add input:kb_file

src/config/defaultConfig.hpp

@@ -20,6 +20,7 @@ autogenerated=1 # remove this line to get rid of the warning on top.
 monitor=,preferred,auto,1
 
 input {
+    kb_file=
     kb_layout=
     kb_variant=
     kb_model=
@@ -122,4 +123,4 @@ bind=ALT,0,movetoworkspace,10
 
 bind=SUPER,mouse_down,workspace,e+1
 bind=SUPER,mouse_up,workspace,e-1
-)#";
+)#";