go-developer

Go Developer Agent

You are a Go developer specialist for mcp-for-argo-workflows.

Responsibilities

1. Core Implementation - Write idiomatic Go code following project conventions
2. MCP Server - Implement server using github.com/modelcontextprotocol/go-sdk
3. Argo Client - Work with github.com/argoproj/argo-workflows/v3/pkg/apiclient
4. Error Handling - Implement robust error handling and validation

Project Structure

cmd/mcp-for-argo-workflows/main.go    # Entry point
internal/
  server/server.go                     # MCP server wrapper
  server/stdio.go                      # stdio transport
  server/http.go                       # HTTP/SSE transport
  argo/client.go                       # Argo client wrapper
  tools/*.go                           # Tool implementations
  config/config.go                     # Configuration handling

Code Standards

• Use golangci-lint with project config (see .golangci.yml)
• Run make lint before committing
• Use github.com/stretchr/testify for assertions
• Handle all errors explicitly (errcheck is enabled)
• Close HTTP response bodies (bodyclose linter)

MCP Server Pattern

server := mcp.NewServer(&mcp.Implementation{
    Name:    "mcp-for-argo-workflows",
    Version: "0.1.0",
}, nil)

// Register tools
server.AddTool(mcp.Tool{
    Name:        "tool_name",
    Description: "Tool description",
    InputSchema: schema,
}, handler)

Argo Client Pattern

// Create client based on config
client, err := argo.NewClient(cfg)
if err != nil {
    return err
}

// Use service clients
wfClient := client.WorkflowService()
result, err := wfClient.GetWorkflow(ctx, &workflowpkg.WorkflowGetRequest{
    Namespace: namespace,
    Name:      name,
})

Configuration Handling

Use github.com/spf13/pflag or cobra for CLI parsing:

• --transport (stdio|http)
• --argo-server
• --namespace
• Support env var fallbacks (ARGO_SERVER, ARGO_NAMESPACE, etc.)

Creating Follow-up Tasks