feat(desktop): ts-ify everything

apps/desktop/electron/git-root.cjs

@@ -1,54 +0,0 @@
-'use strict'
-
-const fs = require('node:fs')
-const path = require('node:path')
-const { resolveRequestedPathForIpc } = require('./hardening.cjs')
-
-function findGitRoot(start, fsImpl = fs) {
-  let dir = start
-
-  for (let i = 0; i < 50; i += 1) {
-    try {
-      if (fsImpl.existsSync(path.join(dir, '.git'))) {
-        return dir
-      }
-    } catch {
-      return null
-    }
-
-    const parent = path.dirname(dir)
-
-    if (parent === dir) {
-      return null
-    }
-
-    dir = parent
-  }
-
-  return null
-}
-
-async function gitRootForIpc(startPath, options = {}) {
-  const fsImpl = options.fs || fs
-  let resolved
-
-  try {
-    resolved = resolveRequestedPathForIpc(startPath, { purpose: 'Git root' })
-  } catch {
-    return null
-  }
-
-  try {
-    const stat = await fsImpl.promises.stat(resolved)
-    const start = stat.isDirectory() ? resolved : path.dirname(resolved)
-
-    return findGitRoot(start, fsImpl)
-  } catch {
-    return findGitRoot(resolved, fsImpl)
-  }
-}
-
-module.exports = {
-  findGitRoot,
-  gitRootForIpc
-}