Add Portuguese translation (light version) (#111)

* fix(es): syntax error that prevented compilation

* feat(pt): add main text translation

* feat(pt): add tweets translation

* feat(pt): add PDF generation to GitHub workflow

* fix(pt): add misisng translations and formatting fixes

* fix(css): link fragment overlap with page header

* fix(css): add font Inter before Gothic A1

The Gothic A1 font lacks a few characters necessary for writing Portuguese, namely: á, í, ó, ú, ã, õ, and their upper case versions.

* fix(pt): remove 'Glossário' entry from _menu.hbs

* fix(build): slugify.js

* fix(pt): various typos and a few missing translations.

* chore: add .vscode to .gitignore

build/_concats.js

@@ -3,6 +3,7 @@ module.exports = exports = [
   require('../public/de/_concat.json'),
   require('../public/en/_concat.json'),
   require('../public/es/_concat.json'),
+  require('../public/pt/_concat.json'),
   require('../public/fr/_concat.json'),
   require('../public/hu/_concat.json'),
   require('../public/pl/_concat.json'),

build/engines.js

@@ -24,6 +24,7 @@ const str2locale = {
   'fr': dateFNSLocales.fr,
   'hu': dateFNSLocales.hu,
   'pl': dateFNSLocales.pl,
+  'pt': dateFNSLocales.pt,
   'es': dateFNSLocales.es,
 };
 

build/lib/slugify.js

@@ -1,6 +1,6 @@
 const slugs = require('slugify');
 
 module.exports = exports = function slugify (s) {
-  const result = slugs(s, { remove: /[*+~.,()'"!?:@/\\]/g }).toLowerCase();
+  const result = s.trim().replace(/[^\p{L}\p{N}]+/ug, '-').replace(/^-+/, '').replace(/-+$/, '').toLowerCase();
   return result;
 };