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/components/greeks_table.py

@@ -12,7 +12,9 @@ class GreeksTable:
 
     def __init__(self, options: list[OptionContract | dict[str, Any]] | None = None) -> None:
         self.options = options or []
-        with ui.card().classes("w-full rounded-2xl border border-slate-200 bg-white shadow-sm dark:border-slate-800 dark:bg-slate-900"):
+        with ui.card().classes(
+            "w-full rounded-2xl border border-slate-200 bg-white shadow-sm dark:border-slate-800 dark:bg-slate-900"
+        ):
             with ui.row().classes("w-full items-center justify-between"):
                 ui.label("Option Greeks").classes("text-lg font-semibold text-slate-900 dark:text-slate-100")
                 ui.label("Live Risk Snapshot").classes(
@@ -70,8 +72,8 @@ class GreeksTable:
         return (
             '<tr class="border-b border-slate-200 dark:border-slate-800">'
             f'<td class="px-4 py-3 font-medium text-slate-900 dark:text-slate-100">{label}</td>'
-            f'{cells}'
-            '</tr>'
+            f"{cells}"
+            "</tr>"
         )
 
     @staticmethod
@@ -99,6 +101,6 @@ class GreeksTable:
     def _empty_row() -> str:
         return (
             '<tr><td colspan="6" class="px-4 py-6 text-center text-slate-500 dark:text-slate-400">'
-            'No options selected'
-            '</td></tr>'
+            "No options selected"
+            "</td></tr>"
         )