docs: small tweaks

docs/content/2.guide/2.features/9.server-routes.md

@@ -40,7 +40,7 @@ Given the example above, the `/hello` route will be accessible at <http://localh
 
 Nuxt will automatically read in any file in the `~/server/middleware` to create server middleware for your project.
 
-Middleware handlers will run on every request before any other server route to add and check some headers, log requests, or extend the event's request object.
+Middleware handlers will run on every request before any other server route to add or check headers, log requests, or extend the event's request object.
 
 ::alert{type=warning}
 Middleware handlers should not return anything (nor close or respond to the request) and only inspect or extend the request context or throw an error.
@@ -167,7 +167,7 @@ export default defineEventHandler((event) => {
 You can use `nitro` key in `nuxt.config` to directly set [Nitro configuration](https://nitro.unjs.io/guide/config).
 
 ::alert{type=warning}
-This is an advanced option. Custom config can affect production deployments, as configuration interface might change over time whenever Nitro is upgraded in semver-minor versions of Nuxt.
+This is an advanced option. Custom config can affect production deployments, as the configuration interface might change over time when Nitro is upgraded in semver-minor versions of Nuxt.
 ::
 
 ```ts [nuxt.config.ts]