Refactors DemoMCP tool handler to integrate with DemoGRPC for fact retrieval and updates server instructions.

pkg/demo/demo.go

@@ -12,6 +12,7 @@ import (
 	"gitea.libretechconsulting.com/rmcguire/go-server-with-otel/pkg/config"
 	"gitea.libretechconsulting.com/rmcguire/go-server-with-otel/pkg/demo/demogrpc"
 	"gitea.libretechconsulting.com/rmcguire/go-server-with-otel/pkg/demo/demohttp"
+	"gitea.libretechconsulting.com/rmcguire/go-server-with-otel/pkg/demo/demomcp"
 	"gitea.libretechconsulting.com/rmcguire/go-server-with-otel/pkg/service"
 )
 
@@ -20,6 +21,7 @@ type DemoService struct {
 	config *config.ServiceConfig
 	http   *demohttp.DemoHTTPServer
 	grpc   *demogrpc.DemoGRPCServer
+	mcp    *demomcp.DemoMCPServer
 }
 
 func (d *DemoService) Init(ctx context.Context, config *config.ServiceConfig,
@@ -31,6 +33,7 @@ func (d *DemoService) Init(ctx context.Context, config *config.ServiceConfig,
 	// This is, after all, a demo app. Just implement the interface.
 	d.http = demohttp.NewDemoHTTPServer(ctx, config)
 	d.grpc = demogrpc.NewDemoGRPCServer(ctx, config)
+	d.mcp = demomcp.NewDemoMCPServer(ctx, config)
 
 	// TODO: This should actually do shutdown stuff
 	return func(_ context.Context) (string, error) {
@@ -49,6 +52,7 @@ func (d *DemoService) GetHTTP() *optshttp.AppHTTP {
 	return &optshttp.AppHTTP{
 		Ctx:          d.ctx,
 		Funcs:        d.http.GetHandleFuncs(),
+		Handlers:     d.mcp.GetHandlers(),
 		HealthChecks: d.http.GetHealthCheckFuncs(),
 	}
 }