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r.json() : null);\n if (t?.text) en = String(t.text);\n } catch { /* نكمل */ }\n }\n const qRaw = tok(en);\n const qClean = qRaw.filter(w => !QSTOP.has(w) && w.length > 2);\n const q = qClean.length >= 2 ? qClean : qRaw;\n\n /* نية النوع من نص المستخدم الأصلي (عربي أو إنجليزي) */\n const wantsTv = /مسلسل|series|show|season/i.test(ar);\n const wantsMovie = /فلم|فيلم|movie|film/i.test(ar) && !wantsTv;\n\n const base = bm.score(qRaw);\n const clean = bm.score(q);\n\n /* توسيع تلقائي: نأخذ أهم كلمات أفضل ٥ نتائج ونعيد البحث بها (RM3 مبسّط) */\n const top5 = Array.from(clean.keys()).sort((a, b) => clean[b] - clean[a]).slice(0, 5);\n const cnt = new Map();\n for (const i of top5) for (const w of new Set(docs[i])) {\n if (QSTOP.has(w) || w.length <= 3) continue;\n const n = bm.df.get(w) || 0;\n if (n > bm.N * 0.05) continue; /* كلمة عامة جداً */\n cnt.set(w, (cnt.get(w) || 0) + 1);\n }\n const extra = [...cnt.entries()].filter(([, c]) => c >= 3).sort((a, b) => b[1] - a[1]).slice(0, 8).map(([w]) => w);\n const expanded = bm.score(q.concat(extra));\n\n const variants: Record = {};\n variants[\"أساس\"] = base;\n variants[\"بلا كلمات شائعة\"] = clean;\n\n const withPop = n01(clean);\n for (let i = 0; i < withPop.length; i++) withPop[i] += 0.25 * POP[i];\n variants[\"+شعبية\"] = withPop;\n\n const withType = n01(clean);\n if (wantsTv || wantsMovie) for (let i = 0; i < withType.length; i++)\n if (isTv[i] !== wantsTv) withType[i] *= 0.55;\n variants[\"+نوع\"] = withType;\n\n const withExp = n01(clean);\n const ne = n01(expanded);\n for (let i = 0; i < withExp.length; i++) withExp[i] = 0.75 * withExp[i] + 0.25 * ne[i];\n variants[\"+توسيع تلقائي\"] = withExp;\n\n const combo = n01(clean);\n const ne2 = n01(expanded);\n for (let i = 0; i < combo.length; i++) {\n combo[i] = 0.8 * combo[i] + 0.2 * ne2[i] + 0.25 * POP[i];\n if ((wantsTv || wantsMovie) && isTv[i] !== wantsTv) combo[i] *= 0.55;\n }\n variants[\"الكل مدموج\"] = combo;\n\n const row: any = { exp };\n const want = norm(exp);\n for (const name of V) {\n const s = variants[name];\n const order = Array.from(s.keys()).sort((a, b) => s[b] - s[a]);\n const rank = order.findIndex(i => {\n const t = norm(titles[i]);\n return t === want || t.startsWith(want) || want.startsWith(t);\n });\n row[name] = rank;\n if (name === \"الكل مدموج\") row.top = titles[order[0]];\n if (rank === 0) tally[name][0]++;\n if (rank >= 0 && rank < 5) tally[name][1]++;\n if (rank >= 0 && rank < 20) tally[name][2]++;\n }\n rows.push(row);\n }\n\n const n = rows.length;\n return Response.json({\n tested: n,\n summary: Object.fromEntries(V.map(v =>\n [v, `أول ${tally[v][0]}/${n} · ضمن٥ ${tally[v][1]}/${n} · ضمن٢٠ ${tally[v][2]}/${n}`])),\n fails: rows.filter(r => r[\"الكل مدموج\"] !== 0)\n .map(r => `${r.exp}: ${r[\"الكل مدموج\"] < 0 ? 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