add: register and login with DB query AND some struct type correction

internal/api/middleware/auth.go

@@ -71,7 +71,7 @@ func Auth(authService *service.AuthService, logger *zap.Logger) func(http.Handle
 			// Add user info to request context
 			ctx := context.WithValue(r.Context(), UserIDKey, claims.UserID)
 			ctx = context.WithValue(ctx, UserRoleKey, claims.Role)
-			ctx = context.WithValue(ctx, UserEmailKey, claims.Email)
+			ctx = context.WithValue(ctx, UserEmailKey, claims.Email) // TODO: Apakah kita perlu param email untuk generate access token?
 
 			// Store the claims with the defined context key
 			ctx = context.WithValue(ctx, ClaimsKey, claims)