Initial commit: multi-symbol bot with backtest engine and RSI trend strategy

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

bot/config.py

@@ -0,0 +1,51 @@
+"""
+Configuration — loaded once at import time.
+Values come from config.json (strategy params) and .env (secrets).
+"""
+
+import json
+import os
+from pathlib import Path
+
+from dotenv import load_dotenv
+
+load_dotenv()
+
+_root = Path(__file__).parent.parent
+with open(_root / "config.json") as f:
+    _cfg = json.load(f)
+
+# ── strategy ──────────────────────────────────────────────────────────────────
+SYMBOLS:       list[str] = _cfg["symbols"]
+TIMEFRAME:     str       = _cfg["timeframe"]          # "M15"
+LOOKBACK:      int       = _cfg["lookback_candles"]   # bars for indicator warmup
+RSI_PERIOD:    int       = _cfg["rsi_period"]
+ATR_PERIOD:    int       = _cfg["atr_period"]
+OS_LEVEL:      float     = _cfg["os_level"]
+OB_LEVEL:      float     = _cfg["ob_level"]
+SL_ATR:        float     = _cfg["sl_atr"]
+TP_ATR:        float     = _cfg["tp_atr"]
+TREND_FAST:    int       = _cfg["trend_fast"]
+TREND_SLOW:    int       = _cfg["trend_slow"]
+SESSION_START: int       = _cfg["session_start"]
+SESSION_END:   int       = _cfg["session_end"]
+
+# ── risk ──────────────────────────────────────────────────────────────────────
+RISK_PER_TRADE: float = _cfg["risk_per_trade"]    # fraction, e.g. 0.01
+MAX_POSITIONS:  int   = _cfg["max_positions"]
+MIN_SL_PIPS:    float = _cfg["min_sl_pips"]
+MAX_DAILY_LOSS: float = _cfg["max_daily_loss"]    # fraction of balance
+
+# ── mode ──────────────────────────────────────────────────────────────────────
+PAPER_TRADING:       bool  = _cfg.get("paper_trading", True)
+PAPER_INITIAL_BALANCE: float = _cfg.get("paper_initial_balance", 10_000.0)
+REFRESH_INTERVAL:    int   = _cfg.get("refresh_interval_seconds", 15)
+
+# ── broker secrets (from .env) ────────────────────────────────────────────────
+MT5_LOGIN:    int = int(os.environ.get("MT5_LOGIN") or "0")
+MT5_PASSWORD: str = os.environ.get("MT5_PASSWORD", "")
+MT5_SERVER:   str = os.environ.get("MT5_SERVER", "")
+
+# ── telegram secrets ──────────────────────────────────────────────────────────
+TELEGRAM_BOT_TOKEN: str = os.environ.get("TELEGRAM_BOT_TOKEN", "")
+TELEGRAM_CHAT_ID:   str = os.environ.get("TELEGRAM_CHAT_ID", "")