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/audit-svc/src/index.ts

@@ -0,0 +1,43 @@
+/**
+ * audit-svc — Enterprise audit logs
+ * docs/architecture: 01-perplexity-analogue-design.md §5.12, §2.2.N
+ * API: GET /api/v1/admin/audit-logs?from=&to=&userId=
+ */
+
+import Fastify from 'fastify';
+import cors from '@fastify/cors';
+
+const PORT = parseInt(process.env.PORT ?? '3012', 10);
+
+const app = Fastify({ logger: true });
+
+await app.register(cors, { origin: true });
+
+app.get('/health', async () => ({ status: 'ok' }));
+app.get('/ready', async () => ({ status: 'ready' }));
+app.get('/metrics', async (_req, reply) => {
+  reply.header('Content-Type', 'text/plain; charset=utf-8');
+  return reply.send(
+    '# HELP gooseek_up Service is up (1) or down (0)\n' +
+    '# TYPE gooseek_up gauge\n' +
+    'gooseek_up 1\n'
+  );
+});
+
+app.get<{
+  Querystring: { from?: string; to?: string; userId?: string };
+}>('/api/v1/admin/audit-logs', async (req, reply) => {
+  return reply.send({
+    items: [],
+    _stub: true,
+    message: 'Audit logs require Enterprise. Configure POSTGRES_URL and enable logging.',
+  });
+});
+
+try {
+  await app.listen({ port: PORT, host: '0.0.0.0' });
+  console.log('audit-svc listening on :' + PORT);
+} catch (err) {
+  console.error(err);
+  process.exit(1);
+}