<PackageReference Include="OpenTelemetry" Version="1.14.0" />

Microsoft.Extensions.Configuration.EnvironmentVariablesExtensions

Extension methods for registering EnvironmentVariablesConfigurationProvider with IConfigurationBuilder.
namespace Microsoft.Extensions.Configuration { internal static class EnvironmentVariablesExtensions { public static IConfigurationBuilder AddEnvironmentVariables(this IConfigurationBuilder configurationBuilder); public static IConfigurationBuilder AddEnvironmentVariables(this IConfigurationBuilder configurationBuilder, string prefix); public static IConfigurationBuilder AddEnvironmentVariables(this IConfigurationBuilder builder, Action<EnvironmentVariablesConfigurationSource> configureSource); } }