hopefully fix workers not kloading the key

.env.example

@@ -6,17 +6,24 @@ BRICKSET_API_KEY = "your_brickset_api_key"
 # Square environment - "sandbox" for testing, "production" for live store
 SQUARE_ENV = "sandbox"  # or "production"
 
+# Public webhook URL that Square will POST events to
 SQUARE_WEBHOOK_URL = "https://yourdomain.com/hook"
 
 # Sandbox credentials - test environment (fake data, safe for development)
 SANDBOX_SQUARE_APP_ID = "your_sandbox_app_id"
 SANDBOX_SQUARE_TOKEN = "your_sandbox_access_token"
-SANDBOX_SQUARE_WEBHOOK_INVENTORY_ID = "your_sandbox_webhook_signature_key"
+
+# Sandbox webhook subscription ID and signature key for verifying webhook requests
+SANDBOX_SQUARE_WEBHOOK_SUB_ID = "your_sandbox_webhook_subscription_id"
+SANDBOX_SQUARE_WEBHOOK_SIGNATURE_KEY = "your_sandbox_webhook_signature_key"
 
 # Production credentials - live store (real inventory and sales)
 PROD_SQUARE_APP_ID = "your_production_app_id"
 PROD_SQUARE_TOKEN = "your_production_access_token"
-PROD_SQUARE_WEBHOOK_INVENTORY_ID = "your_production_webhook_signature_key"
+
+# Production webhook subscription ID and signature key for verifying webhook requests
+PROD_SQUARE_WEBHOOK_SUB_ID = "your_production_webhook_subscription_id"
+PROD_SQUARE_WEBHOOK_SIGNATURE_KEY = "your_production_webhook_signature_key"
 
 # Category ID for LEGO items in Square catalog (find in Dashboard → Items → Categories)
 SQUARE_LEGO_CAT_ID = "your_lego_category_id"