Initial implementation of mcq — document reading queue

Single-binary service: push raw markdown via REST/gRPC API, read rendered
HTML through mobile-friendly web UI. MCIAS auth on all endpoints, SQLite
storage, goldmark rendering with GFM and syntax highlighting.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

internal/grpcserver/server.go

@@ -0,0 +1,49 @@
+package grpcserver
+
+import (
+	"log/slog"
+	"net"
+
+	mcdslauth "git.wntrmute.dev/mc/mcdsl/auth"
+	mcdslgrpc "git.wntrmute.dev/mc/mcdsl/grpcserver"
+
+	pb "git.wntrmute.dev/mc/mcq/gen/mcq/v1"
+	"git.wntrmute.dev/mc/mcq/internal/db"
+)
+
+// Deps holds the dependencies injected into the gRPC server.
+type Deps struct {
+	DB            *db.DB
+	Authenticator *mcdslauth.Authenticator
+}
+
+// Server wraps a mcdsl grpcserver.Server with MCQ-specific services.
+type Server struct {
+	srv *mcdslgrpc.Server
+}
+
+// New creates a configured gRPC server with MCQ services registered.
+func New(certFile, keyFile string, deps Deps, logger *slog.Logger) (*Server, error) {
+	srv, err := mcdslgrpc.New(certFile, keyFile, deps.Authenticator, methodMap(), logger, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	s := &Server{srv: srv}
+
+	pb.RegisterAdminServiceServer(srv.GRPCServer, &adminService{db: deps.DB})
+	pb.RegisterAuthServiceServer(srv.GRPCServer, &authService{auth: deps.Authenticator})
+	pb.RegisterDocumentServiceServer(srv.GRPCServer, &documentService{db: deps.DB, logger: logger})
+
+	return s, nil
+}
+
+// Serve starts the gRPC server on the given listener.
+func (s *Server) Serve(lis net.Listener) error {
+	return s.srv.GRPCServer.Serve(lis)
+}
+
+// GracefulStop gracefully stops the gRPC server.
+func (s *Server) GracefulStop() {
+	s.srv.Stop()
+}