fix(pi): converge worker failures and thinking state

src/pages/Chat/CodingConversationHeader.tsx

@@ -98,6 +98,10 @@ export function CodingConversationHeader({
   const modelValue = model ? codingModelKey(model) : '';
   const hasCurrentOption = options.some((option) => option.key === modelValue);
   const thinkingLevel = model?.thinkingLevel ?? 'off';
+  const availableThinkingLevels = snapshot?.conversation.model.availableThinkingLevels;
+  const thinkingOptions = availableThinkingLevels
+    ? THINKING_OPTIONS.filter((option) => availableThinkingLevels.includes(option.value))
+    : THINKING_OPTIONS;
   const runStatus = snapshot?.run.status ?? 'preparing';
   const running = ['queued', 'running', 'retrying', 'compacting', 'aborting'].includes(runStatus);
   const queueCount = snapshot?.queue.items.length ?? 0;
@@ -196,7 +200,7 @@ export function CodingConversationHeader({
               await onRefresh();
             })}
           >
-            {THINKING_OPTIONS.map((option) => <option key={option.value} value={option.value}>{option.label}</option>)}
+            {thinkingOptions.map((option) => <option key={option.value} value={option.value}>{option.label}</option>)}
           </Select>
           <div className="flex min-w-44 items-center gap-2 rounded-xl bg-surface-subtle px-3 py-2 text-[11px] text-muted-foreground" title="当前 Conversation 的上下文使用量">
             <span className="whitespace-nowrap">上下文 {context?.usedTokens ?? 0}/{context?.contextWindow ?? 0}</span>