Update package references and assembly information

- Updated Microsoft.AspNetCore.Authentication.JwtBearer from version 7.0.3 to 7.0.20.
- Added Microsoft.IdentityModel.JsonWebTokens, Microsoft.IdentityModel.Protocols, Microsoft.IdentityModel.Protocols.OpenIdConnect, and Microsoft.IdentityModel.Tokens with version 7.1.2.
- Updated System.IdentityModel.Tokens.Jwt from version 7.0.3 to 7.1.2.
- Updated AssemblyInformationalVersion in AssemblyInfo.cs.
- Updated project.assets.json and project.nuget.cache to reflect new package versions.
- Removed deprecated cache entries and warnings related to previous package vulnerabilities.

Program.cs

@@ -50,6 +50,10 @@ builder.Services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme).AddJw
 {
     opt.RequireHttpsMetadata = false; //false for dev
     opt.Authority = issuer;
+    opt.BackchannelHttpHandler = new HttpClientHandler
+    {
+        ServerCertificateCustomValidationCallback = HttpClientHandler.DangerousAcceptAnyServerCertificateValidator
+    };
     opt.TokenValidationParameters = new()
     {
         ValidateIssuer = true,