tool description最適化

1 files changed, 22 insertions, 4 deletions

diff --git a/src/mcp/tools/search_messages.c b/src/mcp/tools/search_messages.c
index d20d7b2..44db1ef 100644
--- a/src/mcp/tools/search_messages.c
+++ b/src/mcp/tools/search_messages.c
@@ -127,11 +127,29 @@ call_search_messages(const mcpc_tool_t *tool, mcpc_ucbr_t *result)
 bool
 tiny_mcp_register_search_messages(mcpc_server_t *server)
 {
-  mcpc_tool_t *tool = tiny_mcp_tool_new("search_messages", "Search messages", call_search_messages);
-  return tool && tiny_mcp_tool_add_property(tool, "query", "Search text", MCPC_U8STR, true)
+  mcpc_tool_t *tool
+      = tiny_mcp_tool_new("search_messages",
+                          "Search persisted message content and tags by text relevance. Use it to "
+                          "recall matching information globally or within one session.",
+                          call_search_messages);
+  return tool
          && tiny_mcp_tool_add_property(
-             tool, "session_id", "Optional session ID; omitted searches all", MCPC_U8STR, false)
+             tool,
+             "query",
+             "UTF-8 text to match against persisted message content and tags.",
+             MCPC_U8STR,
+             true)
          && tiny_mcp_tool_add_property(
-             tool, "limit", "Optional result limit from 1 to 100; defaults to 20", MCPC_I32, false)
+             tool,
+             "session_id",
+             "Conversation session to search; omit to search across all sessions.",
+             MCPC_U8STR,
+             false)
+         && tiny_mcp_tool_add_property(
+             tool,
+             "limit",
+             "Maximum ranked matches to return, from 1 to 100; defaults to 20.",
+             MCPC_I32,
+             false)
          && mcpc_server_add_tool(server, tool) == MCPC_EC_0;
 }