CAST_BYTE_LIMIT = 320
BLOCK_CHUNK_MIN = 240
BLOCK_CHUNK_MAX = 300

WEBHOOK_BODY_MAX_BYTES = 128 * 1024
WEBHOOK_BODY_TIMEOUT_S = 5.0

GATEWAY_HEALTH_CHECK_INTERVAL = 30
GATEWAY_FALLBACK_THRESHOLD_S = 120

DEDUPE_MAX_TRACKED = 10000
DEDUPE_TTL_S = 600

RETRY_MAX_ATTEMPTS = 3
RETRY_BASE_DELAY_S = 1.0
RETRY_MAX_DELAY_S = 10.0

CLIENT_TIMEOUT_S = 30.0