Fix linting issues: line length, import sorting, unused variables

- Set ruff/black line length to 120
- Reformatted code with black
- Fixed import ordering with ruff
- Disabled lint for UI component files with long CSS strings
- Updated pyproject.toml with proper tool configuration

app/strategies/protective_put.py

@@ -3,12 +3,28 @@ from __future__ import annotations
 from dataclasses import dataclass
 from datetime import date, timedelta
 
-from app.core.pricing.black_scholes import BlackScholesInputs, black_scholes_price_and_greeks
+from app.core.pricing.black_scholes import (
+    BlackScholesInputs,
+    black_scholes_price_and_greeks,
+)
 from app.models.option import Greeks, OptionContract
 from app.models.strategy import HedgingStrategy
 from app.strategies.base import BaseStrategy, StrategyConfig
 
-DEFAULT_SCENARIO_CHANGES = (-0.6, -0.5, -0.4, -0.3, -0.2, -0.1, 0.0, 0.1, 0.2, 0.3, 0.4, 0.5)
+DEFAULT_SCENARIO_CHANGES = (
+    -0.6,
+    -0.5,
+    -0.4,
+    -0.3,
+    -0.2,
+    -0.1,
+    0.0,
+    0.1,
+    0.2,
+    0.3,
+    0.4,
+    0.5,
+)
 
 
 @dataclass(frozen=True)