feat(suggest): enrichissement web gratuit (Bing+Google) et titres Odysee Lighthouse

server/index.mjs

@@ -17,6 +17,7 @@ import axios from 'axios';
 import rumbleRouter from './rumble.mjs';
 import { providerRegistry, validateProviders } from './providers/registry.mjs';
 import { dedupeSuggestGroups } from './suggest.mjs';
+import { fetchWebSuggest, fetchOdyseeLighthouseSuggest } from './suggest-web.mjs';
 import { pickTrack, parseTrackText, parseVtt, dedupeTranscriptLines, orderedTracks, translatedFallbacks, firstPerLanguage, normalizeTranscriptProvider, transcriptTrackExt, looksLikeHtmlError } from './transcript.mjs';
 import {
   getUserByUsername,
@@ -2596,6 +2597,13 @@ app.get('/api/search/suggest', suggestLimiter, async (req, res) => {
     const cacheKey = `suggest:${validProviders.join(',')}:${q.toLowerCase()}:${limit}`;
     const cached = suggestCacheGet(cacheKey);
     if (cached) return res.json(cached);
+    // Enrichissement gratuit (sans clé) lancé en parallèle du fan-out
+    // providers : suggestions web génériques (Bing + Google) + vrais titres
+    // vidéo Odysee (Lighthouse) quand `od` est demandé. Jamais bloquant.
+    const webEnabled = String(process.env.SUGGEST_WEB_ENABLED ?? '1') !== '0';
+    const wantOdysee = validProviders.includes('od');
+    const webPromise = webEnabled ? fetchWebSuggest(q, { limit }) : Promise.resolve([]);
+    const lighthousePromise = wantOdysee ? fetchOdyseeLighthouseSuggest(q, { limit }) : Promise.resolve([]);
     const results = await Promise.allSettled(
       validProviders.map((providerId) => {
         const mod = providerRegistry[providerId];
@@ -2603,6 +2611,7 @@ app.get('/api/search/suggest', suggestLimiter, async (req, res) => {
         return Promise.resolve().then(() => mod.suggest(q, { limit }));
       })
     );
+    const [webRes, lightRes] = await Promise.allSettled([webPromise, lighthousePromise]);
     const groups = {};
     results.forEach((result, index) => {
       const providerId = validProviders[index];
@@ -2615,8 +2624,14 @@ app.get('/api/search/suggest', suggestLimiter, async (req, res) => {
         groups[providerId] = [];
       }
     });
-    // La même occurrence n'est renvoyée qu'une fois (premier provider gagne).
-    const data = { q, groups: dedupeSuggestGroups(groups, validProviders) };
+    if (wantOdysee && lightRes.status === 'fulfilled' && Array.isArray(lightRes.value) && lightRes.value.length > 0) {
+      groups.od = [...(groups.od || []), ...lightRes.value].slice(0, limit);
+    }
+    if (webEnabled && webRes.status === 'fulfilled' && Array.isArray(webRes.value) && webRes.value.length > 0) {
+      groups.web = webRes.value.slice(0, limit);
+    }
+    // La même occurrence n'est renvoyée qu'une fois (providers d'abord, web en dernier).
+    const data = { q, groups: dedupeSuggestGroups(groups, [...validProviders, 'web']) };
     suggestCacheSet(cacheKey, data);
     return res.json(data);
   } catch (e) {