Fix contrast issues with text-muted and bg-dark classes

- Fixed Bootstrap bg-dark class to use better contrasting color
- Added comprehensive text-muted contrast fixes for various contexts
- Improved dark theme colors for better accessibility
- Fixed CSS inheritance issues for code elements in dark contexts
- All color choices meet WCAG AA contrast requirements

backend/requirements.txt

@@ -0,0 +1,38 @@
+# UnitForge Core Dependencies
+# Optimized for uv package manager
+# Note: Use pyproject.toml for main dependency specification
+
+bandit>=1.7.0
+black>=23.0.0
+
+# CLI framework
+click>=8.0.0,<9.0.0
+# Core web framework
+fastapi>=0.68.0,<1.0.0
+flake8>=6.0.0
+httpx>=0.23.0
+isort>=5.12.0
+
+# Template engine
+jinja2>=3.0.0,<4.0.0
+mypy>=1.5.0
+pip-audit>=2.6.0
+pre-commit>=3.0.0
+
+# Data validation
+pydantic>=1.8.0,<2.0.0
+
+# Development dependencies (also in pyproject.toml)
+pytest>=6.0.0
+pytest-asyncio>=0.18.0
+pytest-cov>=4.0.0
+
+# File handling
+python-multipart>=0.0.5
+
+# Configuration
+pyyaml>=5.4.0
+uvicorn[standard]>=0.15.0,<1.0.0
+
+# Input validation
+validators>=0.18.0