support WTR with import raw plugin

.npmrc

@@ -0,0 +1 @@
+legacy-peer-deps=true

web-test-runner.config.js

@@ -1,10 +1,10 @@
 import { defaultReporter } from '@web/test-runner';
 import fs from 'fs/promises';
-import { greenwoodPluginImportCss } from '@greenwood/plugin-import-css/src/index.js';
+import { greenwoodPluginImportRaw } from '@greenwood/plugin-import-raw';
 import { junitReporter } from '@web/test-runner-junit-reporter';
 
 // create a direct instance of ImportCssResource
-const importCssResource = greenwoodPluginImportCss()[0].provider({});
+const importRawResource = greenwoodPluginImportRaw()[0].provider({});
 
 export default {
   files: './src/**/*.spec.js',
@@ -20,16 +20,16 @@ export default {
     reportDir: './reports'
   },
   plugins: [{
-    name: 'import-css',
+    name: 'import-raw-css',
     async transform(context) {
       const url = new URL(`.${context.request.url}`, import.meta.url);
-      const request = new Request(url, { headers: new Headers(context.headers) });
-      const shouldIntercept = await importCssResource.shouldIntercept(url, request);
+      const request = new Request(url, { headers: { 'Sec-Fetch-Dest': 'empty' } });
+      const shouldIntercept = await importRawResource.shouldIntercept(url, request);
 
       if (shouldIntercept) {
         const contents = await fs.readFile(url);
         const initResponse = new Response(contents, { headers: new Headers(context.headers) });
-        const response = await importCssResource.intercept(url, request, initResponse.clone());
+        const response = await importRawResource.intercept(url, request, initResponse.clone());
 
         return {
           body: await response.text(),