feedback5 WAD: docs for language packs and content packs — docs/PACKS.md (the manifest, the two layouts, discovery and the index, what is served, the types and how a later type plugs in), docs/I18N.md §5 "Adding a language" (step by step for a translator) with the fallback chain, placeholder validation and plural categories, CONTRIBUTING / README pointers, DEPLOY §7 (packs/ and packs/index.json in the zips), ARCHITECTURE, docs/history/0.2.0.md §25.16; build-i18n --dict (a community dictionary for a language without an official client); the browser check of a pack file and a pack folder dropped in while the server runs (test/ui/i18n.e2e.test.js); golden unchanged

README.md

@@ -185,7 +185,7 @@ npm start          # 启动服务器：http://localhost:3000
 | [docs/META.md](docs/META.md) | 对局与经济引擎（英文）：回合流程、商店、联防、最终攻势的实现细节 |
 | [docs/DATA.md](docs/DATA.md) | 由官方数据表生成的游戏数据（英文） |
 | [docs/ASSETS.md](docs/ASSETS.md) | 素材来源、目录结构与清单（英文） |
-| [docs/I18N.md](docs/I18N.md) | 中文 / English 界面（英文）：界面文字、游戏文本与服务器消息怎样翻译，覆盖范围，切到英文后仍显示中文的内容 |
+| [docs/I18N.md](docs/I18N.md) | 界面语言（英文）：界面文字、游戏文本与服务器消息怎样翻译，覆盖范围；**添加一种语言只需在 `public/i18n/` 放一个语言文件**（社区翻译步骤见「Adding a language」，内容包格式见 [docs/PACKS.md](docs/PACKS.md)） |
 | [docs/BALANCE.md](docs/BALANCE.md) | 难度模型与测量（英文） |
 | [docs/research/](docs/research/00-INDEX.md) | 官方规则、数据与界面的调研记录 |