<ci>(action): add action to build docker image

.github/workflows/docker.yml

@@ -0,0 +1,67 @@
+name: Docker Image CI
+
+on:
+  push:
+    branches: 
+      - '*'
+  pull_request:
+    branches:
+      - master
+env:
+  RC_NAME: DT42/BerryNet
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@master
+    # need to set dockerhub password in GitHub secrets
+    #   - name: Login to docker hub
+    #     uses: actions-hub/docker/login@master
+    #     env:
+    #       DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
+    #       DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}
+
+    #   - name: Pull cache
+    #     run: |
+    #       docker login -u ${{ secrets.DOCKER_USERNAME }} -p ${{ secrets.DOCKER_PASSWORD }}
+    #       docker pull ${RC_NAME}:cache
+
+      - name: Build image
+        if: always()
+        run: |
+          docker build --cache-from ${RC_NAME}:cache -t ${RC_NAME} .
+          docker tag ${RC_NAME} ${RC_NAME}:${GITHUB_SHA}
+          docker tag ${RC_NAME} ${RC_NAME}:cache
+
+    # need to set dockerhub password in GitHub secrets
+    #   - name: Push to docker registry
+    #     uses: actions-hub/docker@master
+    #     if: (github.ref == 'refs/heads/master' || github.ref == 'refs/heads/prod') && success()
+    #     with:
+    #       args: push ${RC_NAME}:${GITHUB_SHA}
+
+    #   - name: Push Cache to docker registry
+    #     uses: actions-hub/docker@master
+    #     if: always()
+    #     with:
+    #       args: push ${RC_NAME}:cache
+  test:
+      env:
+          POETRY_VIRTUALENVS_CREATE: false
+
+      runs-on: ubuntu-latest
+
+      steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python 3.7
+          uses: actions/setup-python@v1
+          with:
+          python-version: 3.7
+      - name: Install dependencies
+          run: |
+          python -m pip install --upgrade pip
+          pip install poetry
+          poetry install
+      - name: Test with pytest
+          run: |
+          python -m unittest

.gitignore

@@ -9,6 +9,8 @@ dist
 
 # Environments
 env
+venv
+.vscode
 
 # Others
 *.swp