Feat/i18n (#92)

* feat: add vue-i18n

* feat: add vue-i18n

* feat: add vue-i18n

* feat: add language class

* add: en templates and configs

* add: en names

* refactor: name gender id and sect id

* feat(i18n): add gettext infrastructure for dynamic text translation (#81)

* feat(i18n): add gettext infrastructure for dynamic text translation

- Add src/i18n/ module with t() translation function
- Add .po/.mo files for zh_CN and en_US locales
- Update LanguageManager to reload translations on language change
- Add comprehensive tests (14 tests, all passing)
- Add implementation spec at docs/specs/i18n-dynamic-text.md

Phase 1 of i18n dynamic text implementation.

* feat(i18n): expand .po files with comprehensive translation entries

Add translation messages for:
- Battle result messages (fatal/non-fatal outcomes)
- Fortune event messages (item discovery, cultivation gains)
- Misfortune event messages (losses, damage, regression)
- Death reason messages
- Item exchange messages (equip, sell, discard)
- Single choice context and option labels
- Common labels (weapon, auxiliary, technique, elixir)

Both zh_CN and en_US locales updated with matching entries.

* test: add .po file integrity tests

* feat: i18n for actions

* feat: i18n for effects

* feat: i18n for gathering

* feat: i18n for classes

* feat: i18n for classes

* feat: i18n for classes

* feat: i18n for classes

* fix bugs

* fix bugs

* fix bugs

* fix bugs

* fix bugs

* fix bugs

* fix bugs

* fix bugs

* update csv

* update world info

* update prompt

* update prompt

* fix bug

* fix bug

* fix bug

* fix bug

* fix bug

* fix bug

* fix bug

* fix bug

* fix bug

* update

* update

* update

* update

* update

* update

* update

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Co-authored-by: Zihao Xu <xzhseh@gmail.com>

static/locales/en-US/game_configs/lode.csv

@@ -0,0 +1,6 @@
+id,name,desc,stage_id,material_ids
+,,,"Item ID corresponding to this lode"
+1,Black Iron Lode,"A common lode containing black iron, often found in shallow surface layers",1,101
+2,Red Copper Lode,"A red copper lode buried deep underground, often accompanied by fiery heat qi",2,102
+3,Mithril Deposit,"An extremely rare mithril accumulation, shimmering with silver light and brimming with spiritual qi",3,103
+4,Gengjin Mine,"A Gengjin lode located deep in absolute cliffs, extremely difficult to mine but worth a fortune",4,104