Embed env_vars guidance in docs

tandoor_recipes/CHANGELOG.md

@@ -1,3 +1,5 @@
+- Added support for configuring extra environment variables via the `env_vars` add-on option alongside config.yaml. See https://github.com/alexbelgium/hassio-addons/wiki/Add-Environment-variables-to-your-Addon-2 for details.
+
 ## "2.3.3" (18-10-2025)
 - Minor bugs fixed
 

tandoor_recipes/README.md

@@ -26,6 +26,8 @@ _Thanks to everyone having starred my repo! To star it click on the image below,
 
 ## Configuration
 
+Use the add-on `env_vars` option to pass extra environment variables (uppercase or lowercase names). See https://github.com/alexbelgium/hassio-addons/wiki/Add-Environment-variables-to-your-Addon-2 for details.
+
 Webui can be found at <http://homeassistant:PORT> or through the sidebar using Ingress.
 Configurations can be done through the app webUI, except for the following options.
 
@@ -93,3 +95,5 @@ If you have in issue with your installation, please be sure to checkout github.
 ## External Recipe files
 The directory /config/addons_config/tandoor_recipes/externalfiles can be used for importing external files in to Tandoor. You can map this with /opt/recipes/externalfiles within Docker.
 As per directions here: https://docs.tandoor.dev/features/external_recipes/
+
+

tandoor_recipes/config.yaml

@@ -93,7 +93,7 @@ ports_description:
   80/tcp: Web interface
 schema:
   env_vars:
-    - name: match(^[A-Z0-9_]+$)
+    - name: match(^[A-Za-z0-9_]+$)
       value: str?
   AI_API_KEY: str?
   AI_MODEL_NAME: str?