Update base2-free to use regular tools instead of agents that run multiple tool calls in parallel

Author: jahooma

agents/base2/base2.ts

@@ -68,13 +68,16 @@ export function createBase2(
       !noAskUser && 'ask_user',
       'skill',
       'set_output',
+      isFree && 'code_search',
+      isFree && 'list_directory',
+      isFree && 'glob',
     ),
     spawnableAgents: buildArray(
       !isMax && 'file-picker',
       isMax && 'file-picker-max',
-      'code-searcher',
-      'directory-lister',
-      'glob-matcher',
+      !isFree && 'code-searcher',
+      !isFree && 'directory-lister',
+      !isFree && 'glob-matcher',
       'researcher-web',
       'researcher-docs',
       isFree ? 'commander-lite' : 'commander',