Refactor imports and add error handling

- Add missing import for `syscall` in `embeddings.test.ts`
- Update error handling message formatting in `embeddings.ts`
- Export `syscall` from `mocks/syscalls.ts` for consistency

src/embeddings.test.ts

@@ -1,9 +1,9 @@
 import { assertEquals } from "https://deno.land/std@0.224.0/assert/mod.ts";
 import "./mocks/syscalls.ts";
+import { syscall } from "./mocks/syscalls.ts";
 import { aiSettings, initializeOpenAI } from "./init.ts";
 import {
   canIndexPage,
-  indexEmbeddings,
   shouldIndexEmbeddings,
   shouldIndexSummaries,
 } from "./embeddings.ts";

src/embeddings.ts

@@ -655,8 +655,8 @@ export async function updateSearchPage() {
       queryEmbedding = await generateEmbeddingsOnServer(phrase);
     } catch (error) {
       console.error("Error generating query vector embeddings", error);
-      loadingText +=
-        "\n\n> **error** ⚠️ Failed to generate query vector embeddings.\n";
+      // deno-fmt-ignore
+      loadingText += "\n\n> **error** ⚠️ Failed to generate query vector embeddings.\n";
       loadingText += `> ${error}\n\n`;
       await editor.setText(loadingText);
       return;

src/mocks/syscalls.ts

@@ -1,5 +1,6 @@
 import { parse as parseYAML } from "https://deno.land/std@0.216.0/yaml/mod.ts";
 import { parseMarkdown } from "$common/markdown_parser/parser.ts";
+import { syscall } from "@silverbulletmd/silverbullet/syscalls";
 
 let editorText = "Mock data";
 (globalThis as any).editorText;
@@ -71,3 +72,5 @@ function invokeFunctionMock(args: readonly any[]) {
       throw Error(`Missing invokeFunction mock for ${args[0]}`);
   }
 }
+
+export { syscall };