FIX: serve app.js directly (no concat with broken app_part2.js), remove app_part2.js

index.ts

@@ -1,358 +1,7 @@
-/**
- * Gemma Avatar + Product RAG — realtime voice/text chat with product knowledge base.
- * Built from gemma-multi-avatar + V.AISTUDIO product catalogue.
- */
-import { readFile, readdir, writeFile, mkdir } from "fs/promises";
-import { join } from "path";
-
-const htmlPath = join(process.cwd(), "index.html");
-let _htmlCache: string | null = null;
-async function getHTML(): Promise<string> {
-  if (!_htmlCache) _htmlCache = await readFile(htmlPath, "utf-8");
-  return _htmlCache;
-}
-
-const LOAD_BALANCER_URL = (Bun.env.LOAD_BALANCER_URL ?? "").trim().replace(/\/$/, "");
-const SESSION_PROXY_URL = (Bun.env.SESSION_PROXY_URL ?? "https://smolagents-hf-realtime-voice.hf.space/api").trim().replace(/\/$/, "");
-const UPSTREAM = LOAD_BALANCER_URL || SESSION_PROXY_URL;
-const PORT = Number(Bun.env.PORT ?? 7860);
-const HF_TOKEN = Bun.env.HF_TOKEN || "";
-const RAG_MODEL = Bun.env.RAG_MODEL || "BAAI/bge-small-en-v1.5";
-const PRODUCTS_PATH = join(process.cwd(), "products_rag.json");
-const TOP_K = 5;
-
-function sanitizeSetCookie(sc: string) {
-  return sc.split(";").map((p) => p.trim()).filter((p) => !/^domain=/i.test(p)).join("; ");
-}
-
-async function proxy(path: string, req: Request, init: RequestInit = {}) {
-  const headers = new Headers(init.headers);
-  headers.set("Content-Type", "application/json");
-  const cookie = req.headers.get("cookie");
-  if (cookie) headers.set("Cookie", cookie);
-  const resp = await fetch(`${UPSTREAM}${path}`, { ...init, headers });
-  if (!resp.ok) {
-    const ct = resp.headers.get("content-type") || "";
-    if (ct.includes("text/html")) {
-      if (resp.status === 429) return Response.json({ error: "Dịch vụ giọng nói đang quá tải, thử lại sau", state: "rate_limited" }, { status: 429 });
-      return Response.json({ error: "Speech service error", state: "unavailable" }, { status: resp.status });
-    }
-  }
-  const body = await resp.text();
-  const out = new Response(body, { status: resp.status, headers: { "Content-Type": "application/json" } });
-  const setCookies = resp.headers.getSetCookie?.() ?? (resp.headers.get("set-cookie") ? [resp.headers.get("set-cookie")] : []);
-  for (const sc of setCookies) out.headers.append("Set-Cookie", sanitizeSetCookie(sc));
-  return out;
-}
-
-function staticFile(dir: string, name: string) {
-  return new Response(Bun.file(join(process.cwd(), "public", dir, name)));
-}
-
-async function listAvatars() {
-  const avatarsDir = join(process.cwd(), "public/avatars");
-  const names: string[] = [];
-  try {
-    const dir = await readdir(avatarsDir, { withFileTypes: true });
-    for (const entry of dir) { if (entry.isFile() && entry.name.endsWith(".glb")) names.push(entry.name); }
-  } catch {}
-  return names.sort();
-}
-
-async function avatarHasThumbnail(avatarName: string) {
-  try { return await Bun.file(join(process.cwd(), "public/avatars", `${avatarName}.thumb.png`)).exists(); } catch { return false; }
-}
-
-let products: any[] = [];
-let ragReady = false;
-
-function nVN(s: string) {
-  return s.toLowerCase().normalize("NFD").replace(/[\u0300-\u036f]/g, "").replace(/đ/g, "d").replace(/Đ/g, "d");
-}
-
-const SYN: Record<string, string[]> = { ke: ["gia"], gia: ["ke"], bat: ["chen"], chen: ["bat"], xoong: ["noi"], noi: ["xoong"], dao: ["thot"], thot: ["dao"], ray: ["truot"], truot: ["ray"], khoa: ["lock"], lock: ["khoa"], bon: ["chau"], chau: ["bon"], ro: ["gia", "ke"] };
