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/__init__.py

@@ -0,0 +1,23 @@
+"""
+UnitForge Backend Package
+
+This package contains the core functionality for UnitForge, including:
+- Unit file parsing and validation
+- Template system for common configurations
+- CLI interface
+- Web API endpoints
+
+The backend is designed to be modular and can be used both as a standalone
+library and as part of the web application.
+"""
+
+__version__ = "1.1.0"
+__author__ = "UnitForge Team"
+__email__ = "contact@unitforge.dev"
+
+# Package metadata
+__all__ = [
+    "__version__",
+    "__author__",
+    "__email__",
+]