feat: add user and role view sheets with detailed information display

- Created UserViewSheet component to display user details including username, full name, role, status, and timestamps.
- Created RoleViewSheet component to display role details including name, level, status, creation date, and associated permissions.
- Introduced permissions configuration in a new permissions.ts file, defining categories and permission codes for better management.
- Implemented middleware for authentication, ensuring access control for protected routes.

Distribution/Features/Auth/AuthHexResponse.cs

@@ -0,0 +1,11 @@
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+namespace Distribution.Features.Auth;
+
+/// <summary>Raw response shape returned by AuthHex's `/api/user` endpoint for every functionName.</summary>
+public record AuthHexResponse(
+    [property: JsonPropertyName("statusCode")] int StatusCode,
+    [property: JsonPropertyName("success")] bool Success,
+    [property: JsonPropertyName("message")] string? Message,
+    [property: JsonPropertyName("data")] JsonElement? Data);