update plasmic package to omit cjs, migrated example from nextjs to vite/wouter

examples/plasmic/vite.config.ts

@@ -0,0 +1,15 @@
+import { devServer } from "bknd/adapter/vite";
+import react from "@vitejs/plugin-react";
+import { defineConfig } from "vite";
+import tsconfigPaths from "vite-tsconfig-paths";
+
+// https://vitejs.dev/config/
+export default defineConfig({
+  plugins: [
+     react(),
+     tsconfigPaths(),
+     devServer({
+        entry: "./src/server.ts"
+     }) as any
+  ]
+});