feat(docs): add database schema and manifest specification

docs/1.languages.sql

@@ -0,0 +1,65 @@
+-- Languages
+INSERT INTO languages (name) VALUES
+('Unknown'),
+('English'),
+('French'),
+('Spanish'),
+('German'),
+('Italian'),
+('Danish'),
+('Dutch'),
+('Japanese'),
+('Icelandic'),
+('Chinese'),
+('Russian'),
+('Polish'),
+('Vietnamese'),
+('Swedish'),
+('Norwegian'),
+('Finnish'),
+('Turkish'),
+('Portuguese'),
+('Flemish'),
+('Greek'),
+('Korean'),
+('Hungarian'),
+('Hebrew'),
+('Lithuanian'),
+('Czech'),
+('Hindi'),
+('Romanian'),
+('Thai'),
+('Bulgarian'),
+('Portuguese (Brazil)'),
+('Arabic'),
+('Ukrainian'),
+('Persian'),
+('Bengali'),
+('Slovak'),
+('Latvian'),
+('Spanish (Latino)'),
+('Catalan'),
+('Croatian'),
+('Serbian'),
+('Bosnian'),
+('Estonian'),
+('Tamil'),
+('Indonesian'),
+('Telugu'),
+('Macedonian'),
+('Slovenian'),
+('Malayalam'),
+('Kannada'),
+('Albanian'),
+('Afrikaans'),
+('Marathi'),
+('Tagalog'),
+('Urdu'),
+('Romansh'),
+('Mongolian'),
+('Georgian'),
+('Azerbaijani'),
+('Uzbek'),
+('Malay'),
+('Any'),
+('Original');