diff --git a/.env.example b/.env.example
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+# Database
+DB_USER=postgres
+DB_PASSWORD=changeme
+
+# Keycloak (backend)
+KEYCLOAK_ISSUER_URL=https://sso.greact.ru/realms/toir-light-v16
+KEYCLOAK_AUDIENCE=toir-light-v16-backend
+
+# Frontend (build-time)
+VITE_KEYCLOAK_URL=https://sso.greact.ru
+VITE_KEYCLOAK_REALM=toir-light-v16
+VITE_KEYCLOAK_CLIENT_ID=toir-light-v16-frontend
+VITE_API_URL=/api