update the PR

cmd/adapter/main.go

@@ -114,7 +114,6 @@ func initPlugins(ctx context.Context, mgr *plugin.Manager, telemetryCfg *otelset
 // newServer creates and initializes the HTTP server.
 func newServer(ctx context.Context, mgr handler.PluginManager, cfg *Config, otelProvider *telemetry.Provider) (http.Handler, error) {
 	mux := http.NewServeMux()
-	mux.HandleFunc("/health", handler.HealthHandler)
 
 	if otelProvider != nil && otelProvider.MetricsHandler != nil {
 		mux.Handle("/metrics", otelProvider.MetricsHandler)

core/module/module.go

@@ -29,6 +29,9 @@ var handlerProviders = map[handler.Type]Provider{
 // It iterates over the module configurations, retrieves appropriate handler providers,
 // and registers the handlers with the HTTP multiplexer.
 func Register(ctx context.Context, mCfgs []Config, mux *http.ServeMux, mgr handler.PluginManager) error {
+
+	mux.Handle("/health", http.HandlerFunc(handler.HealthHandler))
+
 	log.Debugf(ctx, "Registering modules with config: %#v", mCfgs)
 	// Iterate over the handlers in the configuration.
 	for _, c := range mCfgs {

core/module/module_test.go

@@ -123,6 +123,16 @@ func TestRegisterSuccess(t *testing.T) {
 	if capturedModuleName != "test-module" {
 		t.Errorf("expected module_id in context to be 'test-module', got %v", capturedModuleName)
 	}
+
+	// Verifying /health endpoint registration
+	reqHealth := httptest.NewRequest(http.MethodGet, "/health", nil)
+	recHealth := httptest.NewRecorder()
+	mux.ServeHTTP(recHealth, reqHealth)
+
+	if status := recHealth.Code; status != http.StatusOK {
+		t.Errorf("handler for /health returned wrong status code: got %v want %v",
+			status, http.StatusOK)
+	}
 }
 
 // TestRegisterFailure tests scenarios where the handler registration should fail.