🧑‍💻 Improve env variables type safety and management (#718)

Closes #679

packages/embeds/js/package.json

@@ -25,6 +25,7 @@
     "@rollup/plugin-terser": "0.4.3",
     "@rollup/plugin-typescript": "11.1.2",
     "@typebot.io/lib": "workspace:*",
+    "@typebot.io/env": "workspace:*",
     "@typebot.io/schemas": "workspace:*",
     "@typebot.io/tsconfig": "workspace:*",
     "autoprefixer": "10.4.14",

packages/embeds/js/src/utils/guessApiHost.ts

@@ -1,8 +1,8 @@
-import { env } from '@typebot.io/lib'
+import { env } from '@typebot.io/env'
 
 const cloudViewerUrl = 'https://viewer.typebot.io'
 
 export const guessApiHost = () =>
-  env('VIEWER_INTERNAL_URL') ??
-  env('VIEWER_URL')?.split(',')[0] ??
+  env.NEXT_PUBLIC_VIEWER_INTERNAL_URL ??
+  env.NEXT_PUBLIC_VIEWER_URL[0] ??
   cloudViewerUrl

packages/embeds/react/.env.local.example

@@ -1 +0,0 @@
-DATABASE_URL=postgresql://postgres:typebot@localhost:5432/typebot