Prerelease notice (#8)

Author: kinyoklion

README.md

@@ -4,6 +4,8 @@ This provider allows for using LaunchDarkly with the OpenFeature JS SDK.
 
 This provider is designed primarily for use in multi-user systems such as web servers and applications. It follows the server-side LaunchDarkly model for multi-user contexts. It is not intended for use in desktop and embedded systems applications.
 
+This provider is a beta version and should not be considered ready for production use while this message is visible.
+
 # LaunchDarkly overview
 
 [LaunchDarkly](https://www.launchdarkly.com) is a feature management platform that serves over 100 billion feature flags daily to help teams build better software, faster. [Get started](https://docs.launchdarkly.com/home/getting-started) using LaunchDarkly today!