docs: minor improvements

Author: Rel1cx

website/pages/docs/configuration.mdx

@@ -1,4 +1,5 @@
 import { Config, ESLintConfig } from "#/components/eslint-config";
+import { Warning } from "#/components/callout";
 
 # Configuration
 
@@ -38,14 +39,16 @@ If `importSource` is specified, an equivalent version of React should be provide
 
 (type: `Record<string, string[]>`)
 
-A Record of aliases for React's built-in Hooks. ESLint React will recognize these aliases as equivalent to the built-in Hooks in all its rules.\
+A record of aliases for React built-in hooks. ESLint React will recognize these aliases as equivalent to the built-in hooks in all its rules.\
 This is intended to cover edge cases. We suggest to use this option very sparingly, if at all.\
 (e.g. `{ useLayoutEffect: ["useIsomorphicLayoutEffect"] }`).
 
 ### `additionalComponents` (experimental)
 
-A Array of aliases for built-in components. ESLint React will recognize these aliases as equivalent to the built-in components in all its rules.\
-This is an experimental feature that can be unstable and lacks comprehensive documentation.\
+<Warning>This is an experimental feature that can be unstable and lacks comprehensive documentation.</Warning>
+
+An array of user-defined components, used to inform the ESLint React plugins how to treat these components during checks.\
+This is intended to cover edge cases. We suggest to use this option very sparingly, if at all.\
 
 ## Examples