feat: prepare deep search production runtime

deep-search-server.mjs

@@ -6,6 +6,7 @@ import {
   createPortalGatewayResearchLlmResolver,
 } from './deep-search-engine.mjs';
 import { createDeepSearchStore } from './deep-search-store.mjs';
+import { searchGithubCode } from './mindsearch-providers.mjs';
 
 function sendJson(res, status, body) {
   const payload = JSON.stringify(body);
@@ -63,19 +64,50 @@ function canAccessTask(task, requestUserId) {
 export function createDeepSearchHttpServer({
   engine,
   secret = process.env.TKMIND_DEEP_SEARCH_SECRET || '',
+  githubToken = process.env.GITHUB_TOKEN || '',
+  githubSearch = searchGithubCode,
   logger = console,
 } = {}) {
   if (!engine) throw new Error('Deep Search engine is required');
   return http.createServer(async (req, res) => {
     const url = new URL(req.url ?? '/', 'http://deep-search.local');
     if (url.pathname === '/health' && req.method === 'GET') {
-      return sendJson(res, 200, engine.getHealth());
+      return sendJson(res, 200, {
+        ...engine.getHealth(),
+        providers: {
+          github: { configured: Boolean(githubToken) },
+        },
+      });
     }
     if (secret && req.headers['x-secret-key'] !== secret) {
       return sendJson(res, 401, { code: 'UNAUTHORIZED', message: 'Invalid service secret' });
     }
     const requestUserId = String(req.headers['x-user-id'] ?? '').trim();
     try {
+      if (url.pathname === '/v1/providers/github/search' && req.method === 'POST') {
+        if (!githubToken) {
+          const error = new Error('GitHub search token is not configured');
+          error.status = 503;
+          throw error;
+        }
+        const input = await readJson(req, { maxBytes: 32_000 });
+        const query = String(input.query ?? '').trim();
+        if (!query || query.length > 500) {
+          const error = new Error('query must be 1-500 characters');
+          error.status = 400;
+          throw error;
+        }
+        const limit = Math.max(1, Math.min(20, Number(input.limit ?? 10) || 10));
+        const results = await githubSearch(query, {
+          limit,
+          token: githubToken,
+        });
+        return sendJson(res, 200, {
+          query,
+          results,
+          service: 'tkmind-deep-search',
+        });
+      }
       if (url.pathname === '/v1/search' && req.method === 'POST') {
         const input = await readJson(req);
         const results = await engine.search(input);