@@ -190,17 +190,11 @@ jobs:
           dotnet publish src/UniGetUI/UniGetUI.csproj /noLogo /p:Configuration=Release /p:Platform=$Platform -p:RuntimeIdentifier=win-$Platform -v m
           if ($LASTEXITCODE -ne 0) { throw "dotnet publish WinUI failed" }
 
-          dotnet publish src/UniGetUI.Avalonia/UniGetUI.Avalonia.csproj /noLogo /p:Configuration=Release /p:Platform=$Platform -p:RuntimeIdentifier=win-$Platform --self-contained true -v m
-          if ($LASTEXITCODE -ne 0) { throw "dotnet publish Avalonia failed" }
-
           # Stage binaries
           $PublishDir = "src/UniGetUI/bin/$Platform/Release/$TargetFramework/win-$Platform/publish"
-          $AvaloniaPublishDir = "src/UniGetUI.Avalonia/bin/$Platform/Release/$TargetFramework/win-$Platform/publish"
           if (Test-Path "unigetui_bin") { Remove-Item "unigetui_bin" -Recurse -Force }
           New-Item "unigetui_bin" -ItemType Directory | Out-Null
           Get-ChildItem $PublishDir | Move-Item -Destination "unigetui_bin" -Force
-          New-Item "unigetui_bin/Avalonia" -ItemType Directory | Out-Null
-          Get-ChildItem $AvaloniaPublishDir | Move-Item -Destination "unigetui_bin/Avalonia" -Force
 
           # Backward-compat alias
           Copy-Item "unigetui_bin/UniGetUI.exe" "unigetui_bin/WingetUI.exe" -Force
 
@@ -39,7 +39,6 @@ $RepoRoot = Resolve-Path (Join-Path $PSScriptRoot "..")
 $SrcDir = Join-Path $RepoRoot "src"
 $WindowsSolution = Join-Path $SrcDir "UniGetUI.Windows.slnx"
 $PublishProject = Join-Path $SrcDir "UniGetUI" "UniGetUI.csproj"
-$AvaloniaPublishProject = Join-Path $SrcDir "UniGetUI.Avalonia" "UniGetUI.Avalonia.csproj"
 $BinDir = Join-Path $RepoRoot "unigetui_bin"
 $BuildPropsPath = Join-Path $SrcDir "Directory.Build.props"
 [xml] $BuildProps = Get-Content $BuildPropsPath
@@ -52,7 +51,6 @@ if ([string]::IsNullOrWhiteSpace($PortableTargetFramework) -or [string]::IsNullO
 
 $TargetFramework = "$PortableTargetFramework-windows$WindowsTargetPlatformVersion"
 $PublishDir = Join-Path $SrcDir "UniGetUI" "bin" $Platform $Configuration $TargetFramework "win-$Platform" "publish"
-$AvaloniaPublishDir = Join-Path $SrcDir "UniGetUI.Avalonia" "bin" $Platform $Configuration $TargetFramework "win-$Platform" "publish"
 
 # --- Version stamping ---
 if ($Version) {
@@ -84,19 +82,11 @@ if ($LASTEXITCODE -ne 0) {
     throw "dotnet publish WinUI failed with exit code $LASTEXITCODE"
 }
 
-dotnet publish $AvaloniaPublishProject /noLogo /p:Configuration=$Configuration /p:Platform=$Platform -p:RuntimeIdentifier=win-$Platform --self-contained true --ignore-failed-sources -v m
-if ($LASTEXITCODE -ne 0) {
-    throw "dotnet publish Avalonia failed with exit code $LASTEXITCODE"
-}
-
 # --- Stage binaries ---
 if (Test-Path $BinDir) { Remove-Item $BinDir -Recurse -Force }
 New-Item $BinDir -ItemType Directory | Out-Null
 # Move published output into unigetui_bin
 Get-ChildItem $PublishDir | Move-Item -Destination $BinDir -Force
-$AvaloniaBinDir = Join-Path $BinDir "Avalonia"
-New-Item $AvaloniaBinDir -ItemType Directory | Out-Null
-Get-ChildItem $AvaloniaPublishDir | Move-Item -Destination $AvaloniaBinDir -Force
 
 # WingetUI.exe alias for backward compat
 Copy-Item (Join-Path $BinDir "UniGetUI.exe") (Join-Path $BinDir "WingetUI.exe") -Force
 
@@ -0,0 +1,85 @@
+#!/usr/bin/env pwsh
+<#
+.SYNOPSIS
+    Merges one publish directory into another, allowing only identical file collisions.
+
+.PARAMETER Source
+    The publish directory to copy from.
+
+.PARAMETER Destination
+    The publish directory to copy into.
+#>
+
+[CmdletBinding()]
+param(
+    [Parameter(Mandatory)]
+    [string] $Source,
+
+    [Parameter(Mandatory)]
+    [string] $Destination
+)
+
+$ErrorActionPreference = 'Stop'
+
+if (-not (Test-Path $Source -PathType Container)) {
+    throw "Source directory '$Source' does not exist."
+}
+
+if (-not (Test-Path $Destination -PathType Container)) {
+    throw "Destination directory '$Destination' does not exist."
+}
+
+$Source = (Resolve-Path $Source).Path
+$Destination = (Resolve-Path $Destination).Path
+
+$sourceWinsConflicts = @{
+    'Microsoft.Extensions.DependencyInjection.Abstractions.dll' = $true
+    'Microsoft.VisualBasic.dll' = $true
+    'Microsoft.Win32.SystemEvents.dll' = $true
+    'System.Diagnostics.EventLog.dll' = $true
+    'System.Drawing.Common.dll' = $true
+    'System.Drawing.dll' = $true
+    'System.Private.Windows.Core.dll' = $true
+    'System.Security.Cryptography.Pkcs.dll' = $true
+    'System.Security.Cryptography.Xml.dll' = $true
+    'WindowsBase.dll' = $true
+}
+
+$destinationWinsConflicts = @{
+    'Microsoft.Windows.SDK.NET.dll' = $true
+    'WinRT.Runtime.dll' = $true
+}
+
+Get-ChildItem $Source -Recurse -File | ForEach-Object {
+    $relativePath = $_.FullName.Substring($Source.Length).TrimStart('\', '/')
+    $destinationPath = Join-Path $Destination $relativePath
+    $destinationDirectory = Split-Path $destinationPath -Parent
+
+    if (Test-Path $destinationPath -PathType Leaf) {
+        $sourceHash = (Get-FileHash $_.FullName -Algorithm SHA256).Hash
+        $destinationHash = (Get-FileHash $destinationPath -Algorithm SHA256).Hash
+
+        if ($sourceHash -ne $destinationHash) {
+            $fileName = [System.IO.Path]::GetFileName($relativePath)
+
+            if ($sourceWinsConflicts.ContainsKey($fileName)) {
+                Copy-Item $_.FullName -Destination $destinationPath -Force
+                return
+            }
+
+            if ($destinationWinsConflicts.ContainsKey($fileName)) {
+                return
+            }
+
+            throw "Publish merge conflict for '$relativePath': source and destination files differ."
+        }
+
+        return
+    }
+
+    if (-not (Test-Path $destinationDirectory -PathType Container)) {
+        New-Item $destinationDirectory -ItemType Directory -Force | Out-Null
+    }
+
+    Copy-Item $_.FullName -Destination $destinationPath -Force
+}