fix: preserve upgrade runner logs

scripts/admin-upgrade-runner.mjs

@@ -271,7 +271,7 @@ function updateState(patch) {
     ...state,
     ...patch,
     updatedAt: new Date().toISOString(),
-    logs: state.logs || [],
+    logs: patch.logs || state.logs || [],
   };
   ensureDir(path.dirname(stateFile));
   const tempFile = `${stateFile}.tmp`;