use -S when passing command to env to ensure args passed correctly

src/server.ts

@@ -61,7 +61,7 @@ export async function start(
         args[1] = `${username.trim()}@${args[1]}`;
         logger.debug('Spawning term', {
           username: username.trim(),
-          cmd: args.join(' ').trim(),
+          cmd: args.join(' '),
         });
         spawn(socket, args);
       } catch (error) {

src/server/spawn.ts

@@ -5,7 +5,9 @@ import { logger } from '../shared/logger.js';
 import { xterm } from './shared/xterm.js';
 
 export function spawn(socket: SocketIO.Socket, args: string[]): void {
-  const term = pty.spawn('/usr/bin/env', args, xterm);
+  const cmd = ['-S', ...args];
+  logger.debug('Spawning PTTY', { cmd });
+  const term = pty.spawn('/usr/bin/env', cmd, xterm);
   const { pid } = term;
   const address = args[0] === 'ssh' ? args[1] : 'localhost';
   logger.info('Process Started on behalf of user', {