Add the rest of the tag descriptions (#661)

<!-- Provide a brief summary of your changes --> ## Motivation and Context <!-- Why is this change needed? What problem does it solve? --> ## How Has This Been Tested? <!-- Have you tested this in a real application? Which scenarios were tested? --> ## Breaking Changes <!-- Will users need to update their code or configurations? --> ## Types of changes <!-- What types of changes does your code introduce? Put an `x` in all the boxes that apply: --> - [ ] Bug fix (non-breaking change which fixes an issue) - [ ] New feature (non-breaking change which adds functionality) - [ ] Breaking change (fix or feature that would cause existing functionality to change) - [ ] Documentation update ## Checklist <!-- Go over all the following points, and put an `x` in all the boxes that apply. --> - [ ] I have read the [MCP Documentation](https://modelcontextprotocol.io) - [ ] My code follows the repository's style guidelines - [ ] New and existing tests pass locally - [ ] I have added appropriate error handling - [ ] I have added or updated documentation as needed ## Additional context <!-- Add any other context, implementation notes, or design decisions --> Signed-off-by: Radoslav Dimitrov <radoslav@stacklok.com>

Author: rdimitrov

internal/api/router/router.go

@@ -149,6 +149,22 @@ func NewHumaAPI(cfg *config.Config, registry service.RegistryService, mux *http.
 Name: "publish",
 Description: "Operations for publishing MCP servers to the registry",
 },
+{
+Name: "auth",
+Description: "Authentication operations for obtaining tokens to publish servers",
+},
+{
+Name: "admin",
+Description: "Administrative operations for managing servers (requires elevated permissions)",
+},
+{
+Name: "health",
+Description: "Health check endpoint for monitoring service availability",
+},
+{
+Name: "ping",
+Description: "Simple ping endpoint for testing connectivity",
+},
 }
 
 // Add metrics middleware with options