add env_vars nobuild

kometa/config.yaml

@@ -75,6 +75,7 @@ map:
   - media:rw
 name: Kometa
 options:
+  env_vars: []
   KOMETA_CONFIG: /config/addons_config/kometa/config.yml
   PGID: 0
   PUID: 0
@@ -82,6 +83,9 @@ privileged:
   - SYS_ADMIN
   - DAC_READ_SEARCH
 schema:
+  env_vars:
+    - name: match(^[A-Z0-9_]+$)
+      value: str?
   KOMETA_CONFIG: str
   KOMETA_NO_MISSING: bool?
   KOMETA_RUN: bool?