Add in-app documentation browsers

locales/ui/en.ftl

@@ -36,6 +36,18 @@ duplicates-exactMatch = Exact Match
 duplicates-dismiss = Dismiss
 duplicates-dismissed = Duplicate pair dismissal saved.
 duplicates-showMore = Show More
+documentation-title = Documentation
+documentation-apiTitle = Lua API Documentation
+documentation-subtitle = Read-only bundled RuDS user guide.
+documentation-apiSubtitle = Generated Lua reference, public types, and runnable examples.
+documentation-loading = Loading documentation…
+documentation-missing = The RuDS user guide is unavailable.
+documentation-malformed = The documentation source could not be read as UTF-8 text.
+documentation-empty = This documentation file is empty.
+documentation-anchorMissing = That section is not present in this document.
+documentation-linkRefused = Only document sections and HTTP or HTTPS links can be opened.
+documentation-externalLinkTitle = Open external link?
+documentation-externalLinkMessage = RuDS will open this address in your default browser: { $url }
 embeddings-reindexed = Rebuilt embeddings for { $count } posts.
 embeddings-indexing = Indexing semantic content
 embeddings-indexingProgress = Indexing post { $current } of { $total }
@@ -50,6 +62,7 @@ menu-item-fillMissingTranslations = Fill Missing Translations
 menu-item-uploadSite = Upload Site
 menu-item-about = About Blogging Desktop Server
 menu-item-openDocumentation = Open Documentation
+menu-item-openApiDocumentation = Open Lua API Documentation
 menu-item-viewOnGitHub = View on GitHub
 menu-item-reportIssue = Report Issue
 activity-posts = Posts