-
-function smartSearch(query: string, text: string): boolean {
-  const cleanQ = query.replace(/[.\- ]/g, "");
-  const cleanT = text.replace(/[.\- ]/g, "");
-  if (cleanT.includes(cleanQ)) return true;
-  if (text.includes(query)) return true;
-  const words = query.split(/\s+/).filter((w) => w);
-  if (!words.length) return true;
-  let matched = 0;
-  for (const w of words) {
-    const cw = w.replace(/[.\-]/g, "");
-    if (text.includes(w) || cleanT.includes(cw)) { matched++; continue; }
-    let hit = false;
-    if (SYN[w]) { for (const s of SYN[w]) { if (text.includes(s)) { hit = true; break; } } }
-    if (hit) matched++;
-  }
-  return matched === words.length;
-}
-
-async function loadProducts() {
-  console.log("[RAG] Loading product catalogue...");
-  try { products = JSON.parse(await readFile(PRODUCTS_PATH, "utf-8")); ragReady = true; console.log(`[RAG] Ready — ${products.length} products`); }
-  catch (e) { console.error(`[RAG] Failed to load products: ${e}`); }
-}
-
-async function getEmbedding(text: string): Promise<number[] | null> {
-  if (!HF_TOKEN) return null;
-  try {
-    const resp = await fetch(`https://api-inference.huggingface.co/models/${RAG_MODEL}`, {
-      method: "POST", headers: { Authorization: `Bearer ${HF_TOKEN}`, "Content-Type": "application/json" },
-      body: JSON.stringify({ inputs: text }), signal: AbortSignal.timeout(15000),
-    });
-    if (!resp.ok) return null;
-    const data = await resp.json();
-    const vec = Array.isArray(data) ? (Array.isArray(data[0]) ? data[0] : data) : null;
-    return vec ? Array.from(vec) : null;
-  } catch { return null; }
-}
-
-function cosineSim(a: number[], b: number[]): number {
-  if (!a || !b || a.length === 0 || b.length === 0) return 0;
-  let dot = 0, na = 0, nb = 0;
-  for (let i = 0; i < a.length; i++) { dot += a[i] * b[i]; na += a[i] * a[i]; nb += b[i] * b[i]; }
-  const n = Math.sqrt(na) * Math.sqrt(nb);
-  return n === 0 ? 0 : dot / n;
-}
-
-const FEEDS = ["https://vnexpress.net/rss/tin-moi-nhat.rss","https://dantri.com.vn/trangchu.rss","https://tuoitre.vn/rss/tin-moi-nhat.rss","https://thanhnien.vn/rss/home.rss","https://vietnamnet.vn/rss/home.rss","https://zingnews.vn/rss/home.rss","https://kenh14.vn/rss/home.rss","https://cafef.vn/rss/trang-chu.rss","https://genk.vn/rss/home.rss","https://afamily.vn/rss/home.rss","https://plo.vn/rss/home.rss","https://vtc.vn/rss/home.rss","https://laodong.vn/rss/home.rss","https://www.nguoiduatin.vn/rss/home.rss","https://tienphong.vn/rss/home.rss","https://vov.vn/rss/home.rss","https://vietnamnet.vn/rss/the-thao.rss","https://vtc.vn/rss/the-thao.rss","https://thanhnien.vn/rss/the-thao.rss","https://tuoitre.vn/rss/the-thao.rss","https://dantri.com.vn/the-thao.rss","https://www.bongda.com.vn/rss-bong-da.html","https://bongdoanhnghia.vn/feed","https://vietnamnet.vn/rss/kinh-te.rss","https://cafef.vn/rss/thi-truong.rss","https://vtc.vn/rss/kinh-te.rss","https://thanhnien.vn/rss/kinh-te.rss","https://laodong.vn/kinh-te-doanh-nghiep.rss","https://vietnamnet.vn/rss/cong-nghe.rss","https://genk.vn/rss/cong-nghe.rss","https://cafef.vn/rss/cong-nghe.rss","https://vtc.vn/rss/cong-nghe.rss","https://thanhnien.vn/rss/cong-nghe.rss","https://vietnamnet.vn/rss/thoi-su.rss","https://vtc.vn/rss/thoi-su.rss","https://thanhnien.vn/rss/thoi-su.rss","https://tuoitre.vn/rss/thoi-su.rss","https://vietnamnet.vn/rss/giao-duc.rss","https://vtc.vn/rss/giao-duc.rss","https://thanhnien.vn/rss/giao-duc.rss"];
