matrix-synapse/compose.keycloak2.yml

---
version: "3.8"

services:
  app:
    secrets:
      - keycloak2_client_secret
    environment:
      - KEYCLOAK2_ALLOW_EXISTING_USERS
      - KEYCLOAK2_CLIENT_ID
      - KEYCLOAK2_ENABLED
      - KEYCLOAK2_ID
      - KEYCLOAK2_NAME
      - KEYCLOAK2_URL

secrets:
  keycloak2_client_secret:
    external: true
    name: ${STACK_NAME}_keycloak2_client_secret_${SECRET_KEYCLOAK2_CLIENT_SECRET_VERSION}