Minor improvements to .worktreeinclude support implementation

Author: pol-rivero

app/src/lib/git/worktree-include.ts

@@ -1,8 +1,8 @@
-import * as Fs from 'fs'
 import * as Path from 'path'
 import { readFile, copyFile, mkdir } from 'fs/promises'
 import ignore from 'ignore'
 import type { Repository } from '../../models/repository'
+import { pathExists } from '../../ui/lib/path-exists'
 import { git } from './core'
 import { addWorktree, getMainWorktreePath } from './worktree'
 
@@ -59,7 +59,7 @@ export async function getIgnoredFilesMatchingPatterns(
   // Files are NUL-separated; filter out empty entries from the split
   const ignoredFiles = result.stdout.split('\0').filter(f => f.length > 0)
 
-  const ig = ignore().add(patterns as string[])
+  const ig = ignore().add(patterns)
   return ignoredFiles.filter(f => ig.ignores(f))
 }
 
@@ -89,8 +89,8 @@ export async function copyWorktreeIncludeFiles(
     }
 
     try {
-      // eslint-disable-next-line no-sync
-      if (!Fs.existsSync(src)) {
+      const exists = await pathExists(dest)
+      if (!exists) {
         continue
       }