Search for or select deferred tools to make them available for use.
MANDATORY PREREQUISITE - THIS IS A HARD REQUIREMENT
You MUST use this tool to load deferred tools BEFORE calling them directly.
This is a BLOCKING REQUIREMENT - deferred tools are NOT available until you load them using this tool. Look for messages in the conversation for the list of tools you can discover. Both query modes (keyword search and direct selection) load the returned tools — once a tool appears in the results, it is immediately available to call.${EXTENDED_TOOL_SEARCH_PROMPT}