add architecture skeleton

GymLogAI.Worker/Program.cs

@@ -0,0 +1,26 @@
+using GymLogAI.AI;
+using GymLogAI.Application.Handlers;
+using GymLogAI.Persistence;
+using GymLogAI.Worker;
+using Microsoft.EntityFrameworkCore;
+
+var builder = Host.CreateApplicationBuilder(args);
+builder.Services
+    .AddOptions<WorkerOptions>()
+    .Bind(builder.Configuration.GetSection(WorkerOptions.SectionName));
+builder.Services.AddPersistence(builder.Configuration);
+builder.Services.AddAiServices(builder.Configuration);
+builder.Services.AddScoped<ImportTelegramMessageHandler>();
+builder.Services.AddScoped<ParseTelegramMessageHandler>();
+builder.Services.AddScoped<RecommendWorkoutHandler>();
+builder.Services.AddHostedService<ParsePendingTelegramMessagesJob>();
+
+var host = builder.Build();
+
+await using (var scope = host.Services.CreateAsyncScope())
+{
+    var dbContext = scope.ServiceProvider.GetRequiredService<AppDbContext>();
+    await dbContext.Database.MigrateAsync();
+}
+
+await host.RunAsync();