Support I18n (#243)

* feat: support i18n

* feat: wip support i18n

* feat: complete space translation

* feat: complete page translation

* feat: update space translation

* feat: update workspace translation

* feat: update group translation

* feat: update workspace translation

* feat: update page translation

* feat: update user translation

* chore: update pnpm-lock

* feat: add query translation

* refactor: merge to single file

* chore: remove necessary code

* feat: save language to BE

* fix: only load current language

* feat: save language to locale column

* fix: cleanups

* add language menu to preferences page

* new translations

* translate editor

* Translate editor placeholders

* translate space selection component

---------

Co-authored-by: Philip Okugbe <phil@docmost.com>
Co-authored-by: Philip Okugbe <16838612+Philipinho@users.noreply.github.com>

apps/client/package.json

@@ -29,6 +29,8 @@
     "date-fns": "^4.1.0",
     "emoji-mart": "^5.6.0",
     "file-saver": "^2.0.5",
+    "i18next": "^23.14.0",
+    "i18next-http-backend": "^2.6.1",
     "jotai": "^2.10.3",
     "jotai-optics": "^0.4.0",
     "js-cookie": "^3.0.5",
@@ -43,6 +45,7 @@
     "react-drawio": "^1.0.1",
     "react-error-boundary": "^4.1.2",
     "react-helmet-async": "^2.0.5",
+    "react-i18next": "^15.0.1",
     "react-router-dom": "^7.0.1",
     "socket.io-client": "^4.8.1",
     "tippy.js": "^6.3.7",