Function installChromeNativeHostManifest

src/utils/claudeInChrome/setup.ts:191–266

(
  manifestBinaryPath: string,
)

}

export async function installChromeNativeHostManifest(
  manifestBinaryPath: string,
): Promise<void> {
  const manifestDirs = getNativeMessagingHostsDirs()
  if (manifestDirs.length === 0) {
    throw Error('Claude in Chrome Native Host not supported on this platform')
  }

  const manifest = {
    name: NATIVE_HOST_IDENTIFIER,
    description: 'Claude Code Browser Extension Native Host',
    path: manifestBinaryPath,
    type: 'stdio',
    allowed_origins: [
      `chrome-extension://fcoeoabgfenejglbffodgkkbkcdhcgfn/`, // PROD_EXTENSION_ID
      ...(process.env.USER_TYPE === 'ant'
        ? [
            'chrome-extension://dihbgbndebgnbjfmelmegjepbnkhlgni/', // DEV_EXTENSION_ID
            'chrome-extension://dngcpimnedloihjnnfngkgjoidhnaolf/', // ANT_EXTENSION_ID
          ]
        : []),
    ],
  }

  const manifestContent = jsonStringify(manifest, null, 2)
  let anyManifestUpdated = false

  // Install manifest to all browser directories
  for (const manifestDir of manifestDirs) {
    const manifestPath = join(manifestDir, NATIVE_HOST_MANIFEST_NAME)

    // Check if content matches to avoid unnecessary writes
    const existingContent = await readFile(manifestPath, 'utf-8').catch(
      () => null,
    )
    if (existingContent === manifestContent) {
      continue
    }

    try {
      await mkdir(manifestDir, { recursive: true })
      await writeFile(manifestPath, manifestContent)
      logForDebugging(
        `[Claude in Chrome] Installed native host manifest at: ${manifestPath}`,
      )
      anyManifestUpdated = true
    } catch (error) {
      // Log but don't fail - the browser might not be installed
      logForDebugging(
        `[Claude in Chrome] Failed to install manifest at ${manifestPath}: ${error}`,
      )
    }
  }

  // Windows requires registry entries pointing to the manifest for each browser
  if (getPlatform() === 'windows') {
    const manifestPath = join(manifestDirs[0]!, NATIVE_HOST_MANIFEST_NAME)
    registerWindowsNativeHosts(manifestPath)