On stable/2.20
I navigated to ~/lilypond-git/Documentation/pt/web
and did:
git blame manuals.itexi
And found
$ git log -p cf364e9995fcf22c15b753f12bf8389d1e0b3e18
commit cf364e9995fcf22c15b753f12bf8389d1e0b3e18
Author: Rafael Fontenelle <address@hidden>
Date: Thu Aug 2 06:49:37 2018 -0300
Docs-pt: Add Portuguese translation to website
diff --git a/Documentation/lilypond-texi2html-lang.init
b/Documentation/lilypond-texi2html-lang.init
index dc89070bc3..1e8a19bc78 100644
--- a/Documentation/lilypond-texi2html-lang.init
+++ b/Documentation/lilypond-texi2html-lang.init
@@ -4,7 +4,7 @@
use utf8;
my @langlist = (
- 'ca', 'cs', 'de', 'es', 'fr', 'hu', 'it', 'ja', 'nl', 'po', 'zh'
+ 'ca', 'cs', 'de', 'es', 'fr', 'hu', 'it', 'ja', 'nl', 'po', 'pt',
'zh'
);
<several more lines>
Looks like this was pushed to stable/2.20 but never to master