DOC-2895-updated savanna release notes

Author: Tushar-TG-14

modules/savanna/modules/overview/pages/release-notes.adoc

@@ -4,6 +4,52 @@
 :toc:
 :toclevels:2
 
+== June 2025
+
+=== 25_06_A
+
+==== Workspace Enhancements
+
+* *Improved Read-Only Workspace Refresh Process:* Savanna now parallelizes workspace refresh tasks. Snapshots more accurately reflect the data state at the start of the refresh, improving both accuracy and performance.
+
+=== 25_06_B
+
+==== Workspace Enhancements
+
+* *Configurable Maintenance Window for Auto-Upgrades:* You can now set a preferred weekly maintenance window in Savanna. Automatic version upgrades will run during your chosen time slot, giving you more control over your maintenance schedule.
+
+== May 2025
+
+=== 25_05_A
+
+==== Onboarding Enhancements
+ 
+* *Pre-Provisioned Workspace for New Users:* New users now receive a ready-to-use workspace loaded with sample graph data at sign-up, simplifying the onboarding process and reducing setup time.
+
+== April 2025
+
+=== 25_04_B
+
+==== Workspace Enhancements
+
+* *Encrypted Log Management and Search:* Users can securely collect, store, and perform full-text search of application logs using Bring Your Own Key (BYOK) encryption, improving both visibility and operational efficiency.
+
+== March 2025
+
+=== 25_03_B
+
+==== Data Ingestion Enhancements
+
+* *Snowflake Integration with Savanna:* You can now connect securely to Snowflake from Savanna. Preview sample data, auto-generate graph schemas and mappings, customize data transformations, and manage your data loading jobs directly within Savanna.
+
+==== DB Updates
+
+* *TigerGraph 4.2 Preview Now Available in Savanna:* Preview TigerGraph Database version 4.2 in Savanna to access the latest features and enhancements ahead of general availability.
+
+==== Help Enhancements
+
+* *AI-Enabled Chatbot Integration:* Savanna now offers an AI-powered help chatbot to assist with onboarding, troubleshooting, and user support, making it easier to find answers and get help quickly.
+
 == Jan 2025
 
 === 2025-1-20