fix AUR, publish desktop not server for now (#6204)

# Description of Changes

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Please provide a summary of the changes, including:

- What was changed
- Why the change was made
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Closes #(issue_number)
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---

## Checklist

### General

- [ ] I have read the [Contribution
Guidelines](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/CONTRIBUTING.md)
- [ ] I have read the [Stirling-PDF Developer
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/DeveloperGuide.md)
(if applicable)
- [ ] I have read the [How to add new languages to
Stirling-PDF](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md)
(if applicable)
- [ ] I have performed a self-review of my own code
- [ ] My changes generate no new warnings

### Documentation

- [ ] I have updated relevant docs on [Stirling-PDF's doc
repo](https://github.com/Stirling-Tools/Stirling-Tools.github.io/blob/main/docs/)
(if functionality has heavily changed)
- [ ] I have read the section [Add New Translation
Tags](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md#add-new-translation-tags)
(for new translation tags only)

### Translations (if applicable)

- [ ] I ran
[`scripts/counter_translation.py`](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/docs/counter_translation.md)

### UI Changes (if applicable)

- [ ] Screenshots or videos demonstrating the UI changes are attached
(e.g., as comments or direct attachments in the PR)

### Testing (if applicable)

- [ ] I have run `task check` to verify linters, typechecks, and tests
pass
- [ ] I have tested my changes locally. Refer to the [Testing
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/DeveloperGuide.md#7-testing)
for more details.

.github/aur/stirling-pdf-desktop/PKGBUILD

@@ -0,0 +1,29 @@
+# Maintainer: Stirling PDF Inc <[email protected]>
+pkgname=stirling-pdf-desktop
+pkgver=2.7.3
+pkgrel=1
+pkgdesc="Locally hosted, web-based PDF manipulation tool (Tauri desktop app, official Stirling PDF Inc build)"
+arch=('x86_64')
+url="https://www.stirling.com"
+license=('MIT' 'LicenseRef-Stirling-PDF-Proprietary')
+depends=('gtk3' 'webkit2gtk-4.1' 'libappindicator-gtk3')
+provides=('stirling-pdf')
+conflicts=('stirling-pdf' 'stirling-pdf-git' 'stirling-pdf-bin')
+options=('!strip')
+
+source_x86_64=("${pkgname}-${pkgver}.deb::https://github.com/Stirling-Tools/Stirling-PDF/releases/download/v${pkgver}/Stirling-PDF-linux-x86_64.deb")
+sha256sums_x86_64=('PLACEHOLDER_DEB_SHA256')
+
+package() {
+    # Extract the .deb archive
+    bsdtar -xf data.tar* -C "${pkgdir}"
+
+    # Fix permissions
+    find "${pkgdir}" -type d -exec chmod 755 {} \;
+
+    # Install license
+    install -Dm644 /dev/stdin "${pkgdir}/usr/share/licenses/${pkgname}/LICENSE" <<EOF
+Copyright (c) 2025 Stirling PDF Inc
+All rights reserved. See https://github.com/Stirling-Tools/Stirling-PDF/blob/main/LICENSE
+EOF
+}