fix datagrid export and path in doc

Author: b-yogesh

chartlets.js/packages/lib/package.json

@@ -44,6 +44,11 @@
       "types": "./dist/plugins/vega/index.d.ts",
       "module": "./dist/vega-plugin.js",
       "require": "./dist/vega-plugin.cjs"
+    },
+    "./datagrid": {
+      "types": "./dist/plugins/mui/DataGrid.d.ts",
+      "module": "./dist/dataGrid.js",
+      "require": "./dist/dataGrid.cjs"
     }
   },
   "scripts": {

chartlets.js/packages/lib/vite.config.ts

@@ -40,6 +40,7 @@ export default defineConfig({
         chartlets: resolve(__dirname, "src/index.ts"),
         "mui-plugin": resolve(__dirname, "src/plugins/mui/index.ts"),
         "vega-plugin": resolve(__dirname, "src/plugins/vega/index.ts"),
+        datagrid: resolve(__dirname, "src/plugins/mui/DataGrid.tsx"),
       },
       //formats: ["es"],
     },

docs/guide/providers.md

@@ -177,7 +177,7 @@ follow these steps:
 Define a plugin function that integrates DataGrid with Chartlets.
 
 ```typescript
-import { DataGrid } from "chartlets/packages/lib/src/plugins/mui/DataGrid";
+import { DataGrid } from "chartlets/DataGrid";
 import type { Plugin } from "chartlets";
 
 export default function your_plugin(): Plugin {