Update story-summary modules

modules/story-summary/vector/llm/llm-service.js

@@ -3,6 +3,7 @@
 // ═══════════════════════════════════════════════════════════════════════════
 import { xbLog } from '../../../../core/debug-core.js';
 import { getVectorConfig } from '../../data/config.js';
+import { getApiKey } from './siliconflow.js';
 
 const MODULE_ID = 'vector-llm-service';
 const SILICONFLOW_API_URL = 'https://api.siliconflow.cn/v1';
@@ -40,8 +41,7 @@ export async function callLLM(messages, options = {}) {
     const mod = getStreamingModule();
     if (!mod) throw new Error('Streaming module not ready');
 
-    const cfg = getVectorConfig();
-    const apiKey = cfg?.online?.key || '';
+    const apiKey = getApiKey() || '';
     if (!apiKey) {
         throw new Error('L0 requires siliconflow API key');
     }

modules/story-summary/vector/llm/siliconflow.js

@@ -1,21 +1,63 @@
 // ═══════════════════════════════════════════════════════════════════════════
-// siliconflow.js - 仅保留 Embedding
+// siliconflow.js - Embedding + 多 Key 轮询
+//
+// 在 API Key 输入框中用逗号、分号、竖线或换行分隔多个 Key，例如：
+//   sk-aaa,sk-bbb,sk-ccc
+// 每次调用自动轮询到下一个 Key，并发请求会均匀分布到所有 Key 上。
 // ═══════════════════════════════════════════════════════════════════════════
 
 const BASE_URL = 'https://api.siliconflow.cn';
 const EMBEDDING_MODEL = 'BAAI/bge-m3';
 
-export function getApiKey() {
+// ★ 多 Key 轮询状态
+let _keyIndex = 0;
+
+/**
+ * 从 localStorage 解析所有 Key（支持逗号、分号、竖线、换行分隔）
+ */
+function parseKeys() {
     try {
         const raw = localStorage.getItem('summary_panel_config');
         if (raw) {
             const parsed = JSON.parse(raw);
-            return parsed.vector?.online?.key || null;
+            const keyStr = parsed.vector?.online?.key || '';
+            return keyStr
+                .split(/[,;|\n]+/)
+                .map(k => k.trim())
+                .filter(k => k.length > 0);
         }
     } catch { }
-    return null;
+    return [];
 }
 
+/**
+ * 获取下一个可用的 API Key（轮询）
+ * 每次调用返回不同的 Key，自动循环
+ */
+export function getApiKey() {
+    const keys = parseKeys();
+    if (!keys.length) return null;
+    if (keys.length === 1) return keys[0];
+
+    const idx = _keyIndex % keys.length;
+    const key = keys[idx];
+    _keyIndex = (_keyIndex + 1) % keys.length;
+    const masked = key.length > 10 ? key.slice(0, 6) + '***' + key.slice(-4) : '***';
+    console.log(`[SiliconFlow] 使用 Key ${idx + 1}/${keys.length}: ${masked}`);
+    return key;
+}
+
+/**
+ * 获取当前配置的 Key 数量（供外部模块动态调整并发用）
+ */
+export function getKeyCount() {
+    return Math.max(1, parseKeys().length);
+}
+
+// ═══════════════════════════════════════════════════════════════════════════
+// Embedding
+// ═══════════════════════════════════════════════════════════════════════════
+
 export async function embed(texts, options = {}) {
     if (!texts?.length) return [];