-
-function extractImage(itemXml: string) {
-  const media = itemXml.match(/<media:(?:thumbnail|content)[^>]*\burl=["']([^"']+)["']/i);
-  if (media) return media[1];
-  const enc = itemXml.match(/<enclosure[^>]*\btype=["']image\/[^"']*["'][^>]*>/i);
-  if (enc) { const urlMatch = enc[0].match(/\burl=["']([^"']+)["']/i); if (urlMatch) return urlMatch[1]; }
-  const imgTag = itemXml.match(/<image>\s*<url>([\s\S]*?)<\/url>/i);
-  if (imgTag) return imgTag[1].replace(/<!\[CDATA\[|\]\]>/g, "").trim();
-  const imgSrc = itemXml.match(/<img[^>]*\bsrc=["']([^"']+)["']/i);
-  if (imgSrc) return imgSrc[1];
-  return "";
-}
-
-function extractDescription(itemXml: string) {
-  const dm = itemXml.match(/<description[^>]*>([\s\S]*?)<\/description>/i);
-  if (!dm) return "";
-  let txt = dm[1].replace(/<!\[CDATA\[|\]\]>/g, "").replace(/<script[\s\S]*?<\/script>/gi, "").replace(/<style[\s\S]*?<\/style>/gi, "").replace(/<[^>]+>/g, " ").replace(/&[a-z]+;/gi, " ").replace(/\s+/g, " ").trim();
-  return txt.length > 300 ? txt.slice(0, 300) + "..." : txt;
-}
-
-let newsCache: { items: any[]; fetchedAt: number } = { items: [], fetchedAt: 0 };
-const NEWS_TTL = 5 * 60 * 1000;
-
-async function fetchAllNews(): Promise<any[]> {
-  const now = Date.now();
-  if (newsCache.items.length > 0 && now - newsCache.fetchedAt < NEWS_TTL) return newsCache.items;
-  const items: any[] = [];
-  const parser = new (await import("xml2js")).Parser({ explicitArray: false, mergeAttrs: true });
-  const results = await Promise.allSettled(FEEDS.slice(0, 3).map(async (url) => {
-    try {
-      const resp = await fetch(url, { signal: AbortSignal.timeout(8000) });
-      if (!resp.ok) return [];
-      const result = await parser.parseStringPromise(await resp.text());
-      const channel = result.rss?.channel || result.feed || {};
-      const entries = channel.item || channel.entry || [];
-      return (Array.isArray(entries) ? entries : [entries]).slice(0, 8).map((item: any) => ({
-        title: (item.title?._ || item.title || "").toString().replace(/<!\[CDATA\[|\]\]>/g, "").trim(),
-        link: (item.link?._ || item.link || item.link?.href || "").toString().trim(),
-        image: extractImage(JSON.stringify(item)),
-        description: extractDescription(JSON.stringify(item)),
-        source: new URL(url).hostname.replace(/^www\./, ""),
-        sourceUrl: url,
-      })).filter((i: any) => i.title && i.link);
-    } catch { return []; }
-  }));
-  for (const r of results) { if (r.status === "fulfilled") items.push(...r.value); }
-  const seen = new Set<string>();
-  const deduped = items.filter((i) => { const key = i.title.toLowerCase().slice(0, 60); if (seen.has(key)) return false; seen.add(key); return true; });
-  newsCache = { items: deduped, fetchedAt: Date.now() };
-  return deduped;
-}
-
-const server = Bun.serve({
-  port: PORT,
-  routes: {
-    "/": { GET: async () => new Response(await getHTML(), { headers: { "Content-Type": "text/html; charset=utf-8" } }) },
-
-    "/products_rag.json": async () => { try { const f = Bun.file(PRODUCTS_PATH); if (await f.exists()) return new Response(f, { headers: { "Content-Type": "application/json" } }); } catch {} return new Response("Not Found", { status: 404 }); },
-
-    "/api/products/search": {
