fix: honor send path/filePath inputs (#1444) (thanks @hopyky)

src/agents/tools/message-tool.ts

@@ -341,15 +341,6 @@ export function createMessageTool(options?: MessageToolOptions): AnyAgentTool {
         required: true,
       }) as ChannelMessageActionName;
 
-      // Handle path and filePath parameters: convert to media with file:// URL
-      if (action === "send" && !params.media) {
-        const filePath =
-          (params.path as string | undefined) || (params.filePath as string | undefined);
-        if (filePath) {
-          params.media = filePath.startsWith("file://") ? filePath : `file://${filePath}`;
-        }
-      }
-
       const accountId = readStringParam(params, "accountId") ?? agentAccountId;
 
       const gateway = {