Embed env_vars guidance in docs

photoprism/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.
+
 ## "ubuntu-2025-10-18" (25-10-2025)
 - Minor bugs fixed
 

photoprism/README.md

@@ -44,6 +44,8 @@ comparison to installing any other Hass.io add-on.
 
 ## 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:2342> or through the sidebar using Ingress.
 Configurations can be done through the app webUI, except for the following options.
 
@@ -137,3 +139,5 @@ You can access it via portainer addon or executing `docker exec -it <photoprism
 Create an issue on github
 
 [repository]: https://github.com/alexbelgium/hassio-addons
+
+

photoprism/config.yaml

@@ -107,7 +107,7 @@ privileged:
   - DAC_READ_SEARCH
 schema:
   env_vars:
-    - name: match(^[A-Z0-9_]+$)
+    - name: match(^[A-Za-z0-9_]+$)
       value: str?
   BACKUP_PATH: str
   CONFIG_LOCATION: str