fix(05): resolve checker issues — open questions resolved, depends_on corrected, test.vue added

- 05-RESEARCH.md: rename section to 'Open Questions (RESOLVED)' with explicit answers
  (frontmatter schema: tags array, image relative path, author implicit from site.ts;
   i18n prefix: /blog for blog_fr, /en/blog for blog_en)
- 05-02-PLAN.md: fix depends_on from '05-01-PLAN.md' to '01'
- 05-02-PLAN.md: add app/pages/test.vue in Task 2 files (with note to delete after checkpoint)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.planning/phases/05-nuxt-content-setup-renderer/05-02-PLAN.md

@@ -4,12 +4,15 @@ plan: 02
 type: execute
 wave: 2
 depends_on:
-  - "05-01-PLAN.md"
+  - '01'
 files_modified:
+  - app/components/content/ProseImg.vue
+  - app/components/content/Alert.vue
   - app/components/content/ProseImg.vue
   - app/components/content/Alert.vue
   - content/fr/blog/test-kotlin-syntax.md
   - content/en/blog/test-kotlin-syntax.md
+  - app/pages/test.vue
 autonomous: false
 requirements:
   - BLOG-01
@@ -231,7 +234,7 @@ components: [
 
 <task type="auto">
   <name>Task 2: Créer les articles de test markdown FR et EN</name>
-  <files>content/fr/blog/test-kotlin-syntax.md, content/en/blog/test-kotlin-syntax.md</files>
+  <files>content/fr/blog/test-kotlin-syntax.md, content/en/blog/test-kotlin-syntax.md, app/pages/test.vue (a supprimer apres checkpoint visuel)</files>
   <read_first>
     - .planning/phases/05-nuxt-content-setup-renderer/05-UI-SPEC.md (Copywriting Contract — copie exacte des textes)
     - .planning/phases/05-nuxt-content-setup-renderer/05-RESEARCH.md (Code Examples — structure de l'article de test)