feat(bonfire): add FlagBool and read every bare switch with it (IN-04, quick-261028-rqd)

modules/lighthouse/centrifugo/commands.go

@@ -61,11 +61,7 @@ monitoring scripts.`,
 				cfg = LoadConfig(nil)
 			}
 			client := NewClient(cfg, nil)
-			asJSON := false
-			if in != nil {
-				v, _ := in.Flag("json")
-				asJSON = v == "true"
-			}
+			asJSON := bonfire.FlagBool(in, "json")
 			if asJSON {
 				info := client.DebugInfo()
 				res := healthJSON{APIURL: info.APIURL, Enabled: info.Enabled, APIKeySet: info.APIKeySet}