Added additional environment vars

Chart/values.yaml

@@ -27,6 +27,10 @@ site:
   # The main URL for the website
   url: "www.mycustomer.com"
 
+  # Additional environment variables to pass to the container
+  additional_env: {}
+  #  MY_ENV_VAR: "value"
+
   # Create sites with another main domain for WP, 
   # but the rest of the components named according to site-tld 
   # overrideMainUrl: ""