Should search .xaml files.

Issue Description

Should search .xaml files when I want to add context. Currently I can only add one by one manually by opening the file.

Steps to Reproduce

Expected Behavior

Should show list of *.xaml files when I search for it.

Actual Behavior

No .xaml files are shown.

Screenshots / Screen Recordings

Operating System

Windows 10

Current Qoder Version (Menu → About Qoder → Copy)

Version: 0.1.20
VSCode Version: 1.100.0 (user setup)
Commit: bb7f40c9458d6437a38f9ea187fcd2ab0389eb1e
Date: 2025-08-30T05:15:07.538Z
Electron: 34.5.1
Chromium: 132.0.6834.210
Node.js: 20.19.0
V8: 13.2.152.41-electron.0
OS: Windows_NT x64 10.0.19045