feat: add LTI 1.3 Tool Consumer support with database migrations and API endpoints

- Implemented database migrations for lti_external_tools and lti_grade_passback_events tables in both cms-service and lms-service.
- Created API handlers for managing LTI tools including listing, creating, updating, and deleting tools.
- Added functionality for LTI grade passback with validation and signature verification.
- Developed frontend components for LTI tool management and display in course editor.

Co-authored-by: Copilot <copilot@github.com>

web/experience/src/app/courses/[id]/lessons/[lessonId]/page.tsx

@@ -23,6 +23,7 @@ import PeerReviewPlayer from "@/components/blocks/PeerReviewPlayer";
 import MermaidViewer from "@/components/blocks/MermaidViewer";
 import ScormPlayer from "@/components/blocks/ScormPlayer";
 import PluginBlock from "@/components/blocks/PluginBlock";
+import LtiToolPlayer from "@/components/blocks/LtiToolPlayer";
 import InteractiveTranscript from "@/components/InteractiveTranscript";
 import AITutor from "@/components/AITutor";
 import LessonLockedView from "@/components/LessonLockedView";
@@ -542,6 +543,13 @@ export default function LessonPlayerPage({ params }: { params: { id: string, les
                                                                 launchUrl={block.launch_url || block.url || lesson.content_url || ""}
                                                             />
                                                         );
+                                                    case 'lti-tool':
+                                                        return (
+                                                            <LtiToolPlayer
+                                                                title={block.title || 'Herramienta LTI'}
+                                                                launchUrl={block.launch_url || block.url || ''}
+                                                            />
+                                                        );
                                                     default:
                                                         return <div className="p-4 bg-black/5 dark:bg-white/5 border border-black/10 dark:border-white/10 rounded-xl text-xs font-bold text-gray-600 dark:text-gray-500 uppercase tracking-widest">Tipo de Bloque Desconocido: {block.type}</div>;
                                                 }