Add HTML templates for dashboard, metrics, overview, and backtesting

- Introduced new HTML templates for the dashboard, metrics, overview, and backtesting functionalities.
- Implemented partial templates for metrics, overview, audit, controls, and charts to enhance modularity.
- Updated the Jinja2 template resolution logic to support different deployment environments.
- Added a health check template to display the service status.
- Included a test suite to verify the template resolution logic.
- Updated `pyproject.toml` to include new HTML templates in the package data.

pyproject.toml

@@ -22,6 +22,13 @@ arbitrade-bench-detection = "arbitrade.detection.benchmark:main"
 
 [tool.setuptools]
 package-dir = {"" = "src"}
+include-package-data = true
+
+[tool.setuptools.package-data]
+arbitrade = [
+	"web/templates/*.html",
+	"web/templates/partials/*.html",
+]
 
 [tool.setuptools.packages.find]
 where = ["src"]