scripts: add a script to migrate the DB

scripts/migrate.go

@@ -0,0 +1,25 @@
+package main
+
+import (
+	"context"
+	"database/sql"
+	"fmt"
+	"log"
+
+	_ "github.com/go-sql-driver/mysql"
+
+	"github.com/cycloidio/terracost/mysql"
+)
+
+func main() {
+	db, err := sql.Open("mysql", "root:terracost@tcp(localhost:33060)/terracost_test?multiStatements=true")
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	if err := mysql.Migrate(context.Background(), db, "_migrations"); err != nil {
+		log.Fatal(err)
+	}
+
+	fmt.Println("Migrated successfully!")
+}