Simple logging middleware

appsettings.json

"Serilog": {
  "**snip**": "**snipped irrelevant serilog config**",
  "WriteTo": [
    {
      "Name": "File",
      "Args": {
        "path": "logs/log.log"
      }
    }
  ]
},

Startup.cs

// TODO: REMOVE
app.Use(async (ctx, next) => {
    var logger = app.ApplicationServices.GetRequiredService<ILogger>();
    var path = ctx.Request.Path;
    logger.LogInformation($"Path = {path}");
    foreach (var header in ctx.Request.Headers.ToList())
    {
        string value = string.Join(':', header.Value.ToList());
        logger.LogInformation($"Header '{header.Key}' = '{value}'");
    }
    await next(ctx);
});