Certainly, here is the README.md file content in Markdown format, updated to reflect the Apache 2.0 license.

# dagor-grpc

## Overview

`dagor-grpc` is a gRPC interceptor library designed to extend the functionalities of gRPC servers and clients. The library aims to enhance gRPC communications by introducing features such as logging, authentication, and more.

## Installation

To install the `dagor-grpc` package, run the following command:

```bash
go get -u github.com/Jiali-Xing/dagor-grpc

Ensure that you have Go installed and your workspace is correctly configured.

Usage

Server Interceptor

To use dagor as a server interceptor, refer to the following example:

import (
  "github.com/Jiali-Xing/dagor-grpc/dagor"
  "google.golang.org/grpc"
)

func main() {
  serverOptions := []grpc.ServerOption{
    grpc.UnaryInterceptor(dagor.UnaryServerInterceptor),
  }

  server := grpc.NewServer(serverOptions...)
  // Register services and start the server
}

Client Interceptor

To integrate dagor as a client interceptor, consult the following example:

import (
  "github.com/Jiali-Xing/dagor-grpc/dagor"
  "google.golang.org/grpc"
)

func main() {
  clientOptions := []grpc.DialOption{
    grpc.WithUnaryInterceptor(dagor.UnaryClientInterceptor),
  }

  conn, err := grpc.Dial("localhost:50051", clientOptions...)
  // Handle the connection and execute client logic
}

Contributing

Contributions from the community are welcome. For more information, please read the contribution guidelines.

License

This project is licensed under the Apache License 2.0. See the LICENSE file for details.

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