How can I run a Google API inside a Docker Container?

var r = t.Result;                   /* ===> */ var r = await t;
t.Wait();                           /* ===> */ await t;
var r = t.GetAwaiter().GetResult(); /* ===> */ var r = await t;
Task.WaitAll(t1, t2);               /* ===> */ await Task.WhenAll(t1, t2);

var r = t.Result;                   /* ===> */ var r = await t;
t.Wait();                           /* ===> */ await t;
var r = t.GetAwaiter().GetResult(); /* ===> */ var r = await t;
Task.WaitAll(t1, t2);               /* ===> */ await Task.WhenAll(t1, t2);

OAUTH_CLIENT_CREDENTIALS_PATH=C:\GmailAPI\credentials.json
DATABASE_CONNECTION=hahahaha
ACCESS_TOKEN_PATH=C:\GmailAPI\token
HOST_ADDRESS=merrsoft.testing@gmail.com

OAUTH_CLIENT_CREDENTIALS_PATH=C:\GmailAPI\credentials.json
DATABASE_CONNECTION=hahahaha
ACCESS_TOKEN_PATH=C:\GmailAPI\token
HOST_ADDRESS=merrsoft.testing@gmail.com

{
  "OAuthClientCredentialPath": "C:\\GmailAPI\\credentials.json",
  "DatabaseConnection": "hahahaha",
  "AccessTokenPath": "C:\\GmailAPI\\token",
  "HostAddress": "merrsoft.testing@gmail.com",
}

{
  "OAuthClientCredentialPath": "C:\\GmailAPI\\credentials.json",
  "DatabaseConnection": "hahahaha",
  "AccessTokenPath": "C:\\GmailAPI\\token",
  "HostAddress": "merrsoft.testing@gmail.com",
}

using Merrsoft.MerrMail.Application.Contracts;
using Merrsoft.MerrMail.Application.Services;
using Merrsoft.MerrMail.Domain.Contracts;
using Merrsoft.MerrMail.Domain.Models;
using Merrsoft.MerrMail.Infrastructure.External;
using Merrsoft.MerrMail.Infrastructure.Services;
using Merrsoft.MerrMail.Presentation;
using Serilog;
using Serilog.Events;

try
{
    Log.Logger = new LoggerConfiguration()
        .MinimumLevel.Debug()
        .MinimumLevel.Override("Microsoft", LogEventLevel.Warning)
        .Enrich.FromLogContext()
        .WriteTo.Console(
            outputTemplate: "[{Timestamp:HH:mm:ss} {Level:u3}] [{SourceContext}] - {Message:lj}{NewLine}{Exception}")
        .CreateLogger();

    Log.Information("Starting Merr Mail");
    Log.Information("Configuring Services");

    var builder = Host.CreateApplicationBuilder(args);
    builder.Services.AddSerilog();
    builder.Services.AddHostedService<MerrMailWorker>();

    // builder.Services.AddSingleton<HttpClient>();
    builder.Services.AddHttpClient();
    builder.Services.AddSingleton<IConfigurationSettings, EnvironmentVariables>();

    builder.Services.AddSingleton<IApplicationService, ApplicationService>();
    builder.Services.AddSingleton<IEmailApiService, GmailApiService>();
    builder.Services.AddSingleton<IConfigurationReader, EnvConfigurationReader>();
    builder.Services.AddSingleton<IOAuthClientCredentialsReader, GoogleOAuthClientCredentialsReader>();

    var host = builder.Build();
    
    host.Run();
}
catch (Exception ex)
{
    Console.ForegroundColor = ConsoleColor.Red;
    Console.WriteLine(ex.ToString());
}
finally
{
    Log.Information("Stopping Merr Mail");
    Log.CloseAndFlush();
}

using Merrsoft.MerrMail.Application.Contracts;
using Merrsoft.MerrMail.Application.Services;
using Merrsoft.MerrMail.Domain.Contracts;
using Merrsoft.MerrMail.Domain.Models;
using Merrsoft.MerrMail.Infrastructure.External;
using Merrsoft.MerrMail.Infrastructure.Services;
using Merrsoft.MerrMail.Presentation;
using Serilog;
using Serilog.Events;

try
{
    Log.Logger = new LoggerConfiguration()
        .MinimumLevel.Debug()
        .MinimumLevel.Override("Microsoft", LogEventLevel.Warning)
        .Enrich.FromLogContext()
        .WriteTo.Console(
            outputTemplate: "[{Timestamp:HH:mm:ss} {Level:u3}] [{SourceContext}] - {Message:lj}{NewLine}{Exception}")
        .CreateLogger();

    Log.Information("Starting Merr Mail");
    Log.Information("Configuring Services");

    var builder = Host.CreateApplicationBuilder(args);
    builder.Services.AddSerilog();
    builder.Services.AddHostedService<MerrMailWorker>();

