Function NewStdioMCPServer

internal/ghmcp/server.go:135–195

(ctx context.Context, cfg github.MCPServerConfig)

}

func NewStdioMCPServer(ctx context.Context, cfg github.MCPServerConfig) (*mcp.Server, error) {
	apiHost, err := utils.NewAPIHost(cfg.Host)
	if err != nil {
		return nil, fmt.Errorf("failed to parse API host: %w", err)
	}

	clients, err := createGitHubClients(cfg, apiHost)
	if err != nil {
		return nil, fmt.Errorf("failed to create GitHub clients: %w", err)
	}

	// Create feature checker — resolves explicit features + insiders expansion
	featureChecker := createFeatureChecker(cfg.EnabledFeatures, cfg.InsidersMode)

	// Create dependencies for tool handlers
	obs, err := observability.NewExporters(cfg.Logger, metrics.NewNoopMetrics())
	if err != nil {
		return nil, fmt.Errorf("failed to create observability exporters: %w", err)
	}
	deps := github.NewBaseDeps(
		clients.rest,
		clients.gql,
		clients.raw,
		clients.repoAccess,
		cfg.Translator,
		github.FeatureFlags{
			LockdownMode: cfg.LockdownMode,
		},
		cfg.ContentWindowSize,
		featureChecker,
		obs,
	)
	// Build and register the tool/resource/prompt inventory
	inventoryBuilder := github.NewInventory(cfg.Translator).
		WithDeprecatedAliases(github.DeprecatedToolAliases).
		WithReadOnly(cfg.ReadOnly).
		WithToolsets(github.ResolvedEnabledToolsets(cfg.EnabledToolsets, cfg.EnabledTools)).
		WithTools(github.CleanTools(cfg.EnabledTools)).
		WithExcludeTools(cfg.ExcludeTools).
		WithServerInstructions().
		WithFeatureChecker(featureChecker)

	// Apply token scope filtering if scopes are known (for PAT filtering)
	if cfg.TokenScopes != nil {
		inventoryBuilder = inventoryBuilder.WithFilter(github.CreateToolScopeFilter(cfg.TokenScopes))
	}

	inventory, err := inventoryBuilder.Build()
	if err != nil {
		return nil, fmt.Errorf("failed to build inventory: %w", err)
	}

	ghServer, err := github.NewMCPServer(ctx, &cfg, deps, inventory)
	if err != nil {
		return nil, fmt.Errorf("failed to create GitHub MCP server: %w", err)
	}

	ghServer.AddReceivingMiddleware(addUserAgentsMiddleware(cfg, clients.restUATransp, clients.gqlHTTP))