Add linting and testing github actions

.github/workflows/lint.yaml

@@ -0,0 +1,17 @@
+name: Python Lint
+
+on: [push, pull_request]
+
+jobs:
+  lint:
+    name: Python Lint
+    runs-on: ubuntu-latest
+    steps:
+      - name: Setup Python
+        uses: actions/setup-python@v1
+      - name: Setup checkout
+        uses: actions/checkout@master
+      - name: Lint with Black
+        run: |
+          pip install black
+          black -v --check dacapo tests

.github/workflows/tests.yaml

@@ -0,0 +1,28 @@
+name: Test
+
+on:
+  push:
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.8", "3.9", "3.10"]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install flake8 pytest
+        pip install -r requirements.txt
+    - name: Test with pytest
+      run: |
+        pytest tests