fix(acme): Fix port 80 ACME management and challenge route concurrency issues by deduplicating port listeners, preserving challenge route state across certificate manager recreations, and adding mutex locks to route updates.

changelog.md

@@ -1,5 +1,14 @@
 # Changelog
 
+## 2025-05-19 - 19.2.5 - fix(acme)
+Fix port 80 ACME management and challenge route concurrency issues by deduplicating port listeners, preserving challenge route state across certificate manager recreations, and adding mutex locks to route updates.
+
+- Updated docs/port80-acme-management.md with detailed troubleshooting and best practices for shared port handling.
+- Enhanced SmartCertManager and AcmeStateManager to preserve challenge route state and globally track ACME port allocations.
+- Added mutex locks in updateRoutes to prevent race conditions and duplicate challenge route creation.
+- Improved cleanup verification to ensure challenge routes are correctly removed and ports released.
+- Introduced additional tests for ACME configuration, race conditions, and state preservation.
+
 ## 2025-05-19 - 19.2.4 - fix(acme)
 Refactor ACME challenge route lifecycle to prevent port 80 EADDRINUSE errors