fix: sanitize stale nested plugin paths in plugins.load.paths (#608)

Co-authored-by: Kagura Chen <daniyuu19@sjtu.edu.cn>

electron/utils/openclaw-auth.ts

@@ -1039,6 +1039,28 @@ export async function sanitizeOpenClawConfig(): Promise<void> {
             }
           }
           if (modified) pluginsObj.load = validLoad;
+        } else if (pluginsObj.load && typeof pluginsObj.load === 'object' && !Array.isArray(pluginsObj.load)) {
+          // Handle nested shape: plugins.load.paths (array of absolute paths)
+          const loadObj = pluginsObj.load as Record<string, unknown>;
+          if (Array.isArray(loadObj.paths)) {
+            const validPaths: unknown[] = [];
+            const countBefore = loadObj.paths.length;
+            for (const p of loadObj.paths) {
+              if (typeof p === 'string' && p.startsWith('/')) {
+                if (p.includes('node_modules/openclaw/extensions') || !(await fileExists(p))) {
+                  console.log(`[sanitize] Removing stale/bundled plugin path "${p}" from plugins.load.paths`);
+                  modified = true;
+                } else {
+                  validPaths.push(p);
+                }
+              } else {
+                validPaths.push(p);
+              }
+            }
+            if (validPaths.length !== countBefore) {
+              loadObj.paths = validPaths;
+            }
+          }
         }
       }
     }