完成运行时与启动链路的全面相对路径整改，统一以仓库根为路径基准并移除 oclaw 双层硬编码。

同时补齐路径回归测试与开源自检文档，确保从非仓库 cwd 启动时 workspace 根、配置和 wiki 路径仍稳定可用。

Made-with: Cursor

runtime/operations/scripts/start_desktop.ps1

@@ -22,6 +22,10 @@ if (-not (Test-Path $desktopDir)) {
 
 Set-Location $desktopDir
 $env:PYTHONPATH = $repoParent
+$env:PYTHONSAFEPATH = "1"
+$env:AIA_WORKSPACE_ROOT = $repoRoot
+$env:OPS_WORKSPACE_ROOT = $repoRoot
+$env:OCLAW_WORKSPACE = $repoRoot
 
 if (-not $KeepExistingGateway) {
     Write-Host "==> Cleaning previous gateway listener" -ForegroundColor Cyan