initial commit

backend/internal/database/database.go

@@ -0,0 +1,16 @@
+package database
+
+import (
+	"fmt"
+
+	"gorm.io/driver/postgres"
+	"gorm.io/gorm"
+)
+
+func Open(databaseURL string) (*gorm.DB, error) {
+	db, err := gorm.Open(postgres.Open(databaseURL), &gorm.Config{})
+	if err != nil {
+		return nil, fmt.Errorf("open database: %w", err)
+	}
+	return db, nil
+}