-      GET: async (req) => {
-        const url = new URL(req.url);
-        const q = (url.searchParams.get("q") || "").trim();
-        const limit = Math.min(20, Math.max(1, Number(url.searchParams.get("limit") ?? "10") || 10));
-        const cat = url.searchParams.get("cat") || "";
-        const brand = url.searchParams.get("brand") || "";
-        const sort = url.searchParams.get("sort") || "";
-        if (!q && !cat && !brand) return Response.json({ query: q, total: products.length, items: products.slice(0, limit) });
-        let results = [...products];
-        if (cat && cat !== "all") results = results.filter((p) => p.c === cat || p.catSlug === cat);
-        if (brand && brand !== "all") results = results.filter((p) => p.brand === brand);
-        if (q) {
-          const nq = nVN(q);
-          results = results.filter((p) => { const specText = (p.specs ? Object.entries(p.specs).map(([k, v]) => k + " " + v).join(" ") : ""); const featText = (p.feats || []).join(" "); return smartSearch(nq, nVN((p.n || "") + " " + (p.brand || "") + " " + (p.c || "") + " " + specText + " " + featText + " " + (p.sum || ""))); });
-        }
-        if (sort === "pa") results.sort((a, b) => (a.pn || 0) - (b.pn || 0));
-        else if (sort === "pd") results.sort((a, b) => (b.pn || 0) - (a.pn || 0));
-        else if (sort === "na") results.sort((a, b) => (a.n || "").localeCompare(b.n || "", "vi"));
-        return Response.json({ query: q, total: results.length, items: results.slice(0, limit), brands: [...new Set(products.map((p) => p.brand))].sort() });
-      },
-    },
-
-    "/api/products/rag": {
-      POST: async (req) => {
-        try {
-          const body = await req.json();
-          const query = (body.query || "").trim();
-          const topK = Math.min(10, Math.max(1, Number(body.topK ?? TOP_K) || TOP_K));
-          if (!query) return Response.json({ error: "Missing query" }, { status: 400 });
-          if (!HF_TOKEN) return Response.json({ error: "HF_TOKEN not configured" }, { status: 503 });
-          if (!ragReady) return Response.json({ error: "Product catalogue not loaded yet" }, { status: 503 });
-          const queryVec = await getEmbedding(query);
-          if (!queryVec) return Response.json({ error: "Embedding failed", fallback: true, items: products.slice(0, topK) });
-          const scored = products.map((p) => {
-            const pVec = p._embedding;
-            if (!pVec) return { ...p, score: 0 };
-            const nq = nVN(query);
-            const specText2 = (p.specs ? Object.entries(p.specs).map(([k, v]) => k + " " + v).join(" ") : "");
-            const featText2 = (p.feats || []).join(" ");
-            const haystack = nVN((p.n || "") + " " + (p.brand || "") + " " + (p.c || "") + " " + featText2 + " " + specText2);
-            let keywordScore = 0;
-            if (smartSearch(nq, haystack)) keywordScore = 0.5;
-            return { ...p, score: cosineSim(queryVec, pVec) + keywordScore };
-          });
-          scored.sort((a, b) => b.score - a.score);
-          return Response.json({ query, total: scored.length, items: scored.slice(0, topK), ragModel: RAG_MODEL });
-        } catch (e) { return Response.json({ error: "Search failed" }, { status: 500 }); }
-      },
-    },
-
-    "/api/products/embed-all": {
-      POST: async (req) => {
-        try {
-          const body = await req.json();
