chore: 清理 src 下 33 项死代码和类型断言

删除未使用的文件/目录（mcp/adapter、cli/update.ts 等）、
未使用的重导出文件（design-system/color.ts 等 12 个）、
7 个零引用的导出函数、修复 5 处 as any 为精确类型。
净减少 ~1194 行代码，precheck 4077 测试全部通过。

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

src/utils/agentId.ts

@@ -66,34 +66,3 @@ export function generateRequestId(
   const timestamp = Date.now()
   return `${requestType}-${timestamp}@${agentId}`
 }
-
-/**
- * Parses a request ID into its components.
- * Returns null if the request ID doesn't match the expected format.
- */
-export function parseRequestId(
-  requestId: string,
-): { requestType: string; timestamp: number; agentId: string } | null {
-  const atIndex = requestId.indexOf('@')
-  if (atIndex === -1) {
-    return null
-  }
-
-  const prefix = requestId.slice(0, atIndex)
-  const agentId = requestId.slice(atIndex + 1)
-
-  const lastDashIndex = prefix.lastIndexOf('-')
-  if (lastDashIndex === -1) {
-    return null
-  }
-
-  const requestType = prefix.slice(0, lastDashIndex)
-  const timestampStr = prefix.slice(lastDashIndex + 1)
-  const timestamp = parseInt(timestampStr, 10)
-
-  if (isNaN(timestamp)) {
-    return null
-  }
-
-  return { requestType, timestamp, agentId }
-}

src/utils/asciicast.ts

@@ -48,31 +48,6 @@ export function _resetRecordingStateForTesting(): void {
   recordingState.timestamp = 0
 }
 
-/**
- * Find all .cast files for the current session.
- * Returns paths sorted by filename (chronological by timestamp suffix).
- */
-export function getSessionRecordingPaths(): string[] {
-  const sessionId = getSessionId()
-  const projectsDir = join(getClaudeConfigHomeDir(), 'projects')
-  const projectDir = join(projectsDir, sanitizePath(getOriginalCwd()))
-  try {
-    // eslint-disable-next-line custom-rules/no-sync-fs -- called during /share before upload, not in hot path
-    const entries = getFsImplementation().readdirSync(projectDir)
-    const names = (
-      typeof entries[0] === 'string'
-        ? entries
-        : (entries as { name: string }[]).map(e => e.name)
-    ) as string[]
-    const files = names
-      .filter(f => f.startsWith(sessionId) && f.endsWith('.cast'))
-      .sort()
-    return files.map(f => join(projectDir, f))
-  } catch {
-    return []
-  }
-}
-
 /**
  * Rename the recording file to match the current session ID.
  * Called after --resume/--continue changes the session ID via switchSession().
@@ -124,14 +99,6 @@ function getTerminalSize(): { cols: number; rows: number } {
   return { cols, rows }
 }
 
-/**
- * Flush pending recording data to disk.
- * Call before reading the .cast file (e.g., during /share).
- */
-export async function flushAsciicastRecorder(): Promise<void> {
-  await recorder?.flush()
-}
-
 /**
  * Install the asciicast recorder.
  * Wraps process.stdout.write to capture all terminal output with timestamps.

