Updated release notes for 2.0.0

Author: petersmythe

RELEASE_NOTES.txt

@@ -1,3 +1,27 @@
+GeoWebCache 2.0.0 (2026-06-10)
+------------------------------
+
+GeoWebCache 2.0 was migrated to Jakarta EE 11, Spring 7 and Jackson 3. Other dependencies have been updated to follow up as well, along with cleanups such as removing obsolete H2 and gwc-distributed references, as well as the in memory cache. GeoWebCache 2.0 requires Java 17 as the minimum version, along with a Tomcat 11.
+
+Since the 2.0-RC, the following additions have been made:
+
+- Upgrade to GeoTools 35.0
+- GWC improvements:better resolution choice and Support HintsLevel
+- chore(deps): bump org.springframework:spring-framework-bom 
+- Do not close JNDI-resolved DataSource in JDBCQuotaStore.close() 
+- diskquota/jdbc: Testcontainers-backed integration tests + CI workflow 
+- diskquota/jdbc: fix renameLayer leaving TILESET.KEY stale (#1526) 
+- Improve logging message 
+- GWC make use of XMLUtils to make better use of GeoTools Hints (#1534) 
+- Improve dispatcher error logging for client errors 
+- Refactor seeder pool config: bean injection instead of SpEL 
+- Make seeder thread pool sizes configurable
+- diskquota/jdbc: retry SERIALIZABLE aborts (#1527) 
+- diskquota/jdbc: make TILEPAGE FK migration crash- and race-safe 
+- Make use of XMLUtils.supportDTD to maintain WMS DTD support
+- Align geowebcache.xml schema namespace to 2.0.0
+
+
 GeoWebCache 2.0-RC (2026-04-17)
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