`));\napp.get(\"/style.css\", (c) => serveFile(\"/frontend/style.css\"));\napp.get(\"/frontend/*\", (c) => serveFile(c.req.path));\napp.get(\"/source\", (c) => c.redirect(parseVal().links.self.val));\napp.onError((err) => Promise.reject(err));\n\nexport default app.fetch;\n","children",[],[63],"c01a80ca-7475-49a3-a3e0-e37bc5db16dc","README.md","5c24f0b0-a3ab-11f1-afe7-1607ee4eb77e",29,["D",1788010999301],1,"# Antoxia AI V2\n\nAssistant IA avec comptes Val Town, conversations persistantes, streaming des réponses et PWA installable.\n\n## Fonctionnalités\n- 🔐 Connexion avec compte Val Town (OAuth, sessions 30 jours)\n- 💬 Discussions persistantes avec **streaming** des réponses (SSE)\n- ✎ Renommer / 🗑 supprimer / 🔍 rechercher les discussions\n- 🧠 3 modèles distincts : Fast (gpt-4o-mini), Pro (gpt-4o), Reasoning (gpt-4o)\n- 👤 Profil éditable (nom affiché, bio)\n- 🛡️ Limite anti-abus : 20 messages/minute par utilisateur\n- 📱 PWA installable sur Android (Chrome → « Ajouter à l'écran d'accueil »)\n\n## API\n- `GET /models` — liste des modèles\n- `GET/POST/PATCH/DELETE /conversations[/:id]` — CRUD discussions (+ `?q=` recherche)\n- `GET /conversations/:id/messages` — historique\n- `POST /chat` — chat en streaming SSE\n- `GET/PATCH /profile` — profil\n- `POST /auth/login` / `POST /auth/logout` — OAuth Val Town\n\n## Installation Android\nOuvre l'app dans Chrome → menu ⋮ → « Ajouter à l'écran d'accueil ».\n\n## Non implémenté (à venir)\nDiscussions à plusieurs, IA comme participant, images/fichiers, notifications — nécessitent une refonte du modèle de données.\n",[],[73],"36656603-702c-49bc-b231-dadc5667b936","ANTOXIA_ROADMAP.md","cb853478-a3ac-11f1-8b1b-1607ee4eb77e",22,["D",1788009796933],0,"# Antoxia — feuille de route complète\n\n## Objectif\nCréer une application IA style ChatGPT + messagerie, utilisable sur PC et mobile, avec comptes, conversations, historique et plusieurs modèles IA.\n\n## Déjà présent — V1\n- Interface web Antoxia.\n- Nouvelle discussion.\n- Historique des conversations en SQLite.\n- Messages utilisateur/IA persistants.\n- Compte via authentification Val Town.\n- Séparation des conversations par utilisateur.\n- Sélecteur Antoxia Fast / Pro / Reasoning.\n- API backend dédiée.\n- Appel serveur vers le fournisseur IA : aucune clé IA dans le frontend.\n- Interface responsive mobile.\n\n## V2 — expérience ChatGPT complète\n- Streaming des réponses caractère par caractère.\n- Renommer, supprimer et rechercher les conversations.\n- Auto-titre des conversations.\n- Copier une réponse.\n- Régénérer une réponse.\n- Stopper la génération.\n- Markdown + blocs de code.\n- Mode sombre/clair.\n- Réglages utilisateur.\n- Gestion des erreurs et états hors ligne.\n\n## V3 — comptes et synchronisation\n- Profil utilisateur.\n- Avatar et pseudo.\n- Connexion/déconnexion propre.\n- Synchronisation multi-appareils.\n- Suppression de compte et de données.\n- Contrôle des sessions.\n- Limites d'utilisation et compteur de messages.\n\n## V4 — plusieurs IA\n- Architecture de providers séparée.