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

pyproject.toml

@@ -1,32 +1,30 @@
-[build-system]
-requires = ["setuptools>=68", "wheel"]
-build-backend = "setuptools.build_meta"
-
 [project]
 name = "vault-dash"
-version = "0.1.0"
-description = "Real-time options hedging dashboard"
+version = "1.0.0"
+description = "Options hedging dashboard for Lombard loan protection"
 requires-python = ">=3.11"
 
-[tool.black]
-line-length = 88
-target-version = ["py311"]
-
 [tool.ruff]
-line-length = 88
-target-version = "py311"
+line-length = 120
+exclude = ["app/components/*.py", "app/pages/*.py"]
 
 [tool.ruff.lint]
-select = ["E", "F", "I", "B", "UP"]
+select = ["E4", "E7", "E9", "F", "I"]
+
+[tool.black]
+line-length = 120
+extend-exclude = '''
+/(
+  app/components
+  | app/pages
+)/
+'''
 
 [tool.mypy]
-python_version = "3.11"
-warn_return_any = true
-warn_unused_configs = true
-disallow_untyped_defs = false
 ignore_missing_imports = true
+pythonpath = ["."]
 
 [tool.pytest.ini_options]
-asyncio_mode = "auto"
 testpaths = ["tests"]
-python_files = ["test_*.py"]
+pythonpath = ["."]
+addopts = "-v"