feat: add granular signin disable flags and OIDC auto-redirect (#2857)

apps/remix/app/routes/_unauthenticated+/reset-password.$token.tsx

@@ -1,3 +1,4 @@
+import { isSigninEnabledForProvider } from '@documenso/lib/constants/auth';
 import { getResetTokenValidity } from '@documenso/lib/server-only/user/get-reset-token-validity';
 import { msg } from '@lingui/core/macro';
 import { Trans } from '@lingui/react/macro';
@@ -13,6 +14,10 @@ export function meta() {
 }
 
 export async function loader({ params }: Route.LoaderArgs) {
+  if (!isSigninEnabledForProvider('email')) {
+    throw redirect('/signin');
+  }
+
   const { token } = params;
 
   const isValid = await getResetTokenValidity({ token });