fix(core): oauth popup blocked in safari (#8144)

fix(core): oauth popup blocked in safari

fix(core): standarize auth routes

fix AF-1352

packages/frontend/core/public/robots.txt

@@ -6,7 +6,7 @@ Disallow: /oauth/*
 Disallow: /workspace/*
 Disallow: /public-workspace/*
 Disallow: /auth/*
-Disallow: /signin/*
+Disallow: /sign-in
 Disallow: /_next/*
 Disallow: /invite/*
 Disallow: /*/invite/*