feat: add mcp command

Author: yjp20

pkg/cmd/cmd.go

@@ -95,6 +95,8 @@ var Command = cli.Command{
 				&orgsList,
 			},
 		},
+
+		&mcpCommand,
 	},
 	EnableShellCompletion: true,
 	HideHelpCommand:       true,

pkg/cmd/mcp.go

@@ -0,0 +1,55 @@
+// File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
+
+package cmd
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"os/exec"
+
+	"github.com/urfave/cli/v3"
+)
+
+var mcpCommand = cli.Command{
+	Name:            "mcp",
+	Usage:           "Run Stainless MCP server",
+	Description:     "Wrapper around @stainless-api/mcp@latest with environment variables set",
+	Action:          handleMCP,
+	ArgsUsage:       "[MCP_ARGS...]",
+	HideHelpCommand: true,
+	SkipFlagParsing: true,
+}
+
+func handleMCP(ctx context.Context, cmd *cli.Command) error {
+	args := []string{"-y", "@stainless-api/mcp@latest"}
+
+	if cmd.Args().Len() > 0 {
+		args = append(args, cmd.Args().Slice()...)
+	}
+
+	env := os.Environ()
+
+	// Set STAINLESS_API_KEY if not already in environment
+	if apiKey := os.Getenv("STAINLESS_API_KEY"); apiKey == "" {
+		authConfig, err := LoadAuthConfig()
+		if err == nil && authConfig != nil && authConfig.AccessToken != "" {
+			env = append(env, fmt.Sprintf("STAINLESS_API_KEY=%s", authConfig.AccessToken))
+		}
+	}
+
+	// Set STAINLESS_PROJECT from workspace config if available
+	var config WorkspaceConfig
+	found, err := config.Find()
+	if err == nil && found && config.Project != "" {
+		env = append(env, fmt.Sprintf("STAINLESS_PROJECT=%s", config.Project))
+	}
+
+	npmCmd := exec.CommandContext(ctx, "npx", args...)
+	npmCmd.Env = env
+	npmCmd.Stdout = os.Stdout
+	npmCmd.Stderr = os.Stderr
+	npmCmd.Stdin = os.Stdin
+
+	return npmCmd.Run()
+}