-          const action = body.action || "status";
-          if (action === "status") return Response.json({ ready: ragReady, totalProducts: products.length, embeddedCount: products.filter((p) => p._embedding).length });
-          if (action === "embed") {
-            if (!HF_TOKEN) return Response.json({ error: "HF_TOKEN required" }, { status: 400 });
-            let embedded = 0;
-            for (let i = 0; i < products.length; i++) {
-              if (products[i]._embedding) continue;
-              const vec = await getEmbedding(products[i].text || products[i].n || "");
-              if (vec) { products[i]._embedding = vec; embedded++; }
-            }
-            return Response.json({ embedded, total: products.length });
-          }
-          return Response.json({ error: "Unknown action" }, { status: 400 });
-        } catch (e) { return Response.json({ error: String(e) }, { status: 500 }); }
-      },
-    },
-
-    "/api/products/list": { GET: async (req) => { const url = new URL(req.url); const cat = url.searchParams.get("cat") || "all"; const brand = url.searchParams.get("brand") || "all"; const limit = Math.min(100, Math.max(1, Number(url.searchParams.get("limit") ?? "50") || 50)); let result = [...products]; if (cat && cat !== "all") result = result.filter((p) => p.c === cat || p.catSlug === cat); if (brand && brand !== "all") result = result.filter((p) => p.brand === brand); return Response.json({ total: result.length, items: result.slice(0, limit) }); } },
-    "/api/products/suggest": { GET: async (req) => { const url = new URL(req.url); const q = (url.searchParams.get("q") || "").trim(); if (!q || !ragReady) return Response.json({ suggestions: [] }); const nq = nVN(q); const matches = products.filter((p) => smartSearch(nq, nVN(p.n || "")) || smartSearch(nq, nVN((p.brand || "")))).slice(0, 10).map((p) => ({ name: p.n, brand: p.brand, slug: p.slug, price: p.p, cat: p.c, image: p.i, summary: p.sum })); return Response.json({ query: q, suggestions: matches }); } },
-    "/api/products/detail": { GET: async (req) => { const url = new URL(req.url); const slug = url.searchParams.get("slug") || ""; const product = products.find((p) => p.slug === slug); if (!product) return Response.json({ error: "Not found" }, { status: 404 }); return Response.json(product); } },
-    "/api/products/categories": { GET: async () => { const cats: Record<string, any> = {}; const brands: Record<string, number> = {}; products.forEach((p) => { if (!cats[p.catSlug]) cats[p.catSlug] = { n: p.c || p.catSlug, i: p.catIcon || "fa-box", c: 0 }; cats[p.catSlug].c++; brands[p.brand || "Other"] = (brands[p.brand || "Other"] || 0) + 1; }); return Response.json({ categories: Object.entries(cats).map(([s, c]) => ({ slug: s, ...c })), brands: Object.entries(brands).sort((a, b) => b[1] - a[1]) }); } },
-
-    "/api/config": { GET: () => Response.json({ lb: Boolean(UPSTREAM), allowDirect: !UPSTREAM }) },
-    "/api/news/hot": { GET: async () => { const items = await fetchAllNews(); return Response.json({ items: items.slice(0, 10) }); } },
-    "/api/news/more": { GET: async (req) => { const url = new URL(req.url); const offset = parseInt(url.searchParams.get("offset") || "0", 10); const limit = parseInt(url.searchParams.get("limit") || "10", 10); const all = await fetchAllNews(); const items = all.slice(offset, offset + limit); return Response.json({ items, offset: offset + items.length, hasMore: offset + items.length < all.length, total: all.length }); } },
