added git workflow for docs (#1337)

.github/workflows/deploy-docs.yml

@@ -0,0 +1,23 @@
+name: Deploy Docs
+on:
+  push:
+    branches:
+      - 0.6.0
+    paths:
+      - 'docs/**'
+      - '.github/workflows/deploy-docs.yml'
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout 🛎️
+        uses: actions/checkout@v2.3.1
+
+      - name: Deploy 🚀
+        uses: JamesIves/github-pages-deploy-action@4.1.6
+        with:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          BRANCH: main
+          FOLDER: docs
+          target-folder: docs