✨ feat(vscode): 测试提示词改成可配置模板并带上工单号

启动测试会话原先硬编码发 `/pr-acceptance-testing`，不带目标，验收技能只能
反问要测哪个。现在做成 prompts/test.md 模板 + 设置里的「测试提示词」，占位符
{issueNumber} 和 {prRef}（worktree 里是分支，主仓库里是已合并的 PR）。

Claude-Session: https://claude.ai/code/session_01Kgmb1LvrPmFX3NoUDB4zZC

vscode/src/panel/handlers/sessions.ts

@@ -13,7 +13,7 @@ import { buildCcCommand } from '../../cc/ccCommand'
 import { buildCodexCommandString } from '../../cc/codexCommand'
 import { watchForNewCodexSession } from '../../cc/codexSessionWatcher'
 import { resolveProfilePath } from '../../cc/profiles'
-import { getBrainstormContinuePrompt, getImplementPlanPrompt, getReviewPrompt } from '../../cc/prompts'
+import { getBrainstormContinuePrompt, getImplementPlanPrompt, getReviewPrompt, getTestPrompt } from '../../cc/prompts'
 import { projectsDirFor, watchForNewSession } from '../../cc/sessionWatcher'
 import { detectRepo } from '../../git/remote'
 import { ensureWorktree, resolveWorktreePath } from '../../git/worktree'
@@ -1176,8 +1176,14 @@ export async function handleStartTestSession(panel: KanbanWebviewPanel, issueNum
     }
 
     // worktree 里：代码就在当前工作目录，不用 tea 拉取，直接测；
-    // 主 worktree：PR 已合并，先用 tea 熟悉改动再测。
-    const prompt = '/pr-acceptance-testing'
+    // 主 worktree：PR 已合并，先用 tea 熟悉改动再测。验收目标直接写进提示词，
+    // 省得验收技能反问要测哪个。
+    const prompt = getTestPrompt(panel.context, {
+      issueNumber,
+      prRef: inWorktree
+        ? `worktree 分支 ${branch || effectiveCwd}`
+        : `PR #${pr}`,
+    })
     if (prompt.includes('\'')) {
       void window.showErrorMessage('启动测试失败：prompt 含单引号，拒绝执行')
       return

vscode/src/panel/handlers/settings.ts

@@ -27,6 +27,7 @@ export async function handleSettingsSave(panel: KanbanWebviewPanel, payload: {
   implementPlanPrompt: string
   autoReview: boolean
   reviewPrompt: string
+  testPrompt: string
   devBranch: string
   releaseBranchPrefix: string
   jenkinsJob: string
@@ -113,6 +114,7 @@ export async function handleSettingsSave(panel: KanbanWebviewPanel, payload: {
       implementPlanPrompt: payload.implementPlanPrompt || prev.implementPlanPrompt,
       autoReview: payload.autoReview,
       reviewPrompt: payload.reviewPrompt || prev.reviewPrompt,
+      testPrompt: payload.testPrompt || prev.testPrompt,
       devBranch: trimmedDevBranch || prev.devBranch,
       releaseBranchPrefix: trimmedReleasePrefix || prev.releaseBranchPrefix,
       jenkinsJob: trimmedJenkinsJob,
@@ -145,6 +147,7 @@ export async function handleSettingsSave(panel: KanbanWebviewPanel, payload: {
     implementPlanPrompt: payload.implementPlanPrompt,
     autoReview: payload.autoReview,
     reviewPrompt: payload.reviewPrompt,
+    testPrompt: payload.testPrompt,
     devBranch: trimmedDevBranch,
     releaseBranchPrefix: trimmedReleasePrefix,
     jenkinsJob: trimmedJenkinsJob,
@@ -254,6 +257,7 @@ export async function handleEditSettingsRequest(panel: KanbanWebviewPanel): Prom
     implementPlanPrompt: s.implementPlanPrompt,
     autoReview: s.autoReview,
     reviewPrompt: s.reviewPrompt,
+    testPrompt: s.testPrompt,
     devBranch: s.devBranch,
     releaseBranchPrefix: s.releaseBranchPrefix,
     jenkinsJob: s.jenkinsJob,