add: github actions

.github/workflows/docs.yaml

@@ -0,0 +1,17 @@
+name: Build docs
+
+on: [pull_request, push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.x
+      - name: Install dependencies
+        run: pip install sphinx
+      - name: Build docs
+        run: cd docs && make html

.github/workflows/test.yaml

@@ -0,0 +1,56 @@
+name: Test
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix: # https://docs.djangoproject.com/en/4.1/faq/install
+        django-version: ["3.2", "4.0", "4.1"]
+        python-version: ["3.7", "3.8", "3.9", "3.10"]
+        elastic-version: ["1.7", "2.4", "5.5", "7.13.1"]
+        exclude:
+          - django-version: "4.0"
+            python-version: "3.7"
+          - django-version: "4.1"
+            python-version: "3.7"
+        include:
+          - django-version: "4.1"
+            python-version: "3.11"
+            elastic-version: "7.13.1"
+    services:
+      elastic:
+        image: elasticsearch:${{ matrix.elastic-version }}
+        env:
+          discovery.type: "single-node"
+        options: >-
+          --health-cmd "curl http://localhost:9200/_cluster/health"
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 10
+        ports:
+          - 9200:9200
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install system dependencies
+        run: sudo apt install --no-install-recommends -y gdal-bin
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip setuptools wheel
+          pip install coverage requests tox tox-gh-actions
+          pip install django==${{ matrix.django-version }} elasticsearch==${{ matrix.elastic-version }}
+          python setup.py clean build install
+      - name: Run test
+        run: tox -v
+        env:
+          DJANGO: ${{ matrix.django-version }}