feat(i18n): add language trainer SEO content and update home page metadata

- Introduced a new section for language trainers in multiple languages (Cebuano, German, English, Spanish, French) to enhance user guidance on beginner courses.
- Updated home page SEO metadata to reflect the addition of language courses, improving search visibility and user engagement.
- Enhanced the NoLoginView component to display the new language trainer information, providing users with clear insights into available resources.

frontend/src/i18n/locales/ceb/seo.json

@@ -6,10 +6,10 @@
             "keywords": "YourPart, online community, forum, chat, blog, bokabularyo, browser game, Falukant, minigames, libre, walay download, pribado, privacy"
         },
         "home": {
-            "title": "YourPart - Online community, forum, chat, bokabularyo ug browser games",
-            "description": "Community platform nga adunay forum, real-time chat, blogs, libre nga vocabulary trainer ug browser games: Falukant ug minigames—duwa libre sa browser nga walay install.",
-            "keywords": "YourPart, online community, social network, forum, chat, blogs, bokabularyo, browser game, Falukant, minigames, libre, walay download, pribado",
-            "jsonLdDescription": "Online community nga adunay forum, chat, blogs, bokabularyo, Falukant ug minigames sa browser—walay installation."
+            "title": "YourPart - Community, chat, forum, bokabularyo (Bisaya & Aleman) ug browser games",
+            "description": "Community nga adunay forum ug chat. Libre nga vocabulary trainer nga adunay beginner courses: Bisaya para sa German speakers ug Aleman para sa Cebuano/Bisaya—everyday, rough A1 hangtod gamay ubos sa full A2, dili native level. Plus Falukant ug minigames.",
+            "keywords": "YourPart, online community, forum, chat, bokabularyo, Bisaya, Aleman, Cebuano, beginner, A1, A2, browser game, Falukant, minigames, libre",
+            "jsonLdDescription": "Online community nga adunay forum, chat, beginner bokabularyo (Bisaya/Aleman), Falukant ug minigames sa browser—walay installation."
         },
         "falukant": {
             "title": "Falukant - Libre nga medieval browser game (ekonomiya ug politika)",