Unify model changes and shell command argument handling

internal/agents/clients.go

@@ -256,9 +256,8 @@ func (m *Manager) listClients() string {
 }
 
 type clientBashArgs struct {
-	Client    string `json:"client"`
-	Command   string `json:"command"`
-	TimeoutMs *int   `json:"timeout_ms"`
+	Client string `json:"client"`
+	bashArgs
 }
 
 func (m *Manager) clientBash(ctx context.Context, raw json.RawMessage) (string, error) {
@@ -267,15 +266,9 @@ func (m *Manager) clientBash(ctx context.Context, raw json.RawMessage) (string,
 	if err != nil {
 		return "", fmt.Errorf("malformed client_bash call: %w", err)
 	}
-	if strings.TrimSpace(args.Command) == "" {
-		return "", errors.New("command is empty")
-	}
-	timeout := defaultBashTimeout
-	if args.TimeoutMs != nil {
-		timeout = time.Duration(*args.TimeoutMs) * time.Millisecond
-	}
-	if timeout <= 0 || timeout > maxBashTimeout {
-		return "", fmt.Errorf("timeout_ms must be between 1 and %d", maxBashTimeout.Milliseconds())
+	timeout, err := args.timeout()
+	if err != nil {
+		return "", err
 	}
 
 	exitCode, output, err := m.runClientBash(ctx, args.Client, args.Command, timeout)