chore: update changeset

.changeset/eleven-cougars-film.md

@@ -5,3 +5,11 @@
 ---
 
 Introduce unified environment variable handling across all supported platforms
+
+Usage:
+
+```ts
+import { getEnvVariable } from '@clerk/shared/getEnvVariable'
+
+const publishableKey = getEnvVariable('CLERK_PUBLISHABLE_KEY')
+```