diff --git a/WebAPI/Controllers/AuthController.cs b/WebAPI/Controllers/AuthController.cs
index 287592d..778055e 100644
--- a/WebAPI/Controllers/AuthController.cs
+++ b/WebAPI/Controllers/AuthController.cs
@@ -30,7 +30,7 @@ namespace WebAPI.Controllers
         {
             var settings = new GoogleJsonWebSignature.ValidationSettings()
             {
-                Audience = new List<string> { configuration.GetValue<string>("GoogleClientId") }
+                Audience = new List<string> { configuration.GetValue<string>("GoogleClientId")! }
             };
             var payload = await GoogleJsonWebSignature.ValidateAsync(credential, settings);
             var user = db.Users.Where(x => x.Email == payload.Email).FirstOrDefault();
@@ -46,7 +46,7 @@ namespace WebAPI.Controllers
 
         private dynamic JWTGenerator(User user)
         {
-            var key = Encoding.ASCII.GetBytes(configuration.GetValue<string>("Secret"));
+            var key = Encoding.ASCII.GetBytes(configuration.GetValue<string>("Secret")!);
             var expirationTime = DateTime.UtcNow.AddMinutes(5);
             var tokenDescriptor = new SecurityTokenDescriptor
             {
diff --git a/WebAPI/Models/Layer.cs b/WebAPI/Models/Layer.cs
index 0ba73f5..cce55b9 100644
--- a/WebAPI/Models/Layer.cs
+++ b/WebAPI/Models/Layer.cs
@@ -18,7 +18,7 @@ namespace WebAPI.Models
         [Required]
         public string? Source { get; set; }
         [Required]
-        public string Name { get; set; }
+        public string? Name { get; set; }
         [Required]
         public LayerType Type { get; set; }
         [Required]
diff --git a/WebAPI/Program.cs b/WebAPI/Program.cs
index 1ac5ac4..dfda5ac 100644
--- a/WebAPI/Program.cs
+++ b/WebAPI/Program.cs
@@ -32,6 +32,7 @@ builder.Services.AddCors(options =>
 
 builder.Services.AddControllers();
 
+
 builder.Services.AddAuthentication(options =>
 {
     options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
@@ -51,6 +52,7 @@ builder.Services.AddAuthentication(options =>
 });
 builder.Services.AddAuthentication();
 
+
 // Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
 builder.Services.AddEndpointsApiExplorer();
 builder.Services.AddSwaggerGen();
@@ -60,6 +62,7 @@ builder.Services.AddSingleton(typeof(GoogleDriveHelper));
 
 var app = builder.Build();
 
+
 app.Use(async (context, next) =>
 {
     string token = context.Request.Headers["Authorization"].ToString();
@@ -71,6 +74,7 @@ app.Use(async (context, next) =>
     await next(context);
 });
 
+
 // Configure the HTTP request pipeline.
 if (app.Environment.IsDevelopment())
 {