Change logrus to slog

Signed-off-by: Asai Neko <sugar@sne.moe>

config/config.go

@@ -1,11 +1,10 @@
 package config
 
 import (
+	"log/slog"
 	"os"
 	"strings"
 
-	log "github.com/sirupsen/logrus"
-
 	"github.com/spf13/viper"
 )
 
@@ -30,9 +29,11 @@ func Init() {
 	conf := &config{}
 	if err := viper.ReadInConfig(); err != nil {
 		// Dont generate config when using dev mode
-		log.Fatalln("Can't read config!")
+		slog.Error("[Config] Can't read config!", "err", err)
+		os.Exit(1)
 	}
 	if err := viper.Unmarshal(conf); err != nil {
-		log.Fatalln(err)
+		slog.Error("[Condig] Can't unmarshal config!", "err", err)
+		os.Exit(1)
 	}
 }