v0.10.1: 修复显存泄漏 + 删除普通聊天模式 + Tool Calling 始终开启

fix: ollama.ts - chat() 添加默认 keep_alive: '1h'，chatStream done 时不再 reader.cancel()
refactor: 删除普通聊天模式，所有消息统一走 Agent Loop
refactor: Tool Calling 开关始终开启且不可关闭
chore: 版本号 0.10.0 → 0.10.1 (12 处)
docs: 更新帮助面板和 README 反映架构变更

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "metona-ollama-desktop",
-  "version": "0.10.0",
+  "version": "0.10.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "metona-ollama-desktop",
-      "version": "0.10.0",
+      "version": "0.10.1",
       "license": "MIT",
       "dependencies": {
         "sql.js": "^1.11.0"