fix(settings): 补齐CUDA运行组件下载与安装入口

backend/scripts/install-model-runtime.ps1

@@ -1,8 +1,10 @@
 param(
     [ValidateSet('cpu', 'cuda')][string]$Device = 'cpu',
-    [string]$RuntimeDirectory = ''
+    [string]$RuntimeDirectory = '',
+    [switch]$QuietProgress
 )
 $ErrorActionPreference = 'Stop'
+$uvOptions = if ($QuietProgress) { @('--quiet') } else { @() }
 $backendRoot = Split-Path $PSScriptRoot -Parent
 $runtimeRoot = if ($RuntimeDirectory) { [IO.Path]::GetFullPath($RuntimeDirectory) } else { Join-Path $backendRoot '.venv-models' }
 $runtimePython = Join-Path $runtimeRoot 'Scripts/python.exe'
@@ -14,9 +16,12 @@ if (!(Test-Path -LiteralPath $runtimePython)) {
 $torchIndex = if ($Device -eq 'cuda') { 'https://download.pytorch.org/whl/cu128' } else { 'https://download.pytorch.org/whl/cpu' }
 $wheelVariant = if ($Device -eq 'cuda') { 'cu128' } else { 'cpu' }
 # Pin the local version too: ==2.9.1 alone also accepts an already-installed CPU wheel.
-& uv pip install --python $runtimePython --index-url $torchIndex "torch==2.9.1+$wheelVariant" "torchaudio==2.9.1+$wheelVariant"
+Write-Output 'COMPONENT:torch'
+& uv @uvOptions pip install --python $runtimePython --index-url $torchIndex "torch==2.9.1+$wheelVariant" "torchaudio==2.9.1+$wheelVariant"
 if ($LASTEXITCODE -ne 0) { throw 'PyTorch 安装失败' }
-& uv pip install --python $runtimePython -r (Join-Path $PSScriptRoot 'model-requirements.lock') -c (Join-Path $PSScriptRoot 'model-requirements.txt')
+Write-Output 'COMPONENT:dependencies'
+& uv @uvOptions pip install --python $runtimePython -r (Join-Path $PSScriptRoot 'model-requirements.lock') -c (Join-Path $PSScriptRoot 'model-requirements.txt')
 if ($LASTEXITCODE -ne 0) { throw '模型依赖安装失败' }
+Write-Output 'COMPONENT:verify'
 & $runtimePython -c 'import torch; print({"torch":torch.__version__,"cuda_available":torch.cuda.is_available()})'
 if ($LASTEXITCODE -ne 0) { throw '模型运行环境检查失败' }