feat: jwt authentication

internal/repository/auth.go

@@ -0,0 +1,31 @@
+package repository
+
+import (
+	"context"
+	"database/sql"
+	"fmt"
+
+	"github.com/robindittmar/dttmr-api/internal/domain"
+)
+
+type AuthRepo struct {
+	db *sql.DB
+}
+
+func NewAuthRepo(db *sql.DB) *AuthRepo {
+	return &AuthRepo{db: db}
+}
+
+func (r *AuthRepo) GetByEmail(ctx context.Context, email string) (*domain.AuthUser, error) {
+	user := &domain.AuthUser{}
+
+	err := r.db.QueryRowContext(ctx,
+		"SELECT id, email, name, password_hash FROM users WHERE email = $1",
+		email,
+	).Scan(&user.ID, &user.Email, &user.Name, &user.PasswordHash)
+	if err != nil {
+		return nil, fmt.Errorf("failed to get user: %w", err)
+	}
+
+	return user, nil
+}