feat: enhance logging configuration and add request logging context

backend/.env.example

@@ -1,5 +1,9 @@
 ENVIRONMENT=dev
 LOG_LEVEL=INFO
+LOG_FORMAT=text
+LOG_USE_UTC=false
+REQUEST_LOG_SLOW_MS=1000
+REQUEST_LOG_INCLUDE_HEALTH=false
 DATABASE_URL=postgresql+psycopg://postgres:postgres@localhost:5432/mission_control
 CORS_ORIGINS=http://localhost:3000
 BASE_URL=