feat: implement password reset functionality and global search feature

- Added forgot password and reset password APIs in the LMS service.
- Created database migrations for password reset tokens and xAPI statements.
- Implemented global search functionality with indexing for courses, lessons, discussions, and announcements.
- Developed frontend pages for forgot password and reset password.
- Introduced SCORM player component to handle xAPI statements tracking.

services/lms-service/migrations/20260422000002_global_search_indexes.sql

@@ -0,0 +1,26 @@
+-- Índices para búsqueda global eficiente en cursos, lecciones, hilos y anuncios
+
+-- Cursos: full-text search sobre título y descripción
+CREATE INDEX IF NOT EXISTS idx_courses_search_title
+    ON courses USING gin(to_tsvector('spanish', COALESCE(title, '')));
+
+CREATE INDEX IF NOT EXISTS idx_courses_search_desc
+    ON courses USING gin(to_tsvector('spanish', COALESCE(description, '')));
+
+-- Lecciones: índice sobre título y summary
+CREATE INDEX IF NOT EXISTS idx_lessons_search_title
+    ON lessons USING gin(to_tsvector('spanish', COALESCE(title, '')));
+
+CREATE INDEX IF NOT EXISTS idx_lessons_search_summary
+    ON lessons USING gin(to_tsvector('spanish', COALESCE(summary, '')));
+
+-- Hilos de discusión: índice sobre título
+CREATE INDEX IF NOT EXISTS idx_discussion_threads_search_title
+    ON discussion_threads USING gin(to_tsvector('spanish', COALESCE(title, '')));
+
+-- Anuncios: índice sobre título y content
+CREATE INDEX IF NOT EXISTS idx_course_announcements_search_title
+    ON course_announcements USING gin(to_tsvector('spanish', COALESCE(title, '')));
+
+CREATE INDEX IF NOT EXISTS idx_course_announcements_search_body
+    ON course_announcements USING gin(to_tsvector('spanish', COALESCE(content, '')));