[ty] fix ty playground initialization and vite optimization issues

Author: mtshiba

playground/ty/src/Playground.tsx

@@ -501,7 +501,7 @@ export interface InitializedPlayground {
 
 // Run once during startup. Initializes monaco, loads the wasm file, and restores the previous editor state.
 async function startPlayground(): Promise<InitializedPlayground> {
-  const ty = await import("../ty_wasm");
+  const ty = await import("ty_wasm");
   await ty.default();
   const version = ty.version();
   const monaco = await loader.init();

playground/ty/vite.config.ts

@@ -15,15 +15,15 @@ const PYODIDE_EXCLUDE = [
 // https://vitejs.dev/config/
 export default defineConfig({
   plugins: [react(), tailwindcss(), viteStaticCopyPyodide()],
-  optimizeDeps: { exclude: ["pyodide"] },
+  optimizeDeps: { exclude: ["pyodide", "ty_wasm"] },
 });
 
 export function viteStaticCopyPyodide() {
   const pyodideDir = dirname(fileURLToPath(import.meta.resolve("pyodide")));
   return viteStaticCopy({
     targets: [
       {
-        src: [join(pyodideDir, "*"), ...PYODIDE_EXCLUDE],
+        src: [join(pyodideDir, "*").replace(/\\/g, "/"), ...PYODIDE_EXCLUDE],
         dest: "assets",
       },
     ],