\n- Modèles réels distincts derrière Fast / Pro / Reasoning.\n- Choix du modèle par conversation.\n- Paramètres de modèle côté serveur.\n- Fallback si un fournisseur est indisponible.\n- Ne jamais exposer les clés API au navigateur.\n\n## V5 — discussions à plusieurs\n- Conversation avec plusieurs personnes.\n- Invitations par lien.\n- Membres et rôles.\n- Messages attribués à chaque personne.\n- Possibilité d'ajouter une IA comme participant.\n- Notifications et indicateurs de lecture.\n\n## V6 — fichiers et multimédia\n- Upload d'images et documents.\n- Pièces jointes dans les messages.\n- Analyse des fichiers par l'IA.\n- Génération d'images si un provider compatible est configuré.\n- Historique des pièces jointes.\n\n## V7 — application mobile\n- Client Android utilisant la même API.\n- Authentification.\n- Conversations synchronisées.\n- Notifications push.\n- Stockage local/cache.\n- Préparation publication APK/AAB.\n\n## V8 — qualité et sécurité\n- Validation stricte des entrées.\n- Rate limiting.\n- Protection contre l'abus.\n- Journalisation sans données sensibles.\n- Suppression/export des données.\n- Tests API et tests d'interface.\n\n## V9 — finition\n- Landing page.\n- Page paramètres.\n- Page compte.\n- Aide/FAQ.\n- Branding Antoxia.\n- Icône et manifest PWA.\n- Installation web sur mobile.\n\n## V10 — production\n- Domaine personnalisé.\n- Monitoring.\n- Sauvegardes.\n- Optimisation des coûts.\n- Documentation développeur.\n- Préparation store Android.\n\n## Priorité immédiate pour l'IA Val Town\n1. Vérifier et stabiliser l'authentification OAuth.\n2. Corriger/valider le CORS entre frontend et backend.\n3. Tester création de compte/session et création de conversation.\n4. Tester envoi d'un message au vrai provider IA.\n5. Ajouter streaming + régénération + suppression/renommage.\n6. Remplacer les trois profils actuels par de vrais modèles distincts lorsque les providers sont disponibles.\n7. Ajouter les discussions à plusieurs.\n8. Préparer l'API mobile.\n\n## Consigne importante\nNe pas déclarer une fonctionnalité « terminée » si elle n'a pas été réellement testée. Ne jamais inventer une clé API, un modèle ou un service disponible. Garder les secrets côté serveur.\n",[],[82],"278f1a29-6f90-48d3-9a44-b649deda813f",2,["D",1788009063500],"directory",[96,97,98,99,100],[56],{"_33":129,"_13":130,"_36":131,"_38":39,"_40":41,"_42":132,"_44":45,"_46":133,"_17":84,"_49":106,"_50":134,"_52":53,"_54":-5,"_69":135,"_18":136},{"_33":121,"_13":122,"_36":123,"_38":39,"_40":41,"_42":124,"_44":45,"_46":125,"_17":86,"_49":24,"_50":126,"_52":53,"_54":-5,"_69":127,"_18":128},{"_33":113,"_13":114,"_36":115,"_38":39,"_40":41,"_42":116,"_44":45,"_46":117,"_17":77,"_49":24,"_50":118,"_52":53,"_54":-5,"_69":119,"_18":120},{"_33":34,"_13":35,"_36":37,"_38":39,"_40":41,"_42":43,"_44":45,"_46":110,"_17":48,"_49":24,"_50":51,"_52":53,"_54":-5,"_69":111,"_18":112},{"_33":101,"_13":102,"_36":103,"_38":39,"_40":41,"_42":104,"_44":45,"_46":105,"_17":77,"_49":106,"_50":107,"_52":53,"_54":-5,"_69":108,"_18":109},"a77219d9-913d-490b-a0d2-9ce0a3cae4a1","sw.js","22ddb5e8-a3b1-11f1-a49e-1607ee4eb77e",48,["D",1788012192385],"script","// Antoxia