fix(scripts): resolve repo root by searching oclaw.json

Make start/stop scripts robust to directory renames, and improve stop hints when process termination is denied.

Co-authored-by: Cursor <cursoragent@cursor.com>

runtime/operations/scripts/stop_ops.ps1

@@ -8,7 +8,28 @@ function Write-Step([string]$msg) {
     Write-Host "==> $msg" -ForegroundColor Cyan
 }
 
-$repoRoot = Split-Path -Parent (Split-Path -Parent (Split-Path -Parent $PSScriptRoot))
+$repoRoot = $null
+function Resolve-RepoRoot([string]$fromDir) {
+    $cur = (Resolve-Path $fromDir).Path
+    for ($i = 0; $i -lt 12; $i++) {
+        $cfg = Join-Path $cur "oclaw.json"
+        if (Test-Path $cfg) {
+            return $cur
+        }
+        $parent = Split-Path -Parent $cur
+        if (-not $parent -or $parent -eq $cur) {
+            break
+        }
+        $cur = $parent
+    }
+    return $null
+}
+
+$repoRoot = Resolve-RepoRoot $PSScriptRoot
+if (-not $repoRoot) {
+    # Fallback: old relative layout assumption
+    $repoRoot = Split-Path -Parent (Split-Path -Parent (Split-Path -Parent $PSScriptRoot))
+}
 $repoParent = Split-Path -Parent $repoRoot
 Set-Location $repoRoot
 $env:PYTHONPATH = $repoParent