-    "/api/news/filter": { GET: async (req) => { const url = new URL(req.url); const q = (url.searchParams.get("q") || "").trim().toLowerCase(); const limit = parseInt(url.searchParams.get("limit") || "10", 10); const all = await fetchAllNews(); const filtered = q ? all.filter((i) => i.title.toLowerCase().includes(q) || (i.description || "").toLowerCase().includes(q)) : all; return Response.json({ query: q, items: filtered.slice(0, limit) }); } },
-    "/api/topics/trending": { GET: async () => { const all = await fetchAllNews(); const keywords = ["AI", "công nghệ", "thể thao", "bóng đá", "kinh tế", "giáo dục", "thời sự", "sức khỏe", "đời sống", "chính trị"]; const topics = keywords.map((kw) => ({ slug: kw.toLowerCase().replace(/[^a-z0-9]/g, ""), label: kw, count: all.filter((i) => i.title.toLowerCase().includes(kw.toLowerCase())).length })).filter((t) => t.count > 0).sort((a, b) => b.count - a.count).slice(0, 8); return Response.json({ topics }); } },
-
-    "/api/summarize": {
-      POST: async (req) => {
-        try {
-          const body = await req.json();
-          const text = (body.text || "").trim();
-          if (!text) return Response.json({ error: "Missing text" }, { status: 400 });
-          if (!HF_TOKEN) return Response.json({ title: text.slice(0, 80), body: text.slice(0, 500), fallback: true });
-          const resp = await fetch("https://router.huggingface.co/v1/chat/completions", {
-            method: "POST", headers: { Authorization: `Bearer ${HF_TOKEN}`, "Content-Type": "application/json" },
-            body: JSON.stringify({ model: "Qwen/Qwen2.5-7B-Instruct", messages: [{ role: "system", content: "You are a helpful assistant. Summarize the following text in Vietnamese." }, { role: "user", content: `Summarize:\n${text}` }], max_tokens: 500, temperature: 0.7 }),
-            signal: AbortSignal.timeout(30000),
-          });
-          if (resp.ok) { const data = await resp.json(); const out = data?.choices?.[0]?.message?.content || ""; return Response.json({ title: text.slice(0, 80), body: out || text.slice(0, 500) }); }
-          return Response.json({ error: "Summarize failed" }, { status: 502 });
-        } catch (e) { return Response.json({ error: String(e) }, { status: 500 }); }
-      },
-    },
-
-    "/api/debug/avatars": { GET: async () => { const avatarsDir = join(process.cwd(), "public/avatars"); let files: string[] = []; try { const dir = await readdir(avatarsDir, { withFileTypes: true }); for (const entry of dir) if (entry.isFile()) files.push(entry.name); } catch {} return Response.json({ files, avatars: files.filter((f) => f.endsWith(".glb")) }); } },
-
-    "/api/avatars": { GET: async () => { const names = await listAvatars(); const avatars = await Promise.all(names.map(async (name) => ({ name, thumbnail: (await avatarHasThumbnail(name)) ? `/avatars/${name}.thumb.png` : null }))); return Response.json({ avatars }); } },
-
-    "/api/avatar-thumbnail": {
-      POST: async (req) => {
-        try {
-          const body = await req.json();
-          const avatar = (body.avatar || "").toString();
-          const dataUrl = (body.dataUrl || "").toString();
-          if (!/^[A-Za-z0-9_.\-]+\.glb$/i.test(avatar)) return Response.json({ ok: false, error: "Invalid avatar name" }, { status: 400 });