    // builder.Services.AddSingleton<HttpClient>();
    builder.Services.AddHttpClient();
    builder.Services.AddSingleton<IConfigurationSettings, EnvironmentVariables>();

    builder.Services.AddSingleton<IApplicationService, ApplicationService>();
    builder.Services.AddSingleton<IEmailApiService, GmailApiService>();
    builder.Services.AddSingleton<IConfigurationReader, EnvConfigurationReader>();
    builder.Services.AddSingleton<IOAuthClientCredentialsReader, GoogleOAuthClientCredentialsReader>();

    var host = builder.Build();
    
    host.Run();
}
catch (Exception ex)
{
    Console.ForegroundColor = ConsoleColor.Red;
    Console.WriteLine(ex.ToString());
}
finally
{
    Log.Information("Stopping Merr Mail");
    Log.CloseAndFlush();
}

public class ApplicationOptions
{
    public string OAuthClientCredentialsPath { get; set; } = string.Empty;
    public string AccessTokenPath { get; set; } = string.Empty;
    public string DatabaseConnection { get; set; } = string.Empty;
    public string HostAddress { get; set; } = string.Empty;
}

public class ApplicationOptions
{
    public string OAuthClientCredentialsPath { get; set; } = string.Empty;
    public string AccessTokenPath { get; set; } = string.Empty;
    public string DatabaseConnection { get; set; } = string.Empty;
    public string HostAddress { get; set; } = string.Empty;
}

public class ApplicationOptions
{
    public required string OAuthClientCredentialsPath { get; set; }
    public required string AccessTokenPath { get; set; }
    public required string DatabaseConnection { get; set; }
    public required string HostAddress { get; set; }
}

public class ApplicationOptions
{
    public required string OAuthClientCredentialsPath { get; set; }
    public required string AccessTokenPath { get; set; }
    public required string DatabaseConnection { get; set; }
    public required string HostAddress { get; set; }
}

{
  "My": {
    "Foo": {
      "Kix": 5
    }
  }
}

{
  "My": {
    "Foo": {
      "Kix": 5
    }
  }
}

public class FooOptions
{
  public const string SectionName = "My:Foo";

  public string Bar {get;set;} = "default value for bar";
  public int Kix {get;set;} = -1;
  public DateTime? Pouet {get;set;} = default;
}

public class FooOptions
{
  public const string SectionName = "My:Foo";

  public string Bar {get;set;} = "default value for bar";
  public int Kix {get;set;} = -1;
  public DateTime? Pouet {get;set;} = default;
}

namespace Microsoft.Extensions.DependencyInjection; // <==== recommanded for service.Add so that you don't clutter Startup file

public class FooServiceCollectionExtensions
{
  public static IServiceCollection AddFoo(this IServiceCollection services) =>
    services
      .AddOptions<FooOptions>()
      .BindConfiguration(FooOptions.SectionName)
      .Validate(options => options.Kix >= 0, $"The configuration key '{FooOptions.SectionName}:{nameof(Kix)}' cannot be negative")
      ;

  public static IServiceCollection AddFoo(this IServiceCollection services, Action<FooOptions> configure) =>
    services
      .AddFoo()
      .Configure(configure);

namespace Microsoft.Extensions.DependencyInjection; // <==== recommanded for service.Add so that you don't clutter Startup file

public class FooServiceCollectionExtensions
{
  public static IServiceCollection AddFoo(this IServiceCollection services) =>
    services
      .AddOptions<FooOptions>()
      .BindConfiguration(FooOptions.SectionName)
      .Validate(options => options.Kix >= 0, $"The configuration key '{FooOptions.SectionName}:{nameof(Kix)}' cannot be negative")
      ;

  public static IServiceCollection AddFoo(this IServiceCollection services, Action<FooOptions> configure) =>
    services
      .AddFoo()
      .Configure(configure);

services.AddFoo();
// or
services.AddFoo(fooOptions => fooOptions.Kix = 12);

services.AddFoo();
// or
services.AddFoo(fooOptions => fooOptions.Kix = 12);

public class Bar
{
  private readonly FooOptions _fooOptions;

  // .Value in ctor is fine only if it's always ever a non-changing value (no reload and/or no scoped resolution)
  public Bar(IOptions<FooOptions> fooOptions)
    => _fooOptions = fooOptions.Value;
}

public class Bar
{
  private readonly FooOptions _fooOptions;

  // .Value in ctor is fine only if it's always ever a non-changing value (no reload and/or no scoped resolution)
  public Bar(IOptions<FooOptions> fooOptions)
    => _fooOptions = fooOptions.Value;
}

{
  "OAuthClientCredentialPath": "C:\\GmailAPI\\credentials.json",
  "DatabaseConnection": "hahahaha",
  "AccessTokenPath": "C:\\GmailAPI\\token",
  "HostAddress": "merrsoft.testing@gmail.com"
}

{
  "OAuthClientCredentialPath": "C:\\GmailAPI\\credentials.json",
  "DatabaseConnection": "hahahaha",
  "AccessTokenPath": "C:\\GmailAPI\\token",
  "HostAddress": "merrsoft.testing@gmail.com"
}

using System.ComponentModel.DataAnnotations;

namespace Merrsoft.MerrMail.Domain.Models;

public class ApplicationOptions
{
    [Required]
    public required string OAuthClientCredentialsPath { get; set; }

    [Required]
    public required string AccessTokenPath { get; set; }

    [Required]
    public required string DatabaseConnection { get; set; }

    [Required]
    public required string HostAddress { get; set; }
}

using System.ComponentModel.DataAnnotations;

namespace Merrsoft.MerrMail.Domain.Models;

public class ApplicationOptions
{
    [Required]
    public required string OAuthClientCredentialsPath { get; set; }

    [Required]
    public required string AccessTokenPath { get; set; }

    [Required]
    public required string DatabaseConnection { get; set; }

    [Required]
    public required string HostAddress { get; set; }
}

emails is [] ?    logger.LogInformation("No new emails found. Waiting for new emails..."); : foreach

emails is [] ?    logger.LogInformation("No new emails found. Waiting for new emails..."); : foreach

logger.LogInformation("No new emails found. Waiting for new emails...");

logger.LogInformation("No new emails found. Waiting for new emails...");