Apply all language patches to the given HTML content string and return the
patched string.
Scope is intentionally narrow: only document-level lang/dir attributes,
JSON-LD language fields, og:locale, and self-referential URL fields are
rewritten. Body content is left untouched.
Apply all language patches to the given HTML content string and return the patched string.
Scope is intentionally narrow: only document-level lang/dir attributes, JSON-LD language fields, og:locale, and self-referential URL fields are rewritten. Body content is left untouched.