Initialize Infstar Paper-based server core

scripts/prepare-test-server.ps1

@@ -0,0 +1,38 @@
+param(
+    [Parameter(Mandatory = $true)]
+    [ValidateScript({ Test-Path -LiteralPath $_ -PathType Leaf })]
+    [string] $JarPath,
+    [int] $Port = 25565
+)
+
+$projectRoot = (Resolve-Path (Join-Path $PSScriptRoot "..")).Path
+$runDirectory = Join-Path $projectRoot "run"
+$targetJar = Join-Path $runDirectory "infstar.jar"
+
+New-Item -ItemType Directory -Path $runDirectory -Force | Out-Null
+Copy-Item -LiteralPath (Resolve-Path $JarPath).Path -Destination $targetJar -Force
+
+@"
+# Infstar 本地测试服务器配置
+server-port=$Port
+motd=Infstar Local Test Server
+online-mode=false
+enable-command-block=true
+spawn-protection=0
+view-distance=8
+simulation-distance=6
+enable-rcon=false
+"@ | Set-Content -LiteralPath (Join-Path $runDirectory "server.properties") -Encoding utf8
+
+"eula=true" | Set-Content -LiteralPath (Join-Path $runDirectory "eula.txt") -Encoding ascii
+
+@"
+这是 Infstar 的本地测试服务器目录，不应提交到 Git 仓库。
+
+启动方式：
+  ..\scripts\start-test-server.ps1
+
+该目录包含世界、日志、配置和构建产物，已通过 .gitignore 排除。
+"@ | Set-Content -LiteralPath (Join-Path $runDirectory "README.txt") -Encoding utf8
+
+Write-Output "测试服务器已准备完成：$runDirectory"