refactor(middleware): remove deprecated CreateMiddlewares function

• Simplifies middleware creation by using CreateAuthMiddleware directly
• Cleans up test cases by removing references to deprecated function

Author: nexus49

middleware/authzMiddlewares.go

@@ -6,11 +6,6 @@ import (
 	"github.com/platform-mesh/golang-commons/policy_services"
 )
 
-// Deprecated: CreateMiddlewares use CreateAuthMiddleware instead.
-func CreateMiddlewares(retriever policy_services.TenantRetriever) []func(http.Handler) http.Handler {
-	return CreateAuthMiddleware(retriever)
-}
-
 func CreateAuthMiddleware(retriever policy_services.TenantRetriever) []func(http.Handler) http.Handler {
 	mws := make([]func(http.Handler) http.Handler, 0, 5)
 

middleware/authzMiddlewares_test.go

@@ -4,9 +4,10 @@ import (
 	"context"
 	"testing"
 
-	"github.com/platform-mesh/golang-commons/policy_services"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/mock"
+
+	"github.com/platform-mesh/golang-commons/policy_services"
 )
 
 // MockTenantRetriever is a mock implementation of TenantRetriever
@@ -19,20 +20,6 @@ func (m *MockTenantRetriever) RetrieveTenant(ctx context.Context) (string, error
 	return args.String(0), args.Error(1)
 }
 
-func TestCreateMiddlewares_Deprecated(t *testing.T) {
-	mockRetriever := &MockTenantRetriever{}
-
-	middlewares := CreateMiddlewares(mockRetriever)
-
-	// Should return 3 middlewares (same as CreateAuthMiddleware)
-	assert.Len(t, middlewares, 3)
-
-	// Each middleware should be a valid function
-	for _, mw := range middlewares {
-		assert.NotNil(t, mw)
-	}
-}
-
 func TestCreateAuthMiddleware(t *testing.T) {
 	mockRetriever := &MockTenantRetriever{}
 
@@ -76,20 +63,6 @@ func TestCreateAuthMiddleware_ReturnsCorrectMiddlewares(t *testing.T) {
 	}
 }
 
-func TestCreateMiddlewares_Equivalence(t *testing.T) {
-	mockRetriever := &MockTenantRetriever{}
-
-	deprecatedMiddlewares := CreateMiddlewares(mockRetriever)
-	newMiddlewares := CreateAuthMiddleware(mockRetriever)
-
-	// Both functions should return the same number of middlewares
-	assert.Equal(t, len(deprecatedMiddlewares), len(newMiddlewares))
-
-	// Both should return 3 middlewares
-	assert.Len(t, deprecatedMiddlewares, 3)
-	assert.Len(t, newMiddlewares, 3)
-}
-
 // Test that implements policy_services.TenantRetriever interface
 func TestTenantRetrieverInterface(t *testing.T) {
 	mockRetriever := &MockTenantRetriever{}