fix: 右侧面板拖拽与终端滚动

- 修复仅打开终端面板时右侧无法左右拖动的问题
- 修复切换终端会话后未自动滚动到最新输出的问题

static/src/components/panels/TerminalPanel.vue

@@ -199,7 +199,9 @@ function renderSessionLog() {
   console.log('[TerminalPanel] renderSessionLog:', activeSession.value, 'len:', log.length, 'ready:', _historyReady.value[activeSession.value], 'hydrated:', sessionHydrated.value[activeSession.value]);
   term.clear();
   if (log) {
-    term.write(log);
+    term.write(log, () => {
+      term?.scrollToBottom();
+    });
   }
 }
 

static/src/composables/usePanelResize.ts

@@ -4,6 +4,7 @@ interface ResizeContext {
   isResizing?: boolean;
   resizingPanel?: PanelKey | null;
   rightCollapsed?: boolean;
+  terminalPanelOpen?: boolean;
   gitChangesPanelOpen?: boolean;
   rightWidth?: number;
   minPanelWidth?: number;
@@ -19,8 +20,8 @@ function clamp(value: number, min: number, max: number) {
 }
 
 export function startResize(ctx: ResizeContext, panel: PanelKey, event: MouseEvent) {
-  // 如果右侧面板（审批面板）已折叠，禁用拖拽边缘展开
-  if (panel === 'right' && ctx.rightCollapsed && !ctx.gitChangesPanelOpen) {
+  // 右侧面板（终端 / Git）只有在至少一个打开时才允许拖拽调整宽度
+  if (panel === 'right' && !ctx.terminalPanelOpen && !ctx.gitChangesPanelOpen) {
     return;
   }