🧑‍💻 Migrate to Tolgee (#976)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

### Summary by CodeRabbit

- Refactor: Transitioned to a new translation library (`@tolgee/react`)
across the application, enhancing the localization capabilities and
consistency.
- New Feature: Introduced a JSON configuration file for application
settings, improving customization and flexibility.
- Refactor: Updated SVG attribute naming convention in the
`WhatsAppLogo` component to align with React standards.
- Chore: Adjusted the `.gitignore` file and added a new line at the end.
- Documentation: Added instructions for setting up environment variables
for the Tolgee i18n contribution dev tool, improving the self-hosting
configuration guide.
- Style: Updated the `CollaborationMenuButton` to hide the
`PopoverContent` component by scaling it down to zero.
- Refactor: Simplified error handling logic for fetching and updating
typebots in `TypebotProvider.tsx`, improving code readability and
maintenance.
- Refactor: Removed the dependency on the `parseGroupTitle` function,
simplifying the code in several components.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

apps/builder/tolgee.d.ts

@@ -0,0 +1,26 @@
+import type en from './src/locales/en.json'
+
+declare module '@tolgee/core/lib/types' {
+  type TranslationsType = typeof en
+
+  // ensures that nested keys are accessible with "."
+  type DotNotationEntries<T> = T extends object
+    ? {
+        [K in keyof T]: `${K & string}${T[K] extends undefined
+          ? ''
+          : T[K] extends object
+          ? `.${DotNotationEntries<T[K]>}`
+          : ''}`
+      }[keyof T]
+    : ''
+
+  // enables both intellisense and new keys without an error
+  type LiteralUnion<LiteralType extends BaseType, BaseType extends Primitive> =
+    | LiteralType
+    | (BaseType & { _?: never })
+
+  export type TranslationKey = LiteralUnion<
+    DotNotationEntries<TranslationsType>,
+    string
+  >
+}