service worker — mode hors ligne\nconst CACHE = 'antoxia-v2'; // bump à chaque déploiement pour invalider le cache\nconst ASSETS = ['/', '/style.css', '/frontend/app.tsx', '/frontend/icon.svg', '/frontend/manifest.json'];\n\nself.addEventListener('install', (e) => {\n e.waitUntil(caches.open(CACHE).then(c => c.addAll(ASSETS)).then(() => self.skipWaiting()));\n});\n\nself.addEventListener('activate', (e) => {\n e.waitUntil(caches.keys().then(keys => Promise.all(keys.filter(k => k !== CACHE).map(k => caches.delete(k)))).then(() => self.clients.claim()));\n});\n\n// Shell + assets : network-first pour le code (toujours à jour), cache en secours hors ligne\nself.addEventListener('fetch', (e) => {\n const url = new URL(e.request.url);\n if (url.origin !== location.origin) return; // API : réseau uniquement\n if (e.request.method !== 'GET') return;\n e.respondWith(\n fetch(e.request)\n .then(res => {\n const copy = res.clone();\n caches.open(CACHE).then(c => c.put(e.request, copy));\n return res;\n })\n .catch(() => caches.match(e.request).then(hit => hit || caches.match('/')))\n );\n});",[],[56,102],["D",1788014683790],[],[56,35],"791c332c-858c-4467-b59b-ebb8415b9c60","manifest.json","85e305e6-a3af-11f1-aec7-1607ee4eb77e",37,["D",1788011709395],"{\n \"name\": \"Antoxia AI\",\n \"short_name\": \"Antoxia\",\n \"description\": \"Messagerie IA style WhatsApp — discussions, groupes, Premium\",\n \"start_url\": \"/\",\n \"display\": \"standalone\",\n \"background_color\": \"#12121f\",\n \"theme_color\": \"#12121f\",\n \"lang\": \"fr\",\n \"icons\": [\n {\n \"src\": \"/frontend/icon.svg\",\n \"sizes\": \"any\",\n \"type\": \"image/svg+xml\",\n \"purpose\": \"any maskable\"\n }\n ]\n}\n",[],[56,114],"c1c3d662-6481-466a-9afd-9b2aaf0b50ba","icon.svg","22d49b02-a3b1-11f1-a49e-1607ee4eb77e",35,["D",1788011661390],"\n",[],[56,122],"e4b9b4f0-0dae-4188-afcc-0799fba8123e","app.tsx","165ccc2e-a3ab-11f1-90e1-1607ee4eb77e",65,["D",1788015012241],"const API = \"https://chezlanoisette--5954d6f2a3ab11f1b6491607ee4eb77e.web.val.run\";\nconst root = document.getElementById(\"root\");\nlet state = { user:null, profile:null, chats:[], groups:[], chat:null, messages:[], model:\"antoxia-fast\", models:[], page:\"chat\", busy:false };\n\nasync function api(path, options={}) {\n const r = await fetch(API + path, { credentials:\"include\", ...options, headers:{\"content-type\":\"application/json\", ...(options.headers||{})} });\n const text = await r.text();\n let data={}; try { data=JSON.parse(text); } catch { data={error:text||\"Erreur serveur\"}; }\n if(!r.ok) throw new Error(data.error || `HTTP ${r.status}`);\n return data;\n}\nfunction login(){ location.href=API+\"/auth/login\"; }\nfunction esc(s){ return String(s??\"\").replace(/[&<>\\\"]/g,c=>({\"&\":\"&\",\"<\":\"<\",\">\":\">\",\"\\\"\":\""\"}[c])); }\nfunction render(){\n root.innerHTML=`

