dev: Set up key style & source language

Author: eliandoran

.vscode/settings.json

@@ -3,6 +3,8 @@
     "editor.defaultFormatter": "esbenp.prettier-vscode",
     "files.eol": "\n",
     "typescript.tsdk": "node_modules/typescript/lib",
+    "i18n-ally.sourceLanguage": "en",
+    "i18n-ally.keystyle": "nested",
     "i18n-ally.localesPaths": [
         "./src/public/translations"
     ],