feat: add migration

internal/persistence/connection.go

@@ -0,0 +1,22 @@
+package persistence
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"time"
+
+	"github.com/jackc/pgx/v5"
+)
+
+func NewConnection() (*pgx.Conn, error) {
+	ctx, cancel := context.WithTimeout(context.Background(), time.Second*10)
+	defer cancel()
+
+	conn, err := pgx.Connect(ctx, os.Getenv("ORBIS_POSTGRES_DB"))
+	if err != nil {
+		return nil, fmt.Errorf("failed to connect to orbis postgres database: %w", err)
+	}
+
+	return conn, nil
+}