docs: add note about maintenance status (#153)

* Update getting-started.md

* Update README.md

* Apply suggestions from code review

Co-authored-by: Sarah Dayan <sarah.dayan@algolia.com>

Co-authored-by: Sarah Dayan <sarah.dayan@algolia.com>

README.md

@@ -9,6 +9,8 @@
 
 Add fast and relevant search to your Jekyll site.
 
+> While this plugin was created by Algolia, it is not an officially supported API client. It is possible that future major versions of Jekyll break compatibility, or require changes.
+
 ## Usage
 
 ```shell

docs-src/src/getting-started.md

@@ -10,6 +10,8 @@ layout: content-with-menu.pug
 `jekyll-algolia` is a Jekyll plugin that lets you push all your content in an
 Algolia index.
 
+> While this plugin was created by Algolia, it is not an officially supported API client. It is possible that future major versions of Jekyll break compatibility, or require changes.
+
 ## Requirements
 
 You'll need:

docs-src/yarn.lock

@@ -8675,9 +8675,8 @@ websocket-driver@>=0.5.1:
     websocket-extensions ">=0.1.1"
 
 websocket-extensions@>=0.1.1:
-  version "0.1.4"
-  resolved "https://registry.yarnpkg.com/websocket-extensions/-/websocket-extensions-0.1.4.tgz#7f8473bc839dfd87608adb95d7eb075211578a42"
-  integrity sha512-OqedPIGOfsDlo31UNwYbCFMSaO9m9G/0faIHj5/dZFDMFqPTcx6UwqyOy3COEaEOg/9VsGIpdqn62W5KhoKSpg==
+  version "0.1.3"
+  resolved "https://registry.yarnpkg.com/websocket-extensions/-/websocket-extensions-0.1.3.tgz#5d2ff22977003ec687a4b87073dfbbac146ccf29"
 
 weinre@^2.0.0-pre-I0Z7U9OV:
   version "2.0.0-pre-I0Z7U9OV"