Internationalization + Finnish language (#181)

* I18n with next-intl

* package-lock

* Finnish translations

* Development fix

* Use locale for positioning currency symbol

* Translations: Expenses.ActiveUserModal

* Translations: group 404

* Better translation for ExpenseCard

* Apply translations in CategorySelect search

* Fix for Finnish translation

* Translations for ExpenseDocumentsInput

* Translations for CreateFromReceipt

* Fix for Finnish translation

* Translations for schema errors

* Fix for Finnish translation

* Fixes for Finnish translations

* Prettier

---------

Co-authored-by: Sebastien Castiel <sebastien@castiel.me>

package.json

@@ -15,6 +15,7 @@
     "start-container": "docker compose --env-file container.env up"
   },
   "dependencies": {
+    "@formatjs/intl-localematcher": "^0.5.4",
     "@hookform/resolvers": "^3.3.2",
     "@prisma/client": "^5.6.0",
     "@radix-ui/react-checkbox": "^1.0.4",
@@ -39,7 +40,9 @@
     "embla-carousel-react": "^8.0.0-rc21",
     "lucide-react": "^0.290.0",
     "nanoid": "^5.0.4",
+    "negotiator": "^0.6.3",
     "next": "^14.2.3",
+    "next-intl": "^3.17.2",
     "next-s3-upload": "^0.3.4",
     "next-themes": "^0.2.1",
     "next13-progressbar": "^1.1.1",
@@ -61,6 +64,7 @@
   "devDependencies": {
     "@total-typescript/ts-reset": "^0.5.1",
     "@types/content-disposition": "^0.5.8",
+    "@types/negotiator": "^0.6.3",
     "@types/node": "^20",
     "@types/pg": "^8.10.9",
     "@types/react": "^18.2.48",