Внутри систем.

from dataclasses import dataclass

@dataclass
class TradingSignal:
    symbol: str
    direction: str
    entry: float
    stop_loss: float

def validate_signal(signal: TradingSignal) -> bool:
    if not signal.symbol:
        return False

    if signal.direction not in {"LONG", "SHORT"}:
        return False

    if signal.entry <= 0 or signal.stop_loss <= 0:
        return False

    if signal.direction == "LONG":
        return signal.stop_loss < signal.entry

    return signal.stop_loss > signal.entry

CREATE TABLE processed_events (
    event_id TEXT PRIMARY KEY,
    source TEXT NOT NULL,
    event_type TEXT NOT NULL,
    processed_at TEXT NOT NULL
);

async function loadSystemOverview() {
  const response = await fetch("/api/overview");

  if (!response.ok) {
    throw new Error("Failed to load system overview");
  }

  const data = await response.json();

  return {
    status: data.status,
    updatedAt: data.updated_at,
    metrics: data.metrics
  };
}