[server] avoid scary error msgs if payment/billing configuration is not found

server/pkg/controller/offer/offer.go

@@ -42,7 +42,7 @@ func NewOfferController(
 	blackFridayOffers := make(ente.BlackFridayOfferPerCountry)
 	path, err := config.BillingConfigFilePath("black-friday.json")
 	if err != nil {
-		log.Fatalf("Error getting offer config file: %v", err)
+		log.Fatalf("Skipping BF configuration, config file not found: %v", err)
 	}
 	data, err := os.ReadFile(path)
 	if err != nil {

server/pkg/utils/billing/billing.go

@@ -88,7 +88,7 @@ func parsePricingFile(fileName string) ente.BillingPlansPerCountry {
 	}
 	data, err := os.ReadFile(filePath)
 	if err != nil {
-		logrus.Errorf("Error reading file %s: %v\n", filePath, err)
+		logrus.Errorf("Skipping payment configuration, (config file not found): %v\n", err)
 		return nil
 	}