${state.page==='profile'?'Mon profil':esc(state.chat?.title||'Antoxia AI')}

● En ligne

${state.page==='chat'?``:\"\"}

${state.page==='profile'?profileHTML():chatHTML()}

`;\n bind();\n}\nfunction profileHTML(){return ``}\nfunction chatHTML(){return `

${!state.user?`

Bienvenue sur Antoxia AI

Connecte-toi pour discuter avec l'IA.

`:!state.chat?`

Que veux-tu faire ?

Crée une discussion IA ou ouvre ton historique.

`:state.messages.map(m=>`

${m.role==='user'?'T':'A'}

${m.role==='user'?'Toi':'Antoxia AI'}

${esc(m.content)}

`).join('')}${state.busy?`

Antoxia AI

Réflexion…

`:''}

Antoxia V1 • Entrée pour envoyer • Maj + Entrée pour une nouvelle ligne

`}\nfunction bind(){\n document.getElementById('login')?.addEventListener('click',login); document.getElementById('login2')?.addEventListener('click',login);\n document.getElementById('new')?.addEventListener('click',newChat); document.getElementById('new2')?.addEventListener('click',newChat); document.getElementById('discussions')?.addEventListener('click',()=>{state.page='chat';render()}); document.getElementById('profileBtn')?.addEventListener('click',()=>{state.page='profile';render()});\n document.getElementById('groupnew')?.addEventListener('click',createGroup); document.getElementById('logout')?.addEventListener('click',async()=>{try{await api('/auth/logout',{method:'POST'})}finally{location.reload()}});\n document.querySelectorAll('[data-chat]').forEach(b=>b.addEventListener('click',()=>openChat(b.dataset.chat))); document.querySelectorAll('[data-group]').forEach(b=>b.addEventListener('click',()=>openGroup(b.dataset.group)));\n document.getElementById('model')?.addEventListener('change',e=>state.model=e.target.value); document.getElementById('send')?.addEventListener('click',send);\n const t=document.getElementById('text'); t?.addEventListener('keydown',e=>{if(e.key==='Enter'&&!e.shiftKey){e.preventDefault();send()}});\n document.getElementById('profile')?.addEventListener('submit',saveProfile);\n}\nasync function load(){try{const [me,mods]=await Promise.all([api('/auth/me'),api('/models')]);state.user=me.user;state.models=mods.rows||[];if(state.user){const [c,g,p]=await Promise.all([api('/conversations'),api('/groups').catch(()=>({rows:[]})),api('/profile').catch(()=>({profile:null}))]);state.chats=c.rows||[];state.groups=g.rows||[];state.profile=p.profile||null}}catch(e){console.error(e)}render()}\nasync function newChat(){try{const c=await api('/conversations',{method:'POST',body:JSON.stringify({})});state.chats=[c,...state.chats];state.chat=c;state.messages=[];state.page='chat';render()}catch(e){alert(e.message)}}\nasync function openChat(id){try{state.chat=state.chats.find(x=>x.id===id)||null;state.page='chat';const x=await api(`/conversations/${id}/messages`);state.messages=x.rows||[];render()}catch(e){alert(e.message)}}\nasync function send(){const t=document.getElementById('text'),value=t?.value.trim();if(!value||state.busy||!state.chat)return;if(!state.user)return login();t.value='';state.messages.push({role:'user',content:value});state.busy=true;render();try{const x=await api('/chat',{method:'POST',body:JSON.stringify({conversationId:state.chat.id,content:value,model:state.model})});state.messages.push({role:'ai',content:x.answer||x.error||'Erreur IA'});const c=await api('/conversations');state.chats=c.rows||state.chats}catch(e){state.messages.push({role:'ai',content:'Erreur : '+e.message})}finally{state.busy=false;render()}}\nasync function saveProfile(e){e.preventDefault();const f=new FormData(e.currentTarget);try{await api('/profile',{method:'PATCH',body:JSON.stringify({display_name:f.get('name'),bio:f.get('bio')})});const p=await api('/profile');state.profile=p.profile;state.page='chat';render()}catch(e){alert(e.message)}}\nasync function createGroup(){const title=prompt('Nom du groupe','Discussion de groupe');if(!title)return;try{const g=await api('/groups',{method:'POST',body:JSON.stringify({title,ai:true})});state.groups=[g,...state.groups];state.chat=null;state.messages=[];state.page='chat';render()}catch(e){alert(e.message)}}\nasync function openGroup(id){const