Add project files.

LiteCharmsMessaging/Program.cs

@@ -0,0 +1,63 @@
+using Microsoft.AspNetCore.Mvc;
+using MimeKit;
+using SmtpClient = MailKit.Net.Smtp.SmtpClient;
+
+var builder = WebApplication.CreateBuilder(args);
+
+var allowedOrigins = builder.Configuration.GetSection("CorsSettings:AllowedOrigins").Get<string[]>() ?? Array.Empty<string>();
+
+builder.Services.AddCors(options =>
+{
+    options.AddPolicy("AllowStrictOrigins", policy =>
+    {
+        policy.WithOrigins(allowedOrigins)
+              .AllowAnyHeader()
+              .AllowAnyMethod();
+    });
+});
+
+var app = builder.Build();
+
+app.UseCors("AllowStrictOrigins");
+
+app.MapPost("/api/send-email", async ([FromBody] EmailRequest request, IConfiguration config) =>
+{
+    try
+    {
+        var message = new MimeMessage();
+
+        var defaultFrom = config["SmtpSettings:DefaultFrom"];
+        var defaultTo = config["SmtpSettings:DefaultTo"];
+
+        var fromAddress = string.IsNullOrWhiteSpace(request.From) ? defaultFrom : request.From;
+        var toAddress = string.IsNullOrWhiteSpace(request.To) ? defaultTo : request.To;
+
+        message.From.Add(MailboxAddress.Parse(fromAddress!));
+        message.To.Add(MailboxAddress.Parse(toAddress!));
+        message.Subject = "New message from LiteCharms";
+
+        var bodyBuilder = new BodyBuilder { HtmlBody = request.HtmlBody };
+        message.Body = bodyBuilder.ToMessageBody();
+
+        using var client = new SmtpClient();
+
+        var host = config["SmtpSettings:Host"];
+        var port = config.GetValue<int>("SmtpSettings:Port");
+        var useSsl = config.GetValue<bool>("SmtpSettings:UseSsl");
+        var username = config["SmtpSettings:Username"];
+        var password = config["SmtpSettings:Password"];
+
+        await client.ConnectAsync(host!, port, useSsl);
+        await client.AuthenticateAsync(username!, password!);
+        await client.SendAsync(message);
+        await client.DisconnectAsync(true);
+
+        return Results.Ok(new { success = true, message = "Email dispatched successfully." });
+    }
+    catch (Exception ex)
+    {
+        return Results.Problem(detail: ex.Message, statusCode: 500);
+    }
+});
+
+app.Run();