ci(docs): deploy mkdocs to GH Pages

.github/workflows/mkdocs.yml

@@ -0,0 +1,37 @@
+name: MkDocs Publish
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+    paths:
+      - "toggl_py/docs/**"
+      - "toggl_py/mkdocs.yml"
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  test:
+    uses: ./.github/workflows/pytest.yml
+
+  mkdocs:
+    name: Publish docs
+    runs-on: ubuntu-latest
+    needs: test
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Download coverage report
+        uses: actions/download-artifact@v4
+        with:
+          name: coverage-report
+          path: toggl_py/docs/coverage
+
+      - name: Deploy docs
+        uses: mhausenblas/mkdocs-deploy-gh-pages@master
+        env:
+          REQUIREMENTS: toggl_py/docs/requirements.txt
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}