feat(rsc): support UserConfig.rsc: RscPluginOptions

Author: hi-ogawa

packages/plugin-rsc/examples/starter-cf-single/vite.config.ts

@@ -55,4 +55,7 @@ export default defineConfig({
     // https://github.com/cloudflare/workers-sdk/blob/19e2aab1d68594c7289d0aa16474544919fd5b9b/packages/vite-plugin-cloudflare/src/index.ts#L183-L186
     buildApp: async () => {},
   },
+  rsc: {
+    serverHandler: false,
+  },
 })

packages/plugin-rsc/types/index.d.ts

@@ -16,4 +16,11 @@ declare global {
   }
 }
 
+declare module 'vite' {
+  interface UserConfig {
+    /** Options for `@vitejs/plugin-rsc` */
+    rsc?: import('@vitejs/plugin-rsc').RscPluginOptions
+  }
+}
+
 export {}