feat: default locale Russian, geo determines language for other countries

- localization-svc: defaultLocale ru, resolveLocale only by geo
- web-svc: DEFAULT_LOCALE ru, layout lang=ru, embeddedTranslations fallback ru
- countryToLocale: default ru when no country or unknown country

Co-authored-by: Cursor <cursoragent@cursor.com>

services/master-agents-svc/src/lib/tools/search.ts

@@ -0,0 +1,51 @@
+import z from 'zod';
+import type { ToolDef } from './types.js';
+
+const SEARCH_SVC = process.env.SEARCH_SVC_URL?.trim() ?? '';
+const SEARXNG = process.env.SEARXNG_URL?.trim() ?? 'https://searx.tiekoetter.com';
+
+const schema = z.object({
+  queries: z.array(z.string()).max(3).describe('Search queries (keywords, SEO-friendly)'),
+});
+
+async function doSearch(q: string): Promise<{ results: { title: string; url: string; content?: string }[] }> {
+  if (SEARCH_SVC) {
+    const url = `${SEARCH_SVC.replace(/\/$/, '')}/api/v1/search?q=${encodeURIComponent(q)}`;
+    const res = await fetch(url, { signal: AbortSignal.timeout(15000) });
+    if (!res.ok) throw new Error(`Search HTTP ${res.status}`);
+    const data = (await res.json()) as { results?: { title?: string; url?: string; content?: string }[] };
+    return {
+      results: (data.results ?? []).map((r) => ({
+        title: r.title ?? '',
+        url: r.url ?? '',
+        content: r.content ?? '',
+      })),
+    };
+  }
+  const url = `${SEARXNG}/search?format=json&q=${encodeURIComponent(q)}`;
+  const res = await fetch(url, { signal: AbortSignal.timeout(15000) });
+  const data = (await res.json()) as { results?: { title?: string; url?: string; content?: string }[] };
+  return {
+    results: (data.results ?? []).map((r) => ({
+      title: r.title ?? '',
+      url: r.url ?? '',
+      content: r.content ?? '',
+    })),
+  };
+}
+
+export const webSearchTool: ToolDef = {
+  name: 'web_search',
+  description: 'Search the web for information. Use SEO-friendly keywords. Up to 3 queries per call.',
+  schema,
+  execute: async (params, _ctx) => {
+    const { queries } = schema.parse(params);
+    const results = await Promise.all(queries.map(doSearch));
+    const all = results.flatMap((r) => r.results).slice(0, 15);
+    return JSON.stringify(
+      all.map((r) => ({ title: r.title, url: r.url, snippet: (r.content ?? '').slice(0, 200) })),
+      null,
+      2,
+    );
+  },
+};