cmd: Add a 'base-url' option

cmd/program.go

@@ -25,6 +25,7 @@
 
 //nolint:lll
 type InfoOptions struct {
+	BaseURL     string `long:"baseurl" env:"BASEURL" ini-name:"baseurl" default:"" description:"The base url for building links"`
 	Environment string `long:"environment" env:"ENVIRONMENT" ini-name:"environment" default:"default" description:"A environment name, used in sentry and prometheus"`
 }