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/en/home.json

@@ -80,6 +80,30 @@
                 "title": "Get started",
                 "text": "You can already use, test and give feedback. Register via “{register}” or start the random chat."
             },
+            "languageTrainerSeo": {
+                "title": "Language trainers for everyday use (beginners)",
+                "introBefore": "YourPart offers two",
+                "beginnerLabel": "guided beginner courses",
+                "introMiddle": "in the",
+                "vocabTrainerLinkText": "vocabulary trainer",
+                "bisayaForGerman": "Bisaya for German-speaking learners",
+                "andConnector": "and",
+                "germanForBisaya": "German for Cebuano/Bisaya speakers",
+                "introAfter": "They focus on clear sentence patterns for common daily situations, not literary perfection.",
+                "honestLabel": "Honest classification:",
+                "honestTextBefore": "These courses do not lead to native-level fluency and do not replace exams or intensive classes. As a rough orientation, consistent use typically leads to",
+                "rangeLabel": "solid A1 to early A2 ability in familiar contexts",
+                "honestTextMiddle": "and often in practice",
+                "belowA2Label": "slightly below full A2",
+                "honestTextAfter": "depending on practice time and additional speaking work.",
+                "germanSectionTitle": "German for Cebuano/Bisaya speakers",
+                "germanSectionTextBefore": "Topics include greetings, doctor visits, school, appointments, forms, work, and misunderstandings. The goal is",
+                "germanSectionStrong": "reliable foundations and first longer everyday responses",
+                "germanSectionTextAfter": "not a promise of an official exam level.",
+                "bisayaSectionTitle": "Bisaya for German-speaking learners",
+                "bisayaSectionText": "Structured progress from basics to practical scenes such as family, visits, health, shopping, directions, and neighborhood communication with vocabulary, pattern drills, and short free production tasks.",
+                "allCoursesLabel": "All courses:"
+            },
             "randomchat": "Random chat",
             "startrandomchat": "Start random chat",
             "login": {

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

@@ -6,10 +6,10 @@
             "keywords": "YourPart, online community, forum, chat, blog, vocabulary trainer, browser game, builder game, Falukant, minigames, free, no download, private, privacy"
         },
         "home": {
-            "title": "YourPart - Online community, forum, chat, vocabulary trainer & browser games",
-            "description": "Community platform with forums, real-time chat, blogs, a free vocabulary trainer and browser games: medieval economy game Falukant and minigames—play free in your browser.",
-            "keywords": "YourPart, online community, social network, forum, chat, blogs, vocabulary trainer, browser game, Falukant, minigames, free, no download, private",
-            "jsonLdDescription": "Online community with forums, chat, blogs, vocabulary trainer, Falukant and browser minigames—no install required."
+            "title": "YourPart - Community, chat, forum, vocabulary trainer (Bisaya & German) & browser games",
+            "description": "Community with forums and chat. Beginner vocabulary courses: Bisaya for German speakers and German for Cebuano/Bisaya—everyday phrases, roughly A1 to just below full A2, not native-level fluency. Plus Falukant & minigames in the browser.",
+            "keywords": "YourPart, online community, forum, chat, vocabulary trainer, learn Bisaya, learn German, Cebuano, beginner, A1, A2, browser game, Falukant, minigames, free",
+            "jsonLdDescription": "Online community with forums, chat, beginner vocabulary courses (Bisaya/German), Falukant and browser minigames—no install required."
         },
         "falukant": {
             "title": "Falukant - Free medieval browser game (economy & politics)",