chore: reduce PR scope, revert unrelated i18n and branding changes

Restore i18n locale files, schema, and logo-icon.svg to match main.
Re-use og_title i18n key in package-docs ogTitle meta instead of removing it.

Author: harlan-zw

app/pages/package-docs/[...path].vue

@@ -114,7 +114,7 @@ const pageTitle = computed(() => {
 
 useSeoMeta({
   title: () => pageTitle.value,
-  ogTitle: () => pageTitle.value,
+  ogTitle: () => t('package.docs.og_title', { name: packageName.value }),
   twitterTitle: () => pageTitle.value,
   description: () => pkg.value?.license ?? '',
   ogDescription: () => pkg.value?.license ?? '',

i18n/locales/de.json

@@ -332,6 +332,7 @@
       "page_title": "API-Dokumentation - npmx",
       "page_title_name": "{name} Dokumentation - npmx",
       "page_title_version": "{name} Dokumentation - npmx",
+      "og_title": "{name} - Dokumentation",
       "view_package": "Paket anzeigen"
     },
     "get_started": {

i18n/locales/en.json

@@ -333,6 +333,7 @@
       "page_title": "API Docs - npmx",
       "page_title_name": "{name} docs - npmx",
       "page_title_version": "{name} docs - npmx",
+      "og_title": "{name} - Docs",
       "view_package": "View package"
     },
     "get_started": {

i18n/locales/fr-FR.json

@@ -331,6 +331,7 @@
       "page_title": "Documentation API - npmx",
       "page_title_name": "Documentation {name} - npmx",
       "page_title_version": "Documentation {name} - npmx",
+      "og_title": "{name} - Documentation",
       "view_package": "Voir le paquet"
     },
     "get_started": {

i18n/locales/hi-IN.json

@@ -332,6 +332,7 @@
       "page_title": "API Docs - npmx",
       "page_title_name": "{name} docs - npmx",
       "page_title_version": "{name} docs - npmx",
+      "og_title": "{name} - Docs",
       "view_package": "पैकेज देखें"
     },
     "get_started": {

i18n/locales/mr-IN.json

@@ -332,6 +332,7 @@
       "page_title": "API दस्तऐवज - npmx",
       "page_title_name": "{name} दस्तऐवज - npmx",
       "page_title_version": "{name} दस्तऐवज - npmx",
+      "og_title": "{name} - दस्तऐवज",
       "view_package": "पॅकेज पहा"
     },
     "get_started": {