feat: add AuthModal component with login, register and social tabs

- Add AuthModal with login/register tabs and social buttons
- Add forgot-password and reset-password routes
- Add Sonner toaster to root layout
- Add auth search schemas to @lila/shared
- Add ESLint overrides for TanStack Router generics

packages/shared/src/schemas/auth.ts

@@ -5,3 +5,10 @@ export const ResetPasswordSearchSchema = z.object({
 });
 
 export type ResetPasswordSearch = z.infer<typeof ResetPasswordSearchSchema>;
+
+export const AuthModalSearchSchema = z.object({
+  modal: z.enum(["auth"]).optional().catch(undefined),
+  redirect: z.string().optional().catch(undefined),
+});
+
+export type AuthModalSearch = z.infer<typeof AuthModalSearchSchema>;