feat: split portfolio and opportunity decision models

README.md

@@ -70,6 +70,12 @@ BINANCE_API_KEY=
 BINANCE_API_SECRET=
 ```
 
+Strategy settings are split into three blocks:
+
+- `[signal]` for shared market-signal weights and lookback interval
+- `[opportunity]` for scan thresholds, liquidity filters, and top-N output
+- `[portfolio]` for add/hold/trim/exit thresholds and max position weight
+
 Override the default home directory with `COINHUNTER_HOME`.
 
 ## Commands
@@ -122,6 +128,8 @@ coinhunter catlog -n 10 -o 10
 coinhunter config get                    # show all config
 coinhunter config get binance.recv_window
 coinhunter config set opportunity.top_n 20
+coinhunter config set signal.lookback_interval 4h
+coinhunter config set portfolio.max_position_weight 0.25
 coinhunter config set trading.dry_run_default true
 coinhunter config set market.universe_allowlist BTCUSDT,ETHUSDT
 coinhunter config key YOUR_API_KEY       # or omit value to prompt interactively
@@ -148,7 +156,7 @@ CoinHunter V2 uses a flat, direct architecture:
 |-------|----------------|-----------|
 | **CLI** | Single entrypoint, argument parsing | `cli.py` |
 | **Binance** | Thin API wrappers with unified error handling | `binance/spot_client.py` |
-| **Services** | Domain logic | `services/account_service.py`, `services/market_service.py`, `services/trade_service.py`, `services/opportunity_service.py` |
+| **Services** | Domain logic | `services/account_service.py`, `services/market_service.py`, `services/signal_service.py`, `services/opportunity_service.py`, `services/portfolio_service.py`, `services/trade_service.py` |
 | **Config** | TOML config, `.env` secrets, path resolution | `config.py` |
 | **Runtime** | Paths, TUI/JSON/compact output | `runtime.py` |
 | **Audit** | Structured JSONL logging | `audit.py` |