change log added

Author: msohailhussain

CHANGELOG.md

@@ -1,3 +1,19 @@
-## 0.0.1
 
-* TODO: Describe initial release.
+## [0.1.0] - October 6th, 2022
+### Beta release of the Optimizely X Full Stack Flutter SDK.
+*Following are the apis added in Flutter SDK.*
+* activate
+* getVariation
+* getForcedVariation
+* setForcedVariation
+* getOptimizelyConfig
+* createUserContext
+* close
+
+*Following are the listeners added in Flutter SDK.*
+* addActivateNotificationListener
+* addTrackNotificationListener
+* addLogEventNotificationListener
+* addUpdateConfigNotificationListener
+
+### **Documentation will be available soon in final release**