feat: changelog 0.15.3 (#6560)

feat: changlog 0.15.3

Author: IMB11

packages/blog/changelog.ts

@@ -10,6 +10,13 @@ export type VersionEntry = {
 }
 
 const VERSIONS: VersionEntry[] = [
+	{
+		date: `2026-06-29T22:52:04+00:00`,
+		product: 'app',
+		version: '0.15.3',
+		body: `## Fixed
+- Fixed hanging on larger legacy instances when visiting the Instance page.`,
+	},
 	{
 		date: `2026-06-29T20:44:35+00:00`,
 		product: 'web',