Jump back after jump to def with "C-c b"

modules/siren-dumb-jump.el

@@ -9,6 +9,7 @@
 (use-package dumb-jump
   :bind
   ("C-c d" . dumb-jump-go)
+  ("C-c b" . dumb-jump-back)
   ("M-g o" . dumb-jump-go-other-window)
   ("M-g j" . dumb-jump-go)
   ("M-g b" . dumb-jump-back)

modules/siren-golang.el

@@ -70,7 +70,8 @@
   :defer t
   :after go-mode
   :bind (:map go-mode-map
-              ("C-c d" . go-guru-definition))
+              ("C-c d" . go-guru-definition)
+              ("C-c b" . pop-tag-mark))
   :hook (go-mode . siren-go-guru-setup)
 
   :init