chore(repo): Add changeset

Author: dimkl

.changeset/red-worms-fetch.md

@@ -0,0 +1,26 @@
+---
+'@clerk/clerk-js': major
+'@clerk/shared': major
+'@clerk/clerk-sdk-node': minor
+'@clerk/backend': minor
+'@clerk/nextjs': minor
+'@clerk/clerk-react': minor
+'@clerk/clerk-expo': minor
+---
+
+Breaking Changes:
+
+- Drop `isLegacyFrontendApiKey` from `@clerk/shared`
+- Drop default exports from `@clerk/clerk-js`
+    - on headless Clerk type
+    - on ui and ui.retheme `Portal`
+- Use `isProductionFromSecretKey` instead of `isProductionFromApiKey`
+- Use `isDevelopmentFromSecretKey` instead of `isDevelopmentFromApiKey`
+
+Changes:
+
+- Rename `HeadlessBrowserClerkConstrutor` / `HeadlessBrowserClerkConstructor` (typo)
+- Use `isomorphicAtob` / `isomorhpicBtoa` to replace `base-64` in `@clerk/expo`
+- Refactor merging build-time and runtime props in `@clerk/backend` clerk client
+- Drop `node-fetch` dependency from `@clerk/backend`
+- Drop duplicate test in `@clerk/backend`