Tighten up eslint rule to catch unused const {_} = useLingui() (#9122)

* tighten eslint config to catch unused `useLingui`s

* fix now-invalid uses of _

* remove unused function that produces a ton of eslint warnings

* upgrade react compiler plugin

src/lib/hooks/useIntentHandler.ts

@@ -51,7 +51,7 @@ export function useIntentHandler() {
       }
 
       const urlp = new URL(url)
-      const [_, intent, intentType] = urlp.pathname.split('/')
+      const [__, intent, intentType] = urlp.pathname.split('/')
 
       // On native, our links look like bluesky://intent/SomeIntent, so we have to check the hostname for the
       // intent check. On web, we have to check the first part of the path since we have an actual hostname