diff --git a/.gitignore b/.gitignore
index 83b2c94..edafdc4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 tmp
-bin
\ No newline at end of file
+bin
+config.yaml
\ No newline at end of file
diff --git a/config.template.yaml b/config.template.yaml
new file mode 100644
index 0000000..9a652bf
--- /dev/null
+++ b/config.template.yaml
@@ -0,0 +1,24 @@
+
+secretkey: 7A25432A462D4A614E645267556B5870
+privatekey: /home/his/backend/internal/auth/keys/private.pem
+hashCost: 9
+dbuser: root
+dbpass:
+dbhost: localhost
+dbport: 3306
+dbname: his
+tokenExpiration: 120
+dbsequser: root
+dbseqpass: 
+dbseqhost: localhost
+dbseqport: 3306
+dbseqname: his_seq
+photo: /home/ubuntu/photo-folder-location/
+# temporary param
+invoice_prefix: RSPAD
+vclaimProviderCode: 0901R003
+vclaimConsID: 6057
+vclaimSecretKey: rspad211016
+vclaimUserKey: 32e99aefa0866a5880067b27d151c3e4
+vclaimBaseURL: https://apijkn-dev.bpjs-kesehatan.go.id/vclaim-rest-dev
+vclaimAntreanBaseURL: https://apijkn-dev.bpjs-kesehatan.go.id/antreanrs_dev
\ No newline at end of file
diff --git a/package/config/config.go b/package/config/config.go
new file mode 100644
index 0000000..78589df
--- /dev/null
+++ b/package/config/config.go
@@ -0,0 +1,53 @@
+package config
+
+import (
+	"log"
+
+	"github.com/fsnotify/fsnotify"
+	"github.com/spf13/viper"
+	"go.uber.org/zap"
+)
+
+type Reader interface {
+	Get(key string) string
+}
+
+type viperConfigReader struct {
+	viper *viper.Viper
+}
+
+var Data *viperConfigReader
+
+func (v viperConfigReader) Get(key string) string {
+	return v.viper.GetString(key)
+}
+
+func (v viperConfigReader) GetInt(key string) int {
+	return v.viper.GetInt(key)
+}
+
+func Load() {
+	v := viper.New()
+	v.AddConfigPath(".")
+	v.SetConfigName("config")
+	v.SetConfigType("yaml")
+	v.AutomaticEnv()
+
+	err := v.ReadInConfig()
+	if err != nil {
+		return
+	}
+	Data = &viperConfigReader{
+		viper: v,
+	}
+	v.WatchConfig()
+	v.OnConfigChange(func(e fsnotify.Event) {
+		log.Println("config file changed", e.Name)
+		logger, _ := zap.NewProduction()
+		defer logger.Sync()
+		logger.Info("Config file change",
+			zap.String("name", e.Name),
+		)
+	})
+	return
+}
diff --git a/package/database/database.go b/package/database/database.go
new file mode 100644
index 0000000..32e08c3
--- /dev/null
+++ b/package/database/database.go
@@ -0,0 +1,95 @@
+package database
+
+import (
+	"bytes"
+	"database/sql"
+	"fmt"
+	"log"
+	"strings"
+
+	"cpone/package/config"
+
+	_ "github.com/go-sql-driver/mysql"
+)
+
+var Handle *sql.DB
+var HandleSeq *sql.DB
+
+func InitDB() {
+	println(config.Data.Get("DBhost"))
+	if config.Data.Get("DBhost") == "" {
+		println("sqlite")
+
+		handle, err := sql.Open("sqlite", config.Data.Get("DBname"))
+		if err != nil {
+			// log.Fatalf("🔥 failed to connect to the database: %s", err.Error())
+			log.Panic(err)
+		}
+		Handle = handle
+	} else {
+		println("mysql")
+		dsn := config.Data.Get("DBuser") + ":" + config.Data.Get("DBpass") + "@tcp(" + config.Data.Get("DBhost") + ":" + config.Data.Get("DBport") + ")/" + config.Data.Get("DBname")
+		println(dsn)
+		handle, err := sql.Open("mysql", dsn)
+
+		if err != nil {
+			log.Panic(err)
+		}
+
+		if err = handle.Ping(); err != nil {
+			log.Panic(err)
+		}
+		Handle = handle
+
+	}
+	log.Println("🚀 Connected Successfully to the Database")
+
+}
+
+func LogSQL(query string, args ...interface{}) {
+	var buffer bytes.Buffer
+	nArgs := len(args)
+	// Break the string by question marks, iterate over its parts and for each
+	// question mark - append an argument and format the argument according to
+	// it's type, taking into consideration NULL values and quoting strings.
+	for i, part := range strings.Split(query, "?") {
+		buffer.WriteString(part)
+		if i < nArgs {
+			switch a := args[i].(type) {
+			case int:
+				buffer.WriteString(fmt.Sprintf("%d", a))
+			case int64:
+				buffer.WriteString(fmt.Sprintf("%d", a))
+			case bool:
+				buffer.WriteString(fmt.Sprintf("%t", a))
+			case sql.NullBool:
+				if a.Valid {
+					buffer.WriteString(fmt.Sprintf("%t", a.Bool))
+				} else {
+					buffer.WriteString("NULL")
+				}
+			case sql.NullInt64:
+				if a.Valid {
+					buffer.WriteString(fmt.Sprintf("%d", a.Int64))
+				} else {
+					buffer.WriteString("NULL")
+				}
+			case sql.NullString:
+				if a.Valid {
+					buffer.WriteString(fmt.Sprintf("%q", a.String))
+				} else {
+					buffer.WriteString("NULL")
+				}
+			case sql.NullFloat64:
+				if a.Valid {
+					buffer.WriteString(fmt.Sprintf("%f", a.Float64))
+				} else {
+					buffer.WriteString("NULL")
+				}
+			default:
+				buffer.WriteString(fmt.Sprintf("%q", a))
+			}
+		}
+	}
+	log.Print(buffer.String())
+}