refactor sqlite db to support sqlc

internal/db/sqlite_db_test.go

@@ -11,8 +11,9 @@ import (
 func TestNewSqliteDB(t *testing.T) {
 	dbFile := os.Getenv("TEST_DB")
 	//	sql_driver.MakeTables(dbFile)
-	db := NewSqliteDB(dbFile)
-	defer db.CloseDb()
+	db, err := NewSqliteDB(dbFile)
+	assert.NoError(t, err)
+	defer db.Close()
 
 	testSignupLoginRenew(t, db)
 	testSqliteDBRandomSvgInterface(t, db)
@@ -28,7 +29,7 @@ func testSignupLoginRenew(t *testing.T, db CustomerUserRepository) {
 	nkodePolicy := models.NewDefaultNKodePolicy()
 	customerOrig, err := entities.NewCustomer(nkodePolicy)
 	assert.NoError(t, err)
-	err = db.WriteNewCustomer(*customerOrig)
+	err = db.CreateCustomer(*customerOrig)
 	assert.NoError(t, err)
 	customer, err := db.GetCustomer(customerOrig.Id)
 	assert.NoError(t, err)