perf(test): reduce skills + update + memory suite overhead

src/agents/skills/bundled-context.ts

@@ -4,6 +4,7 @@ import { resolveBundledSkillsDir, type BundledSkillsResolveOptions } from "./bun
 
 const skillsLogger = createSubsystemLogger("skills");
 let hasWarnedMissingBundledDir = false;
+let cachedBundledContext: { dir: string; names: Set<string> } | null = null;
 
 export type BundledSkillsContext = {
   dir?: string;
@@ -24,11 +25,16 @@ export function resolveBundledSkillsContext(
     }
     return { dir, names };
   }
+
+  if (cachedBundledContext?.dir === dir) {
+    return { dir, names: new Set(cachedBundledContext.names) };
+  }
   const result = loadSkillsFromDir({ dir, source: "openclaw-bundled" });
   for (const skill of result.skills) {
     if (skill.name.trim()) {
       names.add(skill.name);
     }
   }
+  cachedBundledContext = { dir, names: new Set(names) };
   return { dir, names };
 }