Merge pull request #1210 from oasisprotocol/ptrus/release-0.7.21

Changelog 0.7.21

Author: ptrus

.changelog/1208.bugfix.md

@@ -1,3 +1,3 @@
 major = 0
 minor = 7
-patch = 20
+patch = 21

.changelog/1209.bugfix.md

@@ -12,6 +12,16 @@ The format is inspired by [Keep a Changelog].
 
 <!-- TOWNCRIER -->
 
+## 0.7.21 (2025-11-26)
+
+### Bug Fixes and Improvements
+
+- analyzer/runtime/abiparse: Fix panic during parsing tuples
+  ([#1208](https://github.com/oasisprotocol/nexus/issues/1208))
+
+- Update sapphire stale accounts
+  ([#1209](https://github.com/oasisprotocol/nexus/issues/1209))
+
 ## 0.7.20 (2025-11-13)
 
 ### Features