initial commit

Program.cs

@@ -0,0 +1,97 @@
+using FocusApp.Data;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.FileProviders;
+
+var builder = WebApplication.CreateBuilder(args);
+
+// Add services
+builder.Services.AddDbContext<FocusContext>(options =>
+    options.UseMySql(
+        builder.Configuration.GetConnectionString("DefaultConnection"),
+        ServerVersion.AutoDetect(builder.Configuration.GetConnectionString("DefaultConnection"))
+    )
+);
+
+builder.Services.AddCors(options =>
+{
+    options.AddPolicy("AllowReact", policy =>
+    {
+        policy.AllowAnyOrigin()
+              .AllowAnyMethod()
+              .AllowAnyHeader();
+    });
+});
+
+builder.Services.AddControllers();
+builder.Services.AddEndpointsApiExplorer();
+builder.Services.AddSwaggerGen();
+
+builder.WebHost.UseUrls("http://0.0.0.0:5000");
+
+var app = builder.Build();
+
+// Ensure database is created
+using (var scope = app.Services.CreateScope())
+{
+    var db = scope.ServiceProvider.GetRequiredService<FocusContext>();
+    db.Database.EnsureCreated();
+}
+
+if (app.Environment.IsDevelopment())
+{
+    app.UseSwagger();
+    app.UseSwaggerUI();
+}
+
+app.UseCors("AllowReact");
+
+// STATIC FILES VOR UseRouting!
+var clientPath = Path.Combine(app.Environment.ContentRootPath, "client", "build");
+Console.WriteLine($"Looking for frontend at: {clientPath}");
+Console.WriteLine($"Directory exists: {Directory.Exists(clientPath)}");
+
+if (Directory.Exists(clientPath))
+{
+    Console.WriteLine("Serving React frontend from client/build/");
+
+    app.UseDefaultFiles(new DefaultFilesOptions
+    {
+        FileProvider = new PhysicalFileProvider(clientPath)
+    });
+
+    app.UseStaticFiles(new StaticFileOptions
+    {
+        FileProvider = new PhysicalFileProvider(clientPath),
+        RequestPath = ""
+    });
+}
+else
+{
+    Console.WriteLine("client/build/ not found! Run: cd client && npm run build");
+}
+
+app.UseAuthorization();
+app.MapControllers();
+
+// FALLBACK für SPA (alle nicht-API Routes >> index.html)
+app.MapFallback(async context =>
+{
+    var indexPath = Path.Combine(clientPath, "index.html");
+    if (File.Exists(indexPath))
+    {
+        context.Response.ContentType = "text/html";
+        await context.Response.SendFileAsync(indexPath);
+    }
+    else
+    {
+        context.Response.StatusCode = 404;
+        await context.Response.WriteAsync("Frontend not built. Run: cd client && npm run build");
+    }
+});
+
+Console.WriteLine("FocusApp started!");
+Console.WriteLine("Backend API: http://localhost:5000");
+Console.WriteLine("Swagger:     http://localhost:5000/swagger");
+Console.WriteLine("Frontend:    http://localhost:5000");
+
+app.Run();