support for discovered tools using project settings for discovery and call commands

packages/server/src/tools/shell.md

@@ -1,6 +1,7 @@
 This tool executes a given shell command as `bash -c <command>`.
 Command can be any valid single-line Bash command.
 Command can start background processes using `&`.
+Command is executed as a subprocess.
 
 The following information is returned:
 
@@ -8,7 +9,7 @@ Command: Executed command.
 Directory: Directory (relative to project root) where command was executed, or `(root)`.
 Stdout: Output on stdout stream. Can be `(empty)` or partial on error.
 Stderr: Output on stderr stream. Can be `(empty)` or partial on error.
-Error: Error or `(none)` if no error occurred.
+Error: Error or `(none)` if no error was reported for the subprocess.
 Exit Code: Exit code or `(none)` if terminated by signal.
 Signal: Signal number or `(none)` if no signal was received.
 Background PIDs: List of background processes started or `(none)`.