HMCL 整合包卡在「处理游戏依赖 0/241」
——RLCraft Dregora 实测排查与通用解法

https://mediafilez.forgecdn.net/files/2659/258/Aquaculture-1.12.2-1.6.8      → 404
https://mediafilez.forgecdn.net/files/2659/258/Aquaculture-1.12.2-1.6.8.jar  → 200

# 用法：先按 Step 1 解压 overrides，并准备 files.txt（每行 fileName TAB projectID TAB fileID）
$mirror  = 'https://mod.mcimirror.top/files'
$mods    = 'D:\我的世界\.minecraft\versions\<实例名>\mods'
$lines   = Get-Content -LiteralPath '.\files.txt' -Encoding UTF8 | Where-Object { $_.Trim() }

Add-Type -AssemblyName System.Net.Http
$http = New-Object System.Net.Http.HttpClient
$http.Timeout = [TimeSpan]::FromSeconds(600)
$http.DefaultRequestHeaders.UserAgent.ParseAdd('Mozilla/5.0')

$ok = 0; $fail = @()
foreach ($line in $lines) {
    $name, $pid, $fid = $line.Split("`t")
    $url  = "$mirror/$pid/$fid/$name"
    $dest = Join-Path $mods $name
    if ((Test-Path -LiteralPath $dest) -and (Get-Item -LiteralPath $dest).Length -gt 0) { continue }
    try {
        # HEAD 拿真实大小，避免截断文件
        $head = New-Object System.Net.Http.HttpRequestMessage([System.Net.Http.HttpMethod]::Head, $url)
        $exp  = $http.SendAsync($head).Result.Content.Headers.ContentLength
        $bytes = $http.GetByteArrayAsync($url).Result
        if ([int64]$bytes.Length -ne [int64]$exp) { throw "size mismatch $($bytes.Length)/$exp" }
        [IO.File]::WriteAllBytes($dest, $bytes)
        $ok++
    } catch { $fail += $name }
}
$http.Dispose()
"downloaded=$ok failed=$($fail.Count)"; $fail

$mods = 'D:\我的世界\.minecraft\versions\<实例名>\mods'
$zero = Get-ChildItem -LiteralPath $mods -File | Where-Object Length -eq 0
"0字节文件: $($zero.Count)"; $zero | Select-Object -ExpandProperty Name
$all = @(Get-ChildItem -LiteralPath $mods -File)
"files=$($all.Count) jars=$(@($all | Where-Object Extension -eq '.jar').Count) sizeMB=$([math]::Round((($all | Measure-Object Length -Sum).Sum)/1MB,1))"