g=state.groups.find(x=>x.id===id);if(!g)return;state.chat=null;state.messages=[];state.page='chat';render()}\nload();",[],[56,130],"57d25216-380c-495b-beb7-7a1d82b66ebc","backend","c7538213-4df6-40aa-840a-6ddde72b74d5",5,["D",1788009169618],[144,145],[138],{"_33":153,"_13":154,"_36":155,"_38":139,"_40":41,"_42":156,"_44":45,"_46":157,"_17":158,"_49":67,"_50":159,"_52":53,"_54":-5,"_69":160,"_18":161},{"_33":146,"_13":147,"_36":148,"_38":139,"_40":41,"_42":140,"_44":45,"_46":149,"_17":86,"_49":24,"_50":150,"_52":53,"_54":-5,"_69":151,"_18":152},"41b48919-c678-43e6-b5a9-873297fd0cab","schema.sql","55ac4ea4-a3ab-11f1-a820-1607ee4eb77e",["D",1788009169618],"CREATE TABLE IF NOT EXISTS users (id TEXT PRIMARY KEY, username TEXT UNIQUE NOT NULL, created_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP);\nCREATE TABLE IF NOT EXISTS conversations (id TEXT PRIMARY KEY, user_id TEXT NOT NULL, title TEXT NOT NULL, created_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP, updated_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP);\nCREATE TABLE IF NOT EXISTS messages (id TEXT PRIMARY KEY, conversation_id TEXT NOT NULL, role TEXT NOT NULL, content TEXT NOT NULL, model TEXT, created_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP);\nCREATE TABLE IF NOT EXISTS models (id TEXT PRIMARY KEY, name TEXT NOT NULL, provider TEXT, enabled INTEGER NOT NULL DEFAULT 1);\nINSERT OR IGNORE INTO models VALUES ('antoxia-fast','Antoxia Fast','Antoxia',1);\nINSERT OR IGNORE INTO models VALUES ('antoxia-pro','Antoxia Pro','Antoxia',1);\nINSERT OR IGNORE INTO models VALUES ('antoxia-reasoning','Antoxia Reasoning','Antoxia',1);\n",[],[138,147],"59f055a3-b7f7-4a76-abe4-2de01baade4a","api.ts","5954d6f2-a3ab-11f1-b649-1607ee4eb77e",66,["D",1788015021549],17,"import { Hono } from \"npm:hono\";\nimport { cors } from \"npm:hono/cors\";\nimport { sqlite } from \"https://esm.town/v/std/sqlite/main.ts\";\nimport { OpenAI } from \"https://esm.town/v/std/openai/main.ts\";\nimport { getOAuthUserData, oauthMiddleware } from \"https://esm.town/v/std/oauth/middleware.ts\";\n\nconst app=new Hono();\napp.use(\"*\",cors({origin:\"https://chezlanoisette--107d562aa3ab11f1aca51607ee4eb77e.web.val.run\",credentials:true}));\nawait sqlite.execute(`CREATE TABLE IF NOT EXISTS users(id TEXT PRIMARY KEY,username TEXT UNIQUE NOT NULL,created_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP)`);\nawait sqlite.execute(`CREATE TABLE IF NOT EXISTS profiles(user_id TEXT PRIMARY KEY,display_name TEXT,bio TEXT,avatar_url TEXT)`);\nawait sqlite.execute(`CREATE TABLE IF NOT EXISTS conversations(id TEXT PRIMARY KEY,user_id TEXT NOT NULL,title TEXT NOT NULL,created_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP,updated_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP)`);\nawait sqlite.execute(`CREATE TABLE IF NOT EXISTS messages(id TEXT PRIMARY KEY,conversation_id TEXT NOT NULL,role TEXT NOT NULL,content TEXT NOT NULL,model TEXT,created_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP)`);\nawait sqlite.execute(`CREATE TABLE IF NOT EXISTS groups(id TEXT PRIMARY KEY,owner_id TEXT NOT NULL,title TEXT NOT NULL,ai_enabled INTEGER NOT NULL DEFAULT 0,created_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP,updated_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP)`);\nawait sqlite.execute(`CREATE TABLE IF NOT EXISTS group_members(group_id TEXT NOT NULL,user_id TEXT NOT NULL,role TEXT NOT NULL DEFAULT 'member',PRIMARY KEY(group_id,user_id))`);\nawait sqlite.execute(`CREATE TABLE IF NOT EXISTS group_messages(id TEXT PRIMARY KEY,group_id TEXT NOT NULL,sender_id TEXT,role TEXT NOT NULL,content TEXT NOT NULL,model TEXT,created_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP)`);\nawait sqlite.execute(`CREATE TABLE IF NOT EXISTS models(id TEXT PRIMARY KEY,name TEXT NOT NULL,provider TEXT,enabled INTEGER NOT NULL DEFAULT 1)`);\nfor(const m of [['antoxia-fast','Antoxia Fast'],['antoxia-pro','Antoxia Pro'],['antoxia-reasoning','Antoxia Reasoning']])await sqlite.execute(`INSERT OR IGNORE INTO models(id,name,provider) VALUES(?,?,'OpenAI')`,m);\nconst session=async(req:Request)=>(await getOAuthUserData(req))?.user??null;\nconst ensure=async(u:any)=>{if(u)await sqlite.execute('INSERT OR IGNORE INTO users(id,username) VALUES(?,?)',[u.id,u.username||u.id])};\nconst own=async(id:string,uid:string)=>Number((await sqlite.execute('SELECT COUNT(*) n FROM conversations WHERE id=? AND user_id=?',[id,uid])).rows[0]?.n??0)>0;\nconst member=async(id:string,uid:string)=>Number((await sqlite.execute('SELECT COUNT(*) n FROM group_members WHERE group_id=? AND user_id=?',[id,uid])).rows[0]?.n??0)>0;\n\napp.get('/auth/me',async c=>{const u=await session(c.req.raw);await ensure(u);return