diff --git a/.env.example b/.env.example
new file mode 100644
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+++ b/.env.example
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+# Database
+DB_USER=postgres
+DB_PASSWORD=changeme
+
+# Keycloak
+KEYCLOAK_URL=https://sso.greact.ru/realms/test-gen-10
+
+# Frontend (build-time)
+VITE_KEYCLOAK_URL=https://sso.greact.ru
+VITE_KEYCLOAK_REALM=test-gen-10
+VITE_KEYCLOAK_CLIENT_ID=test-gen-10-frontend
+VITE_API_URL=/api