feat: add SSO env options for compose file

.env.sample

@@ -35,6 +35,7 @@ TX="Europe/Berlin"
 ## SSO Setup Start ##
 
 ## SSO Required Setup
+#COMPOSE_FILE="$COMPOSE_FILE:compose.sso.yml"
 #SSO_ENABLED=false ## Activate the SSO
 
 ## the OpenID Connect Discovery endpoint of your SSO. Should not include the /.well-known/openid-configuration part and no trailing / ${SSO_AUTHORITY}/.well-known/openid-configuration must return a JSON document: https://openid.net/specs/openid-connect-discovery-1_0.html#ProviderConfigurationResponse (with an HTTP status code 200 OK!)

compose.sso.yml

@@ -0,0 +1,21 @@
+---
+version: "3.8"
+
+services:
+  app:
+    environment:
+      - SSO_ENABLED
+      - SSO_AUTHORITY
+      - SSO_CLIENT_ID
+      - SSO_CLIENT_SECRET
+      - SSO_ONLY
+      - SSO_SIGNUPS_MATCH_EMAIL
+      - SSO_ALLOW_UNKNOWN_EMAIL_VERIFICATION
+      - SSO_SCOPES
+      - SSO_AUTHORIZE_EXTRA_PARAMS
+      - SSO_PKCE
+      - SSO_AUDIENCE_TRUSTED
+      - SSO_MASTER_PASSWORD_POLICY
+      - SSO_AUTH_ONLY_NOT_SESSION
+      - SSO_CLIENT_CACHE_EXPIRATION
+      - SSO_DEBUG_TOKENS