合并master并保留双侧决策记录

合并 origin/master 的 UI 编辑器、GDD 审批与前端修复。

保留本分支 LLM Router、Direct 过程卡与私有路径相关实现和决策记录。

解决 decision-log 文档冲突，完整保留双方新增决策条目。

apps/ai-game-creator-shell/src/features/project-workspace/GddApprovalCard.tsx

@@ -410,7 +410,11 @@ export function GddApprovalCard({
   const canDecide = Boolean(
     pending && state.state === 'ready_for_approval' && !state.recoveryPending,
   );
-  const decisionDisabled = !canDecide || decisionBusy || hydrateBusy;
+  // `hydrateBusy` only describes an in-flight background read. Once a card is rendered, the
+  // loaded projection remains the actionable snapshot until it explicitly reports
+  // `recoveryPending`; otherwise a refresh racing the first render can transiently disable an
+  // already-open dialog before the user has had a chance to submit it.
+  const decisionDisabled = !canDecide || decisionBusy;
 
   const submitComment = () => {
     // 方案 §18.2：`recoveryPending` 期间只允许重试同一 ID，不允许提交决定。触发按钮