src/utils/computerUse/win32/ocr.ts

@@ -1,250 +0,0 @@
-/**
- * OCR module using Windows.Media.Ocr.OcrEngine via PowerShell.
- * Captures a screen region or window, then runs WinRT OCR to extract text.
- */
-
-import { ps as runPs } from './shared.js'
-
-export interface OcrLine {
-  text: string
-  bounds: { x: number; y: number; w: number; h: number }
-}
-
-export interface OcrResult {
-  text: string
-  lines: OcrLine[]
-  language: string
-}
-
-function emptyResult(language: string): OcrResult {
-  return { text: '', lines: [], language }
-}
-
-/**
- * PowerShell script that:
- * 1. Screenshots a screen region using CopyFromScreen
- * 2. Saves to temp PNG
- * 3. Loads via WinRT BitmapDecoder -> SoftwareBitmap
- * 4. Runs OcrEngine.RecognizeAsync
- * 5. Outputs JSON with text, lines, and bounding rects
- */
-function buildOcrRegionScript(
-  x: number,
-  y: number,
-  w: number,
-  h: number,
-  lang: string,
-): string {
-  return `
-Add-Type -AssemblyName System.Drawing
-Add-Type -AssemblyName System.Runtime.WindowsRuntime
-
-# Load WinRT types
-$null = [Windows.Media.Ocr.OcrEngine, Windows.Foundation, ContentType = WindowsRuntime]
-$null = [Windows.Graphics.Imaging.SoftwareBitmap, Windows.Foundation, ContentType = WindowsRuntime]
-$null = [Windows.Graphics.Imaging.BitmapDecoder, Windows.Foundation, ContentType = WindowsRuntime]
-$null = [Windows.Storage.StorageFile, Windows.Foundation, ContentType = WindowsRuntime]
-$null = [Windows.Storage.Streams.RandomAccessStream, Windows.Foundation, ContentType = WindowsRuntime]
-$null = [Windows.Globalization.Language, Windows.Foundation, ContentType = WindowsRuntime]
-
-# Await helper for WinRT async operations
-$asTaskGeneric = ([System.WindowsRuntimeSystemExtensions].GetMethods() | Where-Object {
-    $_.Name -eq 'AsTask' -and $_.GetParameters().Count -eq 1 -and
-    $_.GetParameters()[0].ParameterType.Name -eq 'IAsyncOperation\`1'
-})[0]
-Function Await($WinRtTask, $ResultType) {
-    $asTask = $asTaskGeneric.MakeGenericMethod($ResultType)
-    $netTask = $asTask.Invoke($null, @($WinRtTask))
-    $netTask.Wait(-1) | Out-Null
-    $netTask.Result
-}
-
-try {
-    # Step 1: Screenshot region
-    $bmp = New-Object System.Drawing.Bitmap(${w}, ${h})
-    $g = [System.Drawing.Graphics]::FromImage($bmp)
-    $g.CopyFromScreen(${x}, ${y}, 0, 0, (New-Object System.Drawing.Size(${w}, ${h})))
-    $g.Dispose()
-
-    # Step 2: Save to temp file
-    $tmpFile = [System.IO.Path]::Combine([System.IO.Path]::GetTempPath(), "ocrtemp_$([guid]::NewGuid().ToString('N')).png")
-    $bmp.Save($tmpFile, [System.Drawing.Imaging.ImageFormat]::Png)
-    $bmp.Dispose()
-
-    # Step 3: Open as StorageFile -> BitmapDecoder -> SoftwareBitmap
-    $storageFile = Await ([Windows.Storage.StorageFile]::GetFileFromPathAsync($tmpFile)) ([Windows.Storage.StorageFile])
-    $stream = Await ($storageFile.OpenAsync([Windows.Storage.FileAccessMode]::Read)) ([Windows.Storage.Streams.IRandomAccessStream])
-    $decoder = Await ([Windows.Graphics.Imaging.BitmapDecoder]::CreateAsync($stream)) ([Windows.Graphics.Imaging.BitmapDecoder])
-    $softwareBmp = Await ($decoder.GetSoftwareBitmapAsync()) ([Windows.Graphics.Imaging.SoftwareBitmap])
-
-    # Step 4: Create OCR engine
-    $ocrLang = New-Object Windows.Globalization.Language('${lang}')
-    $engine = [Windows.Media.Ocr.OcrEngine]::TryCreateFromLanguage($ocrLang)
-    if ($engine -eq $null) {
-        # Fallback to en-US
-        $ocrLang = New-Object Windows.Globalization.Language('en-US')
-        $engine = [Windows.Media.Ocr.OcrEngine]::TryCreateFromLanguage($ocrLang)
-    }
-    if ($engine -eq $null) {
-        Write-Output '{"text":"","lines":[],"language":"${lang}"}'
-        return
-    }
-
-    # Step 5: Run OCR
-    $ocrResult = Await ($engine.RecognizeAsync($softwareBmp)) ([Windows.Media.Ocr.OcrResult])
-
-    # Step 6: Extract lines with bounding rects
-    $lines = @()
-    foreach ($line in $ocrResult.Lines) {
-        $minX = [double]::MaxValue; $minY = [double]::MaxValue
-        $maxX = 0.0; $maxY = 0.0
-        foreach ($word in $line.Words) {
-            $r = $word.BoundingRect
-            if ($r.X -lt $minX) { $minX = $r.X }
