add env_vars nobuild

portainer/config.yaml

@@ -20,6 +20,7 @@ map:
   - ssl
 name: Portainer
 options:
+  env_vars: []
   certfile: fullchain.pem
   keyfile: privkey.pem
   password: homeassistant
@@ -33,6 +34,9 @@ ports_description:
   8000/tcp: Edge Agent Api (Enable when managing remote edge agents)
   9099/tcp: Web UI port
 schema:
+  env_vars:
+    - name: match(^[A-Z0-9_]+$)
+      value: str?
   certfile: str
   keyfile: str
   password: str?