feat: add server settings for default board, default color scheme and default locale (#1373)

* feat: add server settings for default board, default color scheme and default locale

* chore: address pull request feedback

* test: adjust unit tests to match requirements

* fix: deepsource issue

* chore: add deepsource as dependency to translation library

* refactor: restructure language-combobox, adjust default locale for next-intl

* chore: change cookie keys prefix from homarr- to homarr.

packages/translation/package.json

@@ -27,7 +27,9 @@
   "prettier": "@homarr/prettier-config",
   "dependencies": {
     "@homarr/common": "workspace:^0.1.0",
+    "@homarr/definitions": "workspace:^0.1.0",
     "dayjs": "^1.11.13",
+    "deepmerge": "4.3.1",
     "mantine-react-table": "2.0.0-beta.7",
     "next": "^14.2.16",
     "next-intl": "3.24.0",