-            if ($r.Y -lt $minY) { $minY = $r.Y }
-            if (($r.X + $r.Width) -gt $maxX) { $maxX = $r.X + $r.Width }
-            if (($r.Y + $r.Height) -gt $maxY) { $maxY = $r.Y + $r.Height }
-        }
-        $lines += @{
-            text = $line.Text
-            bounds = @{
-                x = [int]$minX
-                y = [int]$minY
-                w = [int]($maxX - $minX)
-                h = [int]($maxY - $minY)
-            }
-        }
-    }
-
-    $output = @{
-        text = $ocrResult.Text
-        lines = $lines
-        language = $ocrLang.LanguageTag
-    }
-    Write-Output (ConvertTo-Json $output -Depth 4 -Compress)
-
-    # Cleanup
-    $stream.Dispose()
-    Remove-Item $tmpFile -ErrorAction SilentlyContinue
-} catch {
-    Write-Output '{"text":"","lines":[],"language":"${lang}"}'
-}
-`
-}
-
-/**
- * PowerShell script to get a window's bounding rect by title.
- */
-function buildGetWindowRectScript(windowTitle: string): string {
-  const escaped = windowTitle.replace(/'/g, "''")
-  return `
-Add-Type @'
-using System;
-using System.Runtime.InteropServices;
-public class WinRect {
-    [DllImport("user32.dll", CharSet=CharSet.Unicode)]
-    public static extern IntPtr FindWindow(string c, string t);
-    [DllImport("user32.dll")]
-    public static extern bool GetWindowRect(IntPtr h, out RECT r);
-    [StructLayout(LayoutKind.Sequential)]
-    public struct RECT { public int L, T, R, B; }
-    public static string Get(string title) {
-        IntPtr hwnd = FindWindow(null, title);
-        if (hwnd == IntPtr.Zero) return "NOT_FOUND";
-        RECT r; GetWindowRect(hwnd, out r);
-        int w = r.R - r.L; int h = r.B - r.T;
-        if (w <= 0 || h <= 0) return "INVALID_SIZE";
-        return r.L + "," + r.T + "," + w + "," + h;
-    }
-}
-'@
-[WinRect]::Get('${escaped}')
-`
-}
-
-function parseOcrOutput(raw: string, lang: string): OcrResult {
-  if (!raw) return emptyResult(lang)
-  try {
-    const parsed = JSON.parse(raw)
-    return {
-      text: parsed.text ?? '',
-      lines: Array.isArray(parsed.lines)
-        ? parsed.lines.map((l: any) => ({
-            text: l.text ?? '',
-            bounds: {
-              x: l.bounds?.x ?? 0,
-              y: l.bounds?.y ?? 0,
-              w: l.bounds?.w ?? 0,
-              h: l.bounds?.h ?? 0,
-            },
-          }))
-        : [],
-      language: parsed.language ?? lang,
-    }
-  } catch {
-    return emptyResult(lang)
-  }
-}
-
-/**
- * Perform OCR on a screen region.
- * Screenshots the specified rectangle, then runs WinRT OcrEngine.
- *
- * @param x - Left coordinate
- * @param y - Top coordinate
- * @param w - Width in pixels
- * @param h - Height in pixels
- * @param lang - BCP-47 language tag (default 'en-US'). Confirmed: 'en-US', 'zh-Hans-CN'
- */
-export async function ocrRegion(
-  x: number,
-  y: number,
-  w: number,
-  h: number,
-  lang?: string,
-): Promise<OcrResult> {
-  const language = lang ?? 'en-US'
-  if (w <= 0 || h <= 0) return emptyResult(language)
-
-  try {
-    const script = buildOcrRegionScript(x, y, w, h, language)
-    const raw = runPs(script)
-    return parseOcrOutput(raw, language)
-  } catch {
-    return emptyResult(language)
-  }
-}
-
-/**
- * Perform OCR on a specific window by its title.
- * Gets the window rect, then delegates to ocrRegion.
- *
- * @param windowTitle - Exact window title to find via FindWindow
- * @param lang - BCP-47 language tag (default 'en-US')
- */
-export async function ocrWindow(
-  windowTitle: string,
-  lang?: string,
-): Promise<OcrResult> {
-  const language = lang ?? 'en-US'
-
-  try {
-    const rectScript = buildGetWindowRectScript(windowTitle)
-    const raw = runPs(rectScript)
-    const trimmed = raw.trim()
-
-    if (!trimmed || trimmed === 'NOT_FOUND' || trimmed === 'INVALID_SIZE') {
-      return emptyResult(language)
-    }
-
-    const parts = trimmed.split(',')
-    if (parts.length !== 4) return emptyResult(language)
-
-    const [x, y, w, h] = parts.map(Number)
-    if (!w || !h) return emptyResult(language)
-
-    return ocrRegion(x, y, w, h, lang)
-  } catch {
-    return emptyResult(language)
-  }
-}

