docs: general fixes to admin tips document (#13253)

www/apps/book/public/llms-full.txt

@@ -6366,7 +6366,7 @@ Refer to [react-router-dom’s documentation](https://reactrouter.com/en/6.29.0)
 
 # Admin Development Tips
 
-In this chapter, you'll find some tips for your admin development.
+In this chapter, you'll find some tips for developing your admin.
 
 ## Send Requests to API Routes
 
@@ -6374,11 +6374,11 @@ To send a request to an API route in the Medusa Application, use Medusa's [JS SD
 
 Do not install Tanstack Query as that will cause unexpected errors in your development. If you prefer installing it for better auto-completion in your code editor, make sure to install `v5.64.2` as a development dependency.
 
-First, create the file `src/admin/lib/config.ts` to setup the SDK for use in your customizations:
+First, create the file `src/admin/lib/sdk.ts` to set up the SDK for use in your customizations:
 
 ### Medusa Project
 
-```ts title="src/admin/lib/config.ts"
+```ts title="src/admin/lib/sdk.ts"
 import Medusa from "@medusajs/js-sdk"
 
 export const sdk = new Medusa({
@@ -6392,7 +6392,7 @@ export const sdk = new Medusa({
 
 ### Medusa Plugin
 
-```ts title="src/admin/lib/config.ts"
+```ts title="src/admin/lib/sdk.ts"
 import Medusa from "@medusajs/js-sdk"
 
 export const sdk = new Medusa({
@@ -6403,22 +6403,21 @@ export const sdk = new Medusa({
 })
 ```
 
-Notice that you use `import.meta.env` in a Medusa project to access environment variables in your customizations, whereas in a plugin you use the global variable `__BACKEND_URL__` to access the backend URL. You can learn more in the [Admin Environment Variables](https://docs.medusajs.com/learn/fundamentals/admin/environment-variables/index.html.md) chapter.
+Notice that in a Medusa project, you use `import.meta.env` to access environment variables in your customizations, whereas in a plugin you use the global variable `__BACKEND_URL__` to access the backend URL. You can learn more in the [Admin Environment Variables](https://docs.medusajs.com/learn/fundamentals/admin/environment-variables/index.html.md) chapter.
 
-Learn more about the JS SDK's configurations [this documentation](https://docs.medusajs.com/resources/js-sdk#js-sdk-configurations/index.html.md).
+Refer to the [JS SDK](https://docs.medusajs.com/resources/js-sdk#js-sdk-configurations/index.html.md) reference for more details on the SDK's configurations.
 
-Then, use the configured SDK with the `useQuery` Tanstack Query hook to send `GET` requests, and `useMutation` hook to send `POST` or `DELETE` requests.
+Then, use the configured SDK with the `useQuery` Tanstack Query hook to send `GET` requests, and the `useMutation` hook to send `POST` or `DELETE` requests.
 
 For example:
 
 ### Query
 
-```tsx title="src/admin/widgets/product-widget.ts" highlights={queryHighlights}
+```tsx title="src/admin/widgets/product-widget.tsx" highlights={queryHighlights}
 import { defineWidgetConfig } from "@medusajs/admin-sdk"
-import { Button, Container } from "@medusajs/ui"
+import { Container } from "@medusajs/ui"
 import { useQuery } from "@tanstack/react-query"
-import { sdk } from "../lib/config"
-import { DetailWidgetProps, HttpTypes } from "@medusajs/framework/types"
+import { sdk } from "../lib/sdk"
 
 const ProductWidget = () => {
   const { data, isLoading } = useQuery({
@@ -6449,11 +6448,11 @@ export default ProductWidget
 
 ### Mutation
 
-```tsx title="src/admin/widgets/product-widget.ts" highlights={mutationHighlights}
+```tsx title="src/admin/widgets/product-widget.tsx" highlights={mutationHighlights}
 import { defineWidgetConfig } from "@medusajs/admin-sdk"
 import { Button, Container } from "@medusajs/ui"
 import { useMutation } from "@tanstack/react-query"
-import { sdk } from "../lib/config"
+import { sdk } from "../lib/sdk"
 import { DetailWidgetProps, HttpTypes } from "@medusajs/framework/types"
 
 const ProductWidget = ({ 
@@ -6462,7 +6461,7 @@ const ProductWidget = ({
   const { mutateAsync } = useMutation({
     mutationFn: (payload: HttpTypes.AdminUpdateProduct) => 
       sdk.admin.product.update(productData.id, payload),
-    onSuccess: () => alert("updated product"),
+    onSuccess: () => alert("Product updated"),
   })
 
   const handleUpdate = () => {
@@ -6485,7 +6484,7 @@ export const config = defineWidgetConfig({
 export default ProductWidget
 ```
 
-You can also send requests to custom routes as explained in the [JS SDK reference](https://docs.medusajs.com/resources/js-sdk/index.html.md).
+You can also send requests to custom routes, as explained in the [JS SDK reference](https://docs.medusajs.com/resources/js-sdk/index.html.md).
 
 ### Use Route Loaders for Initial Data
 
@@ -6501,7 +6500,7 @@ In your admin customizations, you can use the following global variables:
 - `__BACKEND_URL__`: The URL to the Medusa backend, as set in the [admin.backendUrl](https://docs.medusajs.com/learn/configurations/medusa-config#backendurl/index.html.md) configuration in `medusa-config.ts`.
 - `__STOREFRONT_URL__`: The URL to the storefront, as set in the [admin.storefrontUrl](https://docs.medusajs.com/learn/configurations/medusa-config#storefrontUrl/index.html.md) configuration in `medusa-config.ts`.
 
-If you get type errors while using these variables, you can create the file `src/admin/vite-env.d.ts` with the following content:
+If you get type errors while using these variables, create the file `src/admin/vite-env.d.ts` with the following content:
 
 ```ts title="src/admin/vite-env.d.ts"
 /// <reference types="vite/client" />