switch to pgx driver + create merch

internal/user/repository.go

@@ -1,24 +1,27 @@
 package user
 
-import "database/sql"
+import (
+	"context"
+	"github.com/jackc/pgx/v5/pgxpool"
+)
 
 type Repository interface {
-	getUserId(userUuid string) (string, error)
+	getUserId(ctx context.Context, userUuid string) (string, error)
 }
 
 type repo struct {
-	db *sql.DB
+	db *pgxpool.Pool
 }
 
-func newRepository(db *sql.DB) Repository {
+func newRepository(db *pgxpool.Pool) Repository {
 	return &repo{
 		db: db,
 	}
 }
 
-func (r *repo) getUserId(userUuid string) (string, error) {
+func (r *repo) getUserId(ctx context.Context, userUuid string) (string, error) {
 	q := `SELECT id FROM users WHERE uuid = $1 AND deleted_at IS NULL LIMIT 1`
-	row := r.db.QueryRow(q, userUuid)
+	row := r.db.QueryRow(ctx, q, userUuid)
 
 	var id string
 	if err := row.Scan(&id); err != nil {