src/utils/dxt/helpers.ts

@@ -20,7 +20,8 @@ export async function validateManifest(
     const errors = parseResult.error.flatten()
     const errorMessages = [
       ...Object.entries(errors.fieldErrors).map(
-        ([field, errs]) => `${field}: ${(errs as any)?.join(', ')}`,
+        ([field, errs]) =>
+          `${field}: ${(errs as string[] | undefined)?.join(', ')}`,
       ),
       ...(errors.formErrors || []),
     ]

src/utils/mcpInstructionsDelta.ts

@@ -65,8 +65,9 @@ export function getMcpInstructionsDelta(
     attachmentCount++
     if (msg.attachment!.type !== 'mcp_instructions_delta') continue
     midCount++
-    for (const n of (msg.attachment! as any).addedNames) announced.add(n)
-    for (const n of (msg.attachment! as any).removedNames) announced.delete(n)
+    const delta = msg.attachment! as unknown as McpInstructionsDelta
+    for (const n of delta.addedNames) announced.add(n)
+    for (const n of delta.removedNames) announced.delete(n)
   }
 
   const connected = mcpClients.filter(

src/utils/sessionTitle.ts

@@ -37,8 +37,8 @@ export function extractConversationText(messages: Message[]): string {
     if ('isMeta' in msg && msg.isMeta) continue
     if (
       'origin' in msg &&
-      (msg as any).origin &&
-      (msg as any).origin.kind !== 'human'
+      (msg as unknown as { origin?: { kind?: string } }).origin &&
+      (msg as unknown as { origin: { kind?: string } }).origin.kind !== 'human'
     )
       continue
     const content = msg.message!.content
@@ -116,7 +116,9 @@ export async function generateSessionTitle(
       },
     })
 
-    const text = extractTextContent(result.message.content as any)
+    const text = extractTextContent(
+      result.message.content as readonly { readonly type: string }[],
+    )
 
     const parsed = titleSchema().safeParse(safeParseJSON(text))
     const title = parsed.success ? parsed.data.title.trim() || null : null

src/utils/systemThemeWatcher.ts

@@ -1,8 +0,0 @@
-// Auto-generated stub — replace with real implementation
-export {}
-export const watchSystemTheme: (
-  querier: unknown,
-  setTheme: React.Dispatch<
-    React.SetStateAction<import('./systemTheme.js').SystemTheme>
-  >,
-) => () => void = () => () => {}

src/utils/warningHandler.ts

@@ -48,15 +48,6 @@ function isInternalWarning(warning: Error): boolean {
 // Store reference to our warning handler so we can detect if it's already installed
 let warningHandler: ((warning: Error) => void) | null = null
 
-// For testing only - allows resetting the warning handler state
-export function resetWarningHandler(): void {
-  if (warningHandler) {
-    process.removeListener('warning', warningHandler)
-  }
-  warningHandler = null
-  warningCounts.clear()
-}
-
 export function initializeWarningHandler(): void {
   // Only set up handler once - check if our handler is already installed
   const currentListeners = process.listeners('warning')