✨ feat(vscode): 问 AI 和重写注释各用各的 profile，设置里加重写注释默认模型

vscode/src/codeReader/qa/askProfiles.ts

@@ -34,13 +34,18 @@ export interface ProfileSource {
 
 const PROFILE_SOURCE: ProfileSource = { list: listClaudeProfiles, defaultPath: getDefaultProfilePath, directory: getProfilesDir }
 
-/** 所有预览共用临时模型选择，重新创建服务或修改默认配置后恢复设置里的默认值。 */
+/**
+ * 一套 profile 选择：临时切换所有预览共用、不写进设置，重新创建服务或这一套的默认配置改了以后回到设置里的默认值。
+ *
+ * @param purpose 这一套给什么用（「问答」「重写注释」）；报错时用它说是哪一套、该改设置里的哪一项
+ * @param configuredPath 读设置里这一套的默认 profile 路径
+ */
 export class AskProfiles {
   private readonly listeners = new Set<(choice: ProfileChoice) => void>()
   private temporary: string | undefined
   private defaultKey: string | undefined
 
-  constructor(private readonly configuredPath: () => string, private readonly source: ProfileSource = PROFILE_SOURCE) {}
+  constructor(readonly purpose: string, private readonly configuredPath: () => string, private readonly source: ProfileSource = PROFILE_SOURCE) {}
 
   async choice(): Promise<ProfileChoice> {
     return (await this.read()).choice
@@ -52,7 +57,7 @@ export class AskProfiles {
     this.publish(choice)
     const profile = profiles.find(profile => profile.name === choice.selected)
     if (choice.selected && !profile)
-      throw new Error(`文件问答模型不可用：${choice.selected}。请在设置中重新选择默认模型，或在输入框旁临时切换。`)
+      throw new Error(`${this.purpose}模型不可用：${choice.selected}。请在设置的「${this.purpose}默认模型」里重新选择，或在输入框旁临时切换。`)
     return profile
   }
 
@@ -66,7 +71,7 @@ export class AskProfiles {
     const { profiles, choice } = await this.read()
     const profile = profiles.find(profile => profile.name === id)
     if (id ? !profile : !choice.options.some(option => option.id === ''))
-      throw new Error(`文件问答模型不可用：${id}。请重新选择。`)
+      throw new Error(`${this.purpose}模型不可用：${id}。请重新选择。`)
     this.temporary = profile?.path ?? ''
     await this.refresh()
   }