feat: update report to use multiple models

apps/eval/lib/ollama.mjs

@@ -1,20 +1,21 @@
 const DEFAULT_URL = "http://localhost:11434";
 
 export class Ollama {
-  constructor({ url = DEFAULT_URL } = {}) {
+  constructor({ url = DEFAULT_URL, timeoutMs = 600000 } = {}) {
     this.url = url.replace(/\/$/, "");
+    this.timeoutMs = timeoutMs;
   }
 
-  async ping() {
+  async ping({ timeoutMs = 30000 } = {}) {
     if (process.env.OLLAMA_SKIP_PING === "1") return { ok: true, model: process.env.OLLAMA_MODEL };
-    const res = await fetch(`${this.url}/api/tags`);
+    const res = await fetch(`${this.url}/api/tags`, { signal: AbortSignal.timeout(timeoutMs) });
     if (!res.ok) throw new Error(`Ollama not reachable (HTTP ${res.status}) at ${this.url}`);
     const data = await res.json();
     const models = (data.models ?? []).map((m) => m.name);
     return { ok: true, models };
   }
 
-  async chat({ model, messages, tools, temperature = 0, numCtx = 8192 }) {
+  async chat({ model, messages, tools, temperature = 0, numCtx = 8192, timeoutMs }) {
     const body = {
       model,
       messages,
@@ -28,6 +29,7 @@ export class Ollama {
       method: "POST",
       headers: { "Content-Type": "application/json" },
       body: JSON.stringify(body),
+      signal: AbortSignal.timeout(timeoutMs ?? this.timeoutMs),
     });
     if (!res.ok) {
       const t = await res.text();