Lint fixes and testing workflow actions

pkg/handlers/businessapi.go

@@ -77,7 +77,7 @@ func (h *Handlers) businessAPIWebhookVerify(w http.ResponseWriter, r *http.Reque
 	if mode == "subscribe" && token == accountConfig.VerifyToken {
 		logging.Info("Webhook verification successful", "account_id", accountID)
 		w.WriteHeader(http.StatusOK)
-		w.Write([]byte(challenge))
+		writeBytes(w, []byte(challenge))
 		return
 	}
 
@@ -130,7 +130,7 @@ func (h *Handlers) businessAPIWebhookEvent(w http.ResponseWriter, r *http.Reques
 
 	// Return 200 OK to acknowledge receipt
 	w.WriteHeader(http.StatusOK)
-	w.Write([]byte("OK"))
+	writeBytes(w, []byte("OK"))
 }
 
 // extractAccountIDFromPath extracts the account ID from the URL path