Run the developer mcp in a login shell

crates/goose-mcp/src/mcp_server_runner.rs

@@ -3,6 +3,9 @@ use crate::{
 };
 use anyhow::{anyhow, Result};
 use rmcp::{transport::stdio, ServiceExt};
+use std::{env, os::unix::process::CommandExt, process::Command};
+
+const DEV_TOOL_NO_FORK_ENV: &str = "GOOSE_DEVELOPER_MCP_NO_SHELL";
 
 /// Run an MCP server by name
 ///
@@ -20,7 +23,26 @@ pub async fn run_mcp_server(name: &str) -> Result<()> {
     match name {
         "autovisualiser" => serve_and_wait(AutoVisualiserRouter::new()).await,
         "computercontroller" => serve_and_wait(ComputerControllerServer::new()).await,
-        "developer" => serve_and_wait(DeveloperServer::new()).await,
+        "developer" => {
+            if cfg!(unix)
+                && env::var(DEV_TOOL_NO_FORK_ENV)
+                    .unwrap_or_default()
+                    .is_empty()
+            {
+                let shell = env::var("SHELL").unwrap_or_else(|_| "/bin/bash".to_string());
+                let command: String = env::args().collect::<Vec<_>>().join(" ");
+                let err = Command::new(&shell)
+                    .env(DEV_TOOL_NO_FORK_ENV, "1")
+                    .arg("-l")
+                    .arg("-c")
+                    .arg(command)
+                    .exec();
+                eprintln!("exec failed: {}", err);
+                std::process::exit(1);
+            } else {
+                serve_and_wait(DeveloperServer::new()).await
+            }
+        }
         "memory" => serve_and_wait(MemoryServer::new()).await,
         "tutorial" => serve_and_wait(TutorialServer::new()).await,
         _ => {