v0.11.9: 修复纯文本消息卡片丢失 + 子代理参数可配置

fix: 恢复纯文本消息的 else if 分支，修复 fed1e6d 重构后用户消息卡片不显示
fix: allVids 类型注解补充 base64 字段，消除 TS2322 编译错误
feat: 子代理最大轮次和超时接入设置面板（subAgentMaxLoops/subAgentTimeout）
chore: 版本号 0.11.7 → 0.11.9

README.md

@@ -14,7 +14,7 @@
 </p>
 
 <p align="center">
-  <img src="https://img.shields.io/badge/version-v0.11.7-E8734A?style=flat-square" alt="version">
+  <img src="https://img.shields.io/badge/version-v0.11.9-E8734A?style=flat-square" alt="version">
   <img src="https://img.shields.io/badge/electron-33+-47848F?style=flat-square&logo=electron" alt="electron">
   <img src="https://img.shields.io/badge/typescript-5.7+-3178C6?style=flat-square&logo=typescript" alt="typescript">
   <img src="https://img.shields.io/badge/license-MIT-green?style=flat-square" alt="license">
@@ -245,7 +245,7 @@ npm start
 ELECTRON_MIRROR=https://npmmirror.com/mirrors/electron/ npm run dist
 ```
 
-产出：`release/Metona Ollama Setup v0.11.7.exe`
+产出：`release/Metona Ollama Setup v0.11.9.exe`
 
 ## 🛠️ 常用命令
 
@@ -481,7 +481,7 @@ npm start
 ELECTRON_MIRROR=https://npmmirror.com/mirrors/electron/ npm run dist
 ```
 
-Output: `release/Metona Ollama Setup v0.11.7.exe`
+Output: `release/Metona Ollama Setup v0.11.9.exe`
 
 ## 🛠️ Common Commands