Share env vars client-side using @Public decorator (#6627)

* fix: public env vars using decorator

* fix: relocate

* fix: use env.public

* fix: register public env vars across plugins

* fix: test

* fix: tsc

* fix: mark remaining ones as public

* fix: move oidc ones to plugin

* fix: prevent overwrite

* fix: review

app/env.ts

@@ -1,8 +1,6 @@
-import { PublicEnv } from "../shared/types";
-
 declare global {
   interface Window {
-    env: PublicEnv;
+    env: Record<string, any>;
   }
 }