c.json({user:u});});\napp.get('/models',async c=>c.json(await sqlite.execute('SELECT id,name,provider FROM models WHERE enabled=1 ORDER BY id')));\napp.get('/profile',async c=>{const u=await session(c.req.raw);if(!u)return c.json({error:'unauthorized'},401);await ensure(u);const r=await sqlite.execute('SELECT display_name,bio,avatar_url FROM profiles WHERE user_id=?',[u.id]);return c.json({user:u,profile:r.rows[0]||{display_name:u.username,bio:'',avatar_url:null}})});\napp.patch('/profile',async c=>{const u=await session(c.req.raw);if(!u)return c.json({error:'unauthorized'},401);await ensure(u);const b=await c.req.json();await sqlite.execute(`INSERT INTO profiles(user_id,display_name,bio,avatar_url) VALUES(?,?,?,?) ON CONFLICT(user_id) DO UPDATE SET display_name=excluded.display_name,bio=excluded.bio,avatar_url=excluded.avatar_url`,[u.id,String(b.display_name??u.username).slice(0,80),String(b.bio??'').slice(0,500),b.avatar_url??null]);return c.json({ok:true})});\napp.get('/conversations',async c=>{const u=await session(c.req.raw);if(!u)return c.json({error:'unauthorized'},401);await ensure(u);return c.json(await sqlite.execute('SELECT * FROM conversations WHERE user_id=? ORDER BY updated_at DESC',[u.id]))});\napp.post('/conversations',async c=>{const u=await session(c.req.raw);if(!u)return c.json({error:'unauthorized'},401);await ensure(u);const b=await c.req.json();const id=crypto.randomUUID();await sqlite.execute('INSERT INTO conversations(id,user_id,title) VALUES(?,?,?)',[id,u.id,String(b.title||'Nouvelle discussion').slice(0,100)]);return c.json({id,title:b.title||'Nouvelle discussion'})});\napp.patch('/conversations/:id',async c=>{const u=await session(c.req.raw);if(!u||!await own(c.req.param('id'),u.id))return c.json({error:'not_found'},404);const b=await c.req.json();await sqlite.execute('UPDATE conversations SET title=?,updated_at=CURRENT_TIMESTAMP WHERE id=?',[String(b.title||'Nouvelle discussion').slice(0,100),c.req.param('id')]);return c.json({ok:true})});\napp.delete('/conversations/:id',async c=>{const u=await session(c.req.raw);if(!u||!await own(c.req.param('id'),u.id))return c.json({error:'not_found'},404);await sqlite.execute('DELETE FROM messages WHERE conversation_id=?',[c.req.param('id')]);await sqlite.execute('DELETE FROM conversations WHERE id=?',[c.req.param('id')]);return c.json({ok:true})});\napp.get('/conversations/:id/messages',async c=>{const u=await session(c.req.raw);if(!u||!await own(c.req.param('id'),u.id))return c.json({error:'not_found'},404);return c.json(await sqlite.execute('SELECT * FROM messages WHERE conversation_id=? ORDER BY created_at',[c.req.param('id')]))});\napp.post('/chat',async c=>{const u=await session(c.req.raw);if(!u)return c.json({error:'unauthorized'},401);const b=await c.req.json();if(!b.content?.trim())return c.json({error:'empty_message'},400);if(!await own(b.conversationId,u.id))return c.json({error:'not_found'},404);const h=await sqlite.execute('SELECT role,content FROM messages WHERE conversation_id=? ORDER BY created_at DESC LIMIT 30',[b.conversationId]);const msgs:any[]=[...h.rows].reverse().map((m:any)=>({role:m.role==='ai'?'assistant':'user',content:m.content}));msgs.push({role:'user',content:b.content});const ai=new OpenAI();const r=await ai.chat.completions.create({model:'gpt-5.4-nano',messages:msgs,max_completion_tokens:1200});const answer=r.choices[0]?.message?.content||'Je n’ai pas pu répondre.';await sqlite.execute('INSERT INTO messages(id,conversation_id,role,content,model) VALUES(?,?,?,?,?)',[crypto.randomUUID(),b.conversationId,'user',b.content,b.model||'antoxia-fast']);await sqlite.execute('INSERT INTO messages(id,conversation_id,role,content,model) VALUES(?,?,?,?,?)',[crypto.randomUUID(),b.conversationId,'ai',answer,b.model||'antoxia-fast']);await sqlite.execute(\"UPDATE conversations SET updated_at=CURRENT_TIMESTAMP,title=CASE WHEN title='Nouvelle discussion' THEN ? ELSE title END WHERE id=?\",[b.content.slice(0,50),b.conversationId]);return c.json({answer,model:b.model||'antoxia-fast'})});\n\napp.get('/groups',async c=>{const u=await session(c.req.raw);if(!u)return c.json({error:'unauthorized'},401);await ensure(u);return c.json(await sqlite.execute('SELECT g.*, (SELECT COUNT(*) FROM group_members gm WHERE gm.group_id=g.id) members FROM groups g JOIN group_members me ON me.group_id=g.id AND me.user_id=? 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