Merge branch 'v2' into fix/single-instance-null-ptr

.changes/single-instance-nullpointer-deref.md

@@ -0,0 +1,5 @@
+---
+single-instance: patch
+---
+
+Fixed `null pointer dereference` panic on rust nightly on Windows.

.changes/single-instance-windows-null-ptr.md

@@ -1,6 +0,0 @@
----
-'single-instance': 'patch'
-'single-instance-js': 'patch'
----
-
-On Windows, fix null pointer dereference panic on Rust nightly.