chore: 清理 src 下 113 项未使用导入和死代码

删除未使用的文件（BuiltinStatusLine.tsx、4 个重复的 .ts stub）、
移除约 55 个文件中未使用的 React 导入、
清理约 50 处未使用的导入/变量/参数。
净减少 ~296 行代码，precheck 4077 测试全部通过。

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

Author: claude-code-best

src/QueryEngine.ts

@@ -41,11 +41,7 @@ import { type Tools, type ToolUseContext, toolMatchesName } from './Tool.js'
 import type { AgentDefinition } from '@claude-code-best/builtin-tools/tools/AgentTool/loadAgentsDir.js'
 import { SYNTHETIC_OUTPUT_TOOL_NAME } from '@claude-code-best/builtin-tools/tools/SyntheticOutputTool/SyntheticOutputTool.js'
 import type { APIError } from '@anthropic-ai/sdk'
-import type {
-  CompactMetadata,
-  Message,
-  SystemCompactBoundaryMessage,
-} from './types/message.js'
+import type { Message, SystemCompactBoundaryMessage } from './types/message.js'
 import type { OrphanedPermission } from './types/textInputTypes.js'
 import { createAbortController } from './utils/abortController.js'
 import type { AttributionState } from './utils/commitAttribution.js'

src/assistant/gate.ts

@@ -1,5 +1,4 @@
 import { feature } from 'bun:bundle'
-import { getKairosActive } from '../bootstrap/state.js'
 import { getFeatureValue_CACHED_MAY_BE_STALE } from '../services/analytics/growthbook.js'
 
 /**

src/bridge/bridgeMain.ts

@@ -11,7 +11,6 @@ import {
   logEvent,
   logEventAsync,
 } from '../services/analytics/index.js'
-import { isInBundledMode } from '../utils/bundledMode.js'
 import { getBootstrapArgs, getScriptPath } from '../utils/cliLaunch.js'
 import { logForDebugging } from '../utils/debug.js'
 import { rcLog } from './rcDebugLog.js'

src/bridge/remoteBridgeCore.ts

@@ -72,7 +72,6 @@ import type {
   SDKControlResponse,
 } from '../entrypoints/sdk/controlTypes.js'
 import type { StdoutMessage } from '../entrypoints/sdk/controlTypes.js'
-import type { SDKResultSuccess } from '../entrypoints/sdk/coreTypes.js'
 import type { PermissionMode } from '../utils/permissions/PermissionMode.js'
 import { setSessionMetadataChangedListener } from '../utils/sessionState.js'
 

src/bridge/replBridge.ts

@@ -55,7 +55,6 @@ import type {
   SDKControlResponse,
 } from '../entrypoints/sdk/controlTypes.js'
 import type { StdoutMessage } from '../entrypoints/sdk/controlTypes.js'
-import type { SDKResultSuccess } from '../entrypoints/sdk/coreTypes.js'
 
 /**
  * StdoutMessage with optional session_id. The transport layer accepts

src/buddy/CompanionCard.tsx

@@ -2,7 +2,6 @@
  * Companion display card — shown by /buddy (no args).
  * Mirrors official vc8 component: bordered box with sprite, stats, last reaction.
  */
-import React from 'react';
 import { Box, Text } from '@anthropic/ink';
 import { useInput } from '@anthropic/ink';
 import { renderSprite } from './sprites.js';

src/cli/handlers/mcp.tsx

@@ -6,7 +6,6 @@
 import { stat } from 'fs/promises';
 import pMap from 'p-map';
 import { cwd } from 'process';
-import React from 'react';
 import { MCPServerDesktopImportDialog } from '../../components/MCPServerDesktopImportDialog.js';
 import { wrappedRender as render } from '@anthropic/ink';
 import { KeybindingSetup } from '../../keybindings/KeybindingProviderSetup.js';

src/cli/print.ts

@@ -112,7 +112,6 @@ import type {
   ModelInfo,
   SDKMessage,
   SDKUserMessage,
-  SDKUserMessageReplay,
   PermissionResult,
   McpServerConfigForProcessTransport,
   McpServerStatus,
@@ -5477,7 +5476,7 @@ function getStructuredIO(
  */
 export async function handleOrphanedPermissionResponse({
   message,
-  setAppState,
+  setAppState: _setAppState,
   onEnqueued,
   handledToolUseIds,
 }: {

src/commands/assistant/assistant.tsx

@@ -1,5 +1,5 @@
 import * as React from 'react';
-import { useEffect, useState } from 'react';
+import { useState } from 'react';
 import { resolve } from 'path';
 import { Box, Text } from '@anthropic/ink';
 import { Dialog } from '../../components/design-system/Dialog.js';

src/commands/config/config.tsx

@@ -1,4 +1,3 @@
-import * as React from 'react';
 import { Settings } from '../../components/Settings/Settings.js';
 import type { LocalJSXCommandCall } from '../../types/command.js';