feat: Implement UVM Dashboard with frontend and backend integration

- Added dashboard.js for frontend functionality, including VM management and system health monitoring.
- Created dashboard route to serve the dashboard HTML.
- Introduced diagnostics route for token-protected host diagnostics.
- Enhanced VMs router with bulk actions, VM log retrieval, and port management.
- Updated lifecycle service to read VM log tails with truncation handling.
- Integrated static file serving for dashboard assets in the FastAPI server.
- Redirect root URL to the dashboard for improved user experience.

pyproject.toml

@@ -20,4 +20,7 @@ test = ["httpx>=0.27,<1"]
 uvm = "uvm.cli:main"
 
 [tool.setuptools]
-packages = ["uvm", "uvm.firecracker", "uvm.routers"]
+packages = ["uvm", "uvm.firecracker", "uvm.routers", "uvm.dashboard"]
+
+[tool.setuptools.package-data]
+"uvm.dashboard" = ["static/*.html", "static/css/*.css", "static/js/*.js"]