more invalid links

Author: emily-shen

src/content/docs/workers/testing/vitest-integration/migration-guides/migrate-from-unstable-dev.mdx

@@ -91,4 +91,4 @@ You can remove `UnstableDevWorker` imports from your code. Instead, follow the [
 
 ## Related resources
 
-- [Write your first test](/workers/testing/vitest-integration/get-started/write-your-first-test/#define-types) - Write unit tests against Workers.
+- [Write your first test](/workers/testing/vitest-integration/write-your-first-test/#define-types) - Write unit tests against Workers.

src/content/docs/workers/wrangler/api.mdx

@@ -65,7 +65,7 @@ By default, `unstable_dev` will perform integration tests against a local server
 
 The `unstable_dev()` function has an `unstable_` prefix because the API is experimental and may change in the future. We recommend migrating to the `unstable_startWorker()` API, documented above.
 
-If you have been using `unstable_dev()` for integration testing and want to migrate to Cloudflare's Vitest integration, refer to the [Migrate from `unstable_dev` migration guide](/workers/testing/vitest-integration/migrate-from-unstable-dev/) for more information.
+If you have been using `unstable_dev()` for integration testing and want to migrate to Cloudflare's Vitest integration, refer to the [Migrate from `unstable_dev` migration guide](/workers/testing/vitest-integration/migration-guides/migrate-from-unstable-dev/) for more information.
 
 :::