make statefile configurable

config.yaml.sample

@@ -3,6 +3,7 @@ username: SimpBot
 password: SimpQAhoy
 dimension: dimension.saintnet.tech
 domain: saintnet.tech
+statefile: statefile
 vtubers:
         - name: Ina
           channelid: UCMwGHR0BTZuLsmjY_NT5Pwg

main.go

@@ -17,6 +17,7 @@ var Password string
 var DimensionServer string
 var HomeserverDomain string
 var GitCommit string
+var Statefile string
 
 func main() {
 	viper.SetConfigName("config")
@@ -28,17 +29,19 @@ func main() {
 	viper.SetConfigType("yaml")
 	Homeserver = viper.GetString("homeserver")
 	viper.SetDefault("domain", Homeserver)
+	viper.SetDefault("statefile", "simpstate")
 	Username = viper.GetString("username")
 	Password = viper.GetString("password")
 	DimensionServer = viper.GetString("dimension")
 	HomeserverDomain = viper.GetString("domain")
+	Statefile = viper.GetString("statefile")
 	var vtubers []*Vtuber
 	log.Println("Logging into", Homeserver, "as", Username)
 	client, err := mautrix.NewClient(Homeserver, "", "")
 	if err != nil {
 		panic(err)
 	}
-	client.Store = NewLazyMemStore("statedata")
+	client.Store = NewLazyMemStore(Statefile)
 	_, err = client.Login(&mautrix.ReqLogin{
 		Type:             "m.login.password",
 		Identifier:       mautrix.UserIdentifier{Type: mautrix.IdentifierTypeUser, User: Username},