feat: use async sink for the file sync (#447)

Author: melotic

Directory.Packages.props

@@ -33,6 +33,7 @@
     <PackageVersion Include="Serilog" Version="2.12.0" />
     <PackageVersion Include="Serilog.Extensions.Hosting" Version="5.0.1" />
     <PackageVersion Include="Serilog.Extensions.Logging" Version="3.1.0" />
+    <PackageVersion Include="Serilog.Sinks.Async" Version="1.5.0" />
     <PackageVersion Include="Serilog.Sinks.Console" Version="4.1.0" />
     <PackageVersion Include="Serilog.Sinks.File" Version="5.0.0" />
     <PackageVersion Include="StyleCop.Analyzers" Version="1.2.0-beta.435" />
@@ -45,4 +46,4 @@
     <PackageVersion Include="Faker.net" Version="2.0.154" />
     <PackageVersion Include="Valleysoft.DockerfileModel" Version="1.1.0" />
   </ItemGroup>
-</Project>
+</Project>

src/Microsoft.ComponentDetection.Orchestrator/Microsoft.ComponentDetection.Orchestrator.csproj

@@ -10,6 +10,7 @@
         <PackageReference Include="Serilog" />
         <PackageReference Include="Serilog.Extensions.Hosting" />
         <PackageReference Include="Serilog.Extensions.Logging" />
+        <PackageReference Include="Serilog.Sinks.Async" />
         <PackageReference Include="Serilog.Sinks.Console" />
         <PackageReference Include="Serilog.Sinks.File" />
         <PackageReference Include="System.Runtime.Loader" />

src/Microsoft.ComponentDetection.Orchestrator/Orchestrator.cs

@@ -69,7 +69,7 @@ public async Task<ScanResult> LoadAsync(string[] args, CancellationToken cancell
         reloadableLogger.Reload(configuration =>
             configuration
                 .WriteTo.Console()
-                .WriteTo.File(logFile, buffered: true)
+                .WriteTo.Async(x => x.File(logFile))
                 .WriteTo.Providers(this.serviceProvider.GetRequiredService<LoggerProviderCollection>())
                 .MinimumLevel.Is(baseArguments.Verbosity switch
                 {