✨ feat(vscode): 头脑风暴会话一键续聊，终端开着直接打进去、关了带提示词恢复

详情面板「头脑风暴会话id」行的 ▶ 改为续聊：规划终端还开着就把续聊提示词
打进去；终端关了但有会话 id 就 `claude --resume <id>` 带提示词恢复；没会话
才新开。属性行右侧按钮改为数组，续聊与关闭 tab 可并存。

Claude-Session: https://claude.ai/code/session_01KDcq9HcrVLs2c9tkRxasub

vscode/webview-ui/src/App.tsx

@@ -53,7 +53,7 @@ export function App() {
     deleteIssue,
     closeIssue,
     closeSessionTab,
-    startBrainstormSession,
+    continueBrainstorm,
     changeColumn,
     setDependency,
     clearDependency,
@@ -381,7 +381,7 @@ export function App() {
                 onCloseIssue={closeIssue}
                 onResetToTodo={n => changeColumn(n, 'todo', selectedIssue?.source, selectedIssue?.externalId)}
                 onCloseSessionTab={closeSessionTab}
-                onStartBrainstormSession={startBrainstormSession}
+                onContinueBrainstorm={continueBrainstorm}
                 onUpdateAutoReview={updateIssueAutoReview}
                 onUpdateProfilePath={updateIssueProfilePath}
                 onUpdateBrainstormProfilePath={updateIssueBrainstormProfilePath}