added healthcheks.

src/Nocr.TelegramClient.Host/Dockerfile

@@ -1,5 +1,6 @@
 FROM mcr.microsoft.com/dotnet/aspnet:8.0 AS base
 WORKDIR /app
+RUN apt-get update && apt-get install -y curl && rm -rf /var/lib/apt/lists/*
 
 FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
 WORKDIR /src

src/Nocr.TelegramClient.Host/Infrastructure/Startup.cs

@@ -42,6 +42,7 @@ public class Startup
                 .WithPolling(polling => polling.WithExceptionHandler<LoggingPollingExceptionHandler>()));
         services.AddTelegramBotHandling(typeof(BotClient).Assembly);
         
+        services.AddHealthChecks();
         services.Configure<RebusRabbitMqOptions>(Configuration.GetSection(nameof(RebusRabbitMqOptions)));
         services.AddRebus((builder, ctx) =>
             builder.Transport(t =>
@@ -58,6 +59,8 @@ public class Startup
 
     public void Configure(IApplicationBuilder app)
     {
+        app.UseHealthChecks("/health");
+        
         var bus = app.ApplicationServices.GetRequiredService<IBus>();
         bus.Advanced.Topics.Subscribe("nocr.text.matcher.matched").GetAwaiter().GetResult();
     }