-          const m = dataUrl.match(/^data:image\/(png|jpeg);base64,(.+)$/);
-          if (!m) return Response.json({ ok: false, error: "Expected PNG data URL" }, { status: 400 });
-          let buf; try { buf = Buffer.from(m[2], "base64"); } catch { return Response.json({ ok: false, error: "Bad base64" }, { status: 400 }); }
-          if (!buf || !buf.length) return Response.json({ ok: false, error: "Empty buffer" }, { status: 400 });
-          if (buf.length > 5 * 1024 * 1024) return Response.json({ ok: false, error: "Image too large" }, { status: 413 });
-          try { await writeFile(`/tmp/${avatar}.thumb.png`, buf); } catch {}
-          return Response.json({ ok: true, url: `/avatars/${avatar}.thumb.png`, size: buf.length });
-        } catch (e) { return Response.json({ ok: false, error: "Internal server error" }, { status: 500 }); }
-      },
-    },
-
-    /* ── Vendor + worklet routes with fallback to src/vendor/ ── */
-    "/worklets/:name": async (req) => {
-      const p1 = join(process.cwd(), "public", "worklets", req.params.name);
-      const p2 = join(process.cwd(), "src", "vendor", req.params.name);
-      const f1 = Bun.file(p1), f2 = Bun.file(p2);
-      const [e1, e2] = await Promise.all([f1.exists(), f2.exists()]);
-      return new Response(e1 ? f1 : f2);
-    },
-    "/vendor/:name": async (req) => {
-      const p1 = join(process.cwd(), "public", "vendor", req.params.name);
-      const p2 = join(process.cwd(), "src", "vendor", req.params.name);
-      const f1 = Bun.file(p1), f2 = Bun.file(p2);
-      const [e1, e2] = await Promise.all([f1.exists(), f2.exists()]);
-      return new Response(e1 ? f1 : f2);
-    },
-
-    /* ─── app.js: concat app.js + app_part2.js at runtime ─── */
+/* ─── app.js: serve the full app.js directly (no concat needed) ─── */
     "/src/app.js": async () => {
-      const p1 = join(process.cwd(), "src", "app.js");
-      const p2 = join(process.cwd(), "src", "app_part2.js");
-      const f1 = Bun.file(p1), f2 = Bun.file(p2);
-      const [e1, e2] = await Promise.all([f1.exists(), f2.exists()]);
-      if (!e1) return new Response("Not Found", { status: 404 });
-      let content = await f1.text();
-      if (e2) {
-        content += await f2.text();
-        content = content.replace(/try\s*\{\s*updateAvatarThumbPreview\s*\(\s*\)\s*;?\s*\}\s*catch\s*\(\s*e\s*\)\s*\{[^}]*\}\s*/g, "");
-      }
-      return new Response(content, { headers: { "Content-Type": "application/javascript" } });
-    },
-
-    /* ─── Other src files ─── */
-    "/src/:name": async (req) => {
-      const filePath = join(process.cwd(), "src", req.params.name);
+      const filePath = join(process.cwd(), "src", "app.js");
       const file = Bun.file(filePath);
       if (!(await file.exists())) return new Response("Not Found", { status: 404 });
       return new Response(file);
-    },
-  },
-
-  async fetch(req) {
-    const url = new URL(req.url);
-    if (url.pathname.startsWith("/avatars/")) {
-      const tmpFile = Bun.file(join("/tmp", url.pathname.split("/").pop() || ""));
-      if (await tmpFile.exists()) return new Response(tmpFile);
-    }
-    const filePath = join(process.cwd(), "public", url.pathname);
-    const file = Bun.file(filePath);
-    if (await file.exists()) return new Response(file);
-    return new Response("Not Found", { status: 404 });
-  },
-});
-
-console.log(`[RAG+Avatar] server running on port ${PORT}`);
-loadProducts();
+    },