Update version to v2.2.2, remove .idea folder

Author: pflooky

.github/workflows/docs-site-deploy.yaml

@@ -28,4 +28,5 @@ jobs:
             mkdocs-material-
       - run: pip install mkdocs-open-in-new-tab mike
       - run: pip install mkdocs-material
+      - run: mkdocs build
       - run: mike deploy --push --update-aliases ${{ github.ref_name }} latest

.gitignore

@@ -1,2 +1,3 @@
 
 .DS_Store
+.idea