fix: module id and linting issues

core/module/module.go

@@ -7,6 +7,7 @@ import (
 
 	"github.com/beckn/beckn-onix/core/module/handler"
 	"github.com/beckn/beckn-onix/pkg/log"
+	"github.com/beckn/beckn-onix/pkg/model"
 )
 
 // Config represents the configuration for a module.
@@ -75,7 +76,7 @@ func addMiddleware(ctx context.Context, mgr handler.PluginManager, handler http.
 
 func moduleCtxMiddleware(moduleName string, next http.Handler) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		ctx := context.WithValue(r.Context(), "module_name", moduleName)
+		ctx := context.WithValue(r.Context(), model.ContextKeyModuleId, moduleName)
 		next.ServeHTTP(w, r.WithContext(ctx))
 	})
 }

core/module/module_test.go

@@ -8,6 +8,7 @@ import (
 	"testing"
 
 	"github.com/beckn/beckn-onix/core/module/handler"
+	"github.com/beckn/beckn-onix/pkg/model"
 	"github.com/beckn/beckn-onix/pkg/plugin"
 	"github.com/beckn/beckn-onix/pkg/plugin/definition"
 )
@@ -106,7 +107,7 @@ func TestRegisterSuccess(t *testing.T) {
 	// Create a handler that extracts context
 	var capturedModuleName any
 	testHandler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		capturedModuleName = r.Context().Value("module_name")
+		capturedModuleName = r.Context().Value(model.ContextKeyModuleId)
 		w.WriteHeader(http.StatusOK)
 	})
 
@@ -115,7 +116,7 @@ func TestRegisterSuccess(t *testing.T) {
 
 	// Now verify if module name exists in context
 	if capturedModuleName != "test-module" {
-		t.Errorf("expected module_name in context to be 'test-module', got %v", capturedModuleName)
+		t.Errorf("expected module_id in context to be 'test-module', got %v", capturedModuleName)
 	}
 
 }