Function loadConfigFromFile

Returns {
    service: { name: string; version: string; environment: string };
    logger: {
        enabled: boolean;
        level: "fatal" | "error" | "warn" | "info" | "debug" | "trace" | "silent";
        redact: string[];
        transports: (
            | {
                type: "console";
                pretty: boolean;
                level?: "fatal"
                | "error"
                | "warn"
                | "info"
                | "debug"
                | "trace";
                prettyOptions?: {
                    colorize?: boolean;
                    translateTime?: string;
                    ignore?: string;
                    singleLine?: boolean;
                };
            }
            | {
                type: "file";
                dir: string;
                fileName: string;
                level?: "fatal"
                | "error"
                | "warn"
                | "info"
                | "debug"
                | "trace";
                sync: boolean;
                mkdir: boolean;
            }
            | {
                type: "otel";
                endpoint: string;
                level?: "fatal"
                | "error"
                | "warn"
                | "info"
                | "debug"
                | "trace";
                exportIntervalMillis: number;
            }
            | {
                type: "memory";
                name?: string;
                maxSize: number;
                level?: "fatal"
                | "error"
                | "warn"
                | "info"
                | "debug"
                | "trace";
            }
        )[];
        plugins: { traceContext: boolean; morganStream: boolean };
    };
    otel: {
        enabled: boolean;
        tracing: {
            enabled: boolean;
            exporter: "console"
            | "otlp"
            | "jaeger";
            endpoint?: string;
            sampleRate: number;
        };
        metrics: {
            enabled: boolean;
            exporters: (
                | { type: "prometheus"; port: number }
                | { type: "otlp"; endpoint: string; exportIntervalMillis: number }
            )[];
            exportIntervalMillis: number;
        };
        instrumentation: { auto: boolean; http: boolean };
    };
    _configDir?: string;
}

Validated configuration object with _configDir metadata

• service: { name: string; version: string; environment: string }

• logger: {
      enabled: boolean;
      level: "fatal" | "error" | "warn" | "info" | "debug" | "trace" | "silent";
      redact: string[];
      transports: (
          | {
              type: "console";
              pretty: boolean;
              level?: "fatal"
              | "error"
              | "warn"
              | "info"
              | "debug"
              | "trace";
              prettyOptions?: {
                  colorize?: boolean;
                  translateTime?: string;
                  ignore?: string;
                  singleLine?: boolean;
              };
          }
          | {
              type: "file";
              dir: string;
              fileName: string;
              level?: "fatal"
              | "error"
              | "warn"
              | "info"
              | "debug"
              | "trace";
              sync: boolean;
              mkdir: boolean;
          }
          | {
              type: "otel";
              endpoint: string;
              level?: "fatal"
              | "error"
              | "warn"
              | "info"
              | "debug"
              | "trace";
              exportIntervalMillis: number;
          }
          | {
              type: "memory";
              name?: string;
              maxSize: number;
              level?: "fatal"
              | "error"
              | "warn"
              | "info"
              | "debug"
              | "trace";
          }
      )[];
      plugins: { traceContext: boolean; morganStream: boolean };
  }

• otel: {
      enabled: boolean;
      tracing: {
          enabled: boolean;
          exporter: "console" | "otlp" | "jaeger";
          endpoint?: string;
          sampleRate: number;
      };
      metrics: {
          enabled: boolean;
          exporters: (
              | { type: "prometheus"; port: number }
              | { type: "otlp"; endpoint: string; exportIntervalMillis: number }
          )[];
          exportIntervalMillis: number;
      };
      instrumentation: { auto: boolean; http: boolean };
  }

• Optional_configDir?: string

  Internal metadata: directory containing the config file Used to resolve relative paths. Not specified in YAML.