Revert "feat: remove npm flags" (shadcn-ui#5707)

* Revert "feat: remove npm flags (shadcn-ui#5686)"

This reverts commit 4ff64ba.

* chore: temporarily bring back flag

content/docs/components/chart.mdx

@@ -4,6 +4,12 @@ description: Beautiful charts. Built using Recharts. Copy and paste into your ap
 component: true
 ---
 
+<Callout className="mb-6">
+
+**Note:** If you are using charts with **React 19** or the **Next.js 15**, see the note [here](/docs/react-19#recharts).
+
+</Callout>
+
 <ComponentPreview
   name="chart-bar-interactive"
   className="-mt-4 [&_.preview]:p-0 [&_.preview]:border-t [&_.preview>div]:shadow-none [&_.preview>div]:border-none [&_.preview>div]:w-full [&_.preview]:lg:min-h-[404px]"
@@ -45,6 +51,12 @@ We do not wrap Recharts. This means you're not locked into an abstraction. When
 
 ## Installation
 
+<Callout className="mt-4">
+
+**Note:** If you are using charts with **React 19** or the **Next.js 15**, see the note [here](/docs/react-19#recharts).
+
+</Callout>
+
 <Tabs defaultValue="cli">
 
 <TabsList>
@@ -83,27 +95,6 @@ npx shadcn@latest add chart
 }
 ```
 
-<Step>
-  To use recharts with React 19 and Next.js 15, you will need to override the
-  `react-is` dependency.{" "}
-</Step>
-
-Add the following to your `package.json`
-
-```json title="package.json"
-"overrides": {
-  "react-is": "^19.0.0-rc-69d4b800-20241021"
-}
-```
-
-Note: the `react-is` version needs to match the version of React 19 you are using. The above is an example.
-
-<Step>Run `npm install`</Step>
-
-```bash
-npm install
-```
-
 </Steps>
 
 </TabsContent>
@@ -144,27 +135,6 @@ npm install recharts
 }
 ```
 
-<Step>
-  To use recharts with React 19 and Next.js 15, you will need to override the
-  `react-is` dependency.{" "}
-</Step>
-
-Add the following to your `package.json`
-
-```json title="package.json"
-"overrides": {
-  "react-is": "^19.0.0-rc-69d4b800-20241021"
-}
-```
-
-Note: the `react-is` version needs to match the version of React 19 you are using. The above is an example.
-
-<Step>Run `npm install`</Step>
-
-```bash
-npm install
-```
-
 </Steps>
 
 </TabsContent>

content/docs/react-19.mdx

@@ -3,9 +3,7 @@ title: Next.js 15 + React 19
 description: Using shadcn/ui with Next.js 15 and React 19.
 ---
 
-**shadcn/ui is now fully compatible with React 19!**
-
-<Callout className="mt-6">
+<Callout>
   **The following guide applies to any framework that supports React 19**. I
   titled this page "Next.js 15 + React 19" to help people upgrading to Next.js
   15 find it. We are working with package maintainers to help upgrade to React
@@ -144,7 +142,7 @@ To make it easy for you track the progress of the upgrade, I've created a table
 | [react-day-picker](https://www.npmjs.com/package/react-day-picker)                 | ✅     | Works with flag for npm. Work to upgrade to v9 in progress. |
 | [input-otp](https://www.npmjs.com/package/input-otp)                               | ✅     |                                                             |
 | [vaul](https://www.npmjs.com/package/vaul)                                         | ✅     |                                                             |
-| [@radix-ui/react-icons](https://www.npmjs.com/package/@radix-ui/react-icons)       | ✅     |                                                             |
+| [@radix-ui/react-icons](https://www.npmjs.com/package/@radix-ui/react-icons)       | 🚧     | See [PR #194](https://github.com/radix-ui/icons/pull/194)   |
 | [cmdk](https://www.npmjs.com/package/cmdk)                                         | ✅     |                                                             |
 
 If you have any questions, please [open an issue](https://github.com/shadcn/ui/issues) on GitHub.