Merge pull request #872 from HennieLP/DocumentIntellIgenceModelConfiguration

Adds the `DOCUMENT_INTELLIGENCE_MODEL` environment variable, allowing users to specify the model used for document intelligence.

docs/features/auth/sso/index.mdx

@@ -120,6 +120,7 @@ The following environment variables are used:
 1. `OAUTH_PROVIDER_NAME` - Name of the provider to show on the UI, defaults to SSO
 1. `OAUTH_SCOPES` - Scopes to request. Defaults to `openid email profile`
 1. `OPENID_REDIRECT_URI` - The redirect URI configured in your OIDC application. This must be set to `<open-webui>/oauth/oidc/callback`.
+1. `OAUTH_AUDIENCE` - Optional `audience` value that will be passed to the oauth provider's authorization endpoint as an additional query parameter.
 
 :::warning
 

docs/getting-started/env-configuration.mdx

@@ -2639,6 +2639,13 @@ Strictly return in JSON format:
 - Description: Specifies the key for document intelligence.
 - Persistence: This environment variable is a `PersistentConfig` variable.
 
+#### `DOCUMENT_INTELLIGENCE_MODEL`
+
+- Type: `str`
+- Default: `None`
+- Description: Specifies the model for document intelligence.
+- Persistence: This environment variable is a `PersistentConfig` variable.
+
 ### Advanced Settings
 
 #### `BYPASS_EMBEDDING_AND_RETRIEVAL`