refactor: Rename TrueCV to RealCV throughout codebase

- Renamed all directories (TrueCV.* -> RealCV.*)
- Renamed all project files (.csproj)
- Renamed solution file (TrueCV.sln -> RealCV.sln)
- Updated all namespaces in C# and Razor files
- Updated project references
- Updated CSS variable names

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/RealCV.Infrastructure/Identity/ApplicationUser.cs

@@ -0,0 +1,16 @@
+using Microsoft.AspNetCore.Identity;
+using RealCV.Domain.Entities;
+using RealCV.Domain.Enums;
+
+namespace RealCV.Infrastructure.Identity;
+
+public class ApplicationUser : IdentityUser<Guid>
+{
+    public UserPlan Plan { get; set; }
+
+    public string? StripeCustomerId { get; set; }
+
+    public int ChecksUsedThisMonth { get; set; }
+
+    public ICollection<CVCheck> CVChecks { get; set; } = new List<CVCheck>();
+}