Replace mcp_core::content types with rmcp::model types (#3500)

crates/goose/src/agents/subagent_execution_tool/subagent_execute_task_tool.rs

@@ -1,4 +1,5 @@
-use mcp_core::{tool::ToolAnnotations, Content, Tool, ToolError};
+use mcp_core::{tool::ToolAnnotations, Tool, ToolError};
+use rmcp::model::Content;
 use serde_json::Value;
 
 use crate::agents::subagent_task_config::TaskConfig;

crates/goose/src/agents/subagent_execution_tool/tasks.rs

@@ -1,4 +1,5 @@
 use serde_json::Value;
+use std::ops::Deref;
 use std::process::Stdio;
 use std::sync::Arc;
 use tokio::io::{AsyncBufReadExt, BufReader};
@@ -80,8 +81,10 @@ async fn handle_text_instruction_task(
             // Extract the text content from the result
             let result_text = contents
                 .into_iter()
-                .filter_map(|content| match content {
-                    mcp_core::Content::Text(text) => Some(text.text),
+                .filter_map(|content| match content.deref() {
+                    rmcp::model::RawContent::Text(raw_text_content) => {
+                        Some(raw_text_content.text.clone())
+                    }
                     _ => None,
                 })
                 .collect::<Vec<_>>()