// ===========================
// File: src/types.rs (NEW)
// ===========================

use serde::{Serialize, Deserialize};

/// ------------------------------------------------------
/// Единичный тик, который читает/пишет Redis и Feed
/// ------------------------------------------------------
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct Tick {
    pub symbol: String,
    pub mid: f64,
    pub chg_pct: f64,
    pub ts: i64,
    pub bid: f64,
    pub ask: f64,
    pub bid_qty: f64,
    pub ask_qty: f64,
}