complete documentation

.github/workflows/docs.yml

@@ -0,0 +1,20 @@
+name: docs
+on:
+  push:
+    paths:
+      - 'docs/**'
+  pull_request:
+    paths:
+      - 'docs/**'
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v1
+        with:
+          python-version: '3.x'
+      - uses: dschep/install-poetry-action@v1.3
+      - name: Deploy docs
+        run: make deploy-docs
+