents: read
+
+env:
+  DOCKER_HOST: tcp://docker:2375
+  DOCKER_DRIVER: overlay2
+  DOCKER_TLS_CERTDIR: ""
+  IMAGE_NAME: emcmongoose/mongoose-base
+  IMAGE_FILE_NAME: build/mongoose-base.tar
+  ROBOTEST_CONTAINER_WORKING_DIR: /root/mongoose
+
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up JDK 11
+      uses: actions/setup-java@v3
+      with:
+        java-version: '11'
+        distribution: 'temurin'
+    - name: Setup Gradle
+      uses: gradle/gradle-build-action@v2
+    - name: Execute Gradle build
+      run: ./gradlew clean jar
+    - name: Upload a Build Artifact
+      uses: actions/upload-artifact@v3.1.0
+      with:
+        name: mongoose.jar
+        path: ./build/libs/
+        if-no-files-found: error
+        retention-days: 1 # optional
+    - name: Execute Gradle unit test
+      run: ./gradlew test
+    - name: Upload a failed unit test artifact
+      uses: actions/upload-artifact@v3.1.0
+      with:
+        name: testFailure.log
+        path: ./build/reports/tests/test/*
+        if-no-files-found: error
+        retention-days: 14 # optional
+        if: failure()
+    - name: Execute Gradle integration test
+      run: ./gradlew integrationTest         
+    - name: Upload a failed integration test artifact
+      uses: actions/upload-artifact@v3.1.0
+      with:
+        name: testFailure.log
+        path: ./build/reports/tests/integrationTest/*
+        if-no-files-found: error
+        retention-days: 14 # optional
+        if: failure()
+    - uses: actions/checkout@v3
+    - name: Build the Docker image
+      run: docker build . --file ci/docker/Dockerfile --tag my-image-name:${GITHUB_SHA}
+    - name: Upload a failed test artifact
+      uses: actions/upload-artifact@v3.1.0
+      with:
+        name: testFailure.log
+        path: ./build/reports/tests/integrationTest/*
+        if-no-files-found: error
+        retention-days: 14 # optional
+
+