fix(web): fetch hello-world from local (#3062)

packages/workspace/src/blob/local-static-storage.ts

@@ -0,0 +1,26 @@
+import type { BlobStorage } from '@blocksuite/store';
+
+export const createStaticStorage = (): BlobStorage => {
+  return {
+    crud: {
+      get: async (key: string) => {
+        if (key.startsWith('/static/')) {
+          const response = await fetch(key);
+          return response.blob();
+        }
+        return null;
+      },
+      set: async (key: string) => {
+        // ignore
+        return key;
+      },
+      delete: async () => {
+        // ignore
+      },
+      list: async () => {
+        // ignore
+        return [];
+      },
+    },
+  };
+};