fix(memory): resolve rerank provider node cache import

src/app/api/memory/rerank-providers/route.ts

@@ -40,7 +40,7 @@ export async function GET(request: NextRequest) {
     // Local rerank-capable provider_nodes appended after curated entries.
     const extra = [];
     try {
-      const { getCachedProviderNodes } = await import("@/lib/localDb");
+      const { getCachedProviderNodes } = await import("@/lib/db/readCache");
       const nodes = await getCachedProviderNodes();
       for (const n of Array.isArray(nodes) ? nodes : []) {
         const apiType = (n as { apiType?: string }).apiType || "";

tests/unit/rerank-providers-route.test.ts

@@ -0,0 +1,42 @@
+import assert from "node:assert/strict";
+import fs from "node:fs";
+import os from "node:os";
+import path from "node:path";
+import test from "node:test";
+import { NextRequest } from "next/server";
+
+const TEST_DATA_DIR = fs.mkdtempSync(path.join(os.tmpdir(), "omniroute-rerank-providers-route-"));
+process.env.DATA_DIR = TEST_DATA_DIR;
+
+const core = await import("../../src/lib/db/core.ts");
+const { createProviderNode } = await import("../../src/lib/db/providers/nodes.ts");
+const rerankProvidersRoute = await import("../../src/app/api/memory/rerank-providers/route.ts");
+
+test.after(() => {
+  core.resetDbInstance();
+  fs.rmSync(TEST_DATA_DIR, { recursive: true, force: true, maxRetries: 5, retryDelay: 100 });
+});
+
+test("GET /api/memory/rerank-providers includes rerank-capable local provider nodes", async () => {
+  await createProviderNode({
+    id: "rerank-route-test-node",
+    type: "openai-compatible",
+    name: "Local reranker",
+    prefix: "local-reranker",
+    apiType: "rerank",
+    baseUrl: "http://127.0.0.1:8099/v1",
+  });
+
+  const response = await rerankProvidersRoute.GET(
+    new NextRequest("http://localhost/api/memory/rerank-providers")
+  );
+  const body = await response.json();
+
+  assert.equal(response.status, 200);
+  assert.deepEqual(
+    body.providers.find(
+      (provider: { provider?: string }) => provider.provider === "local-reranker"
+    ),
+    { provider: "local-reranker", hasKey: true, models: [] }
+  );
+});