feat(db): mesh data model — meshes, members, invites, audit log

- pgSchema "mesh" with 4 tables isolating the peer mesh domain
- Enums: visibility, transport, tier, role
- audit_log is metadata-only (E2E encryption enforced at broker/client)
- Cascade on mesh delete, soft-delete via archivedAt/revokedAt

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

apps/web/src/modules/auth/form/anonymous.tsx

@@ -0,0 +1,62 @@
+"use client";
+
+import { useMutation } from "@tanstack/react-query";
+import { useRouter } from "next/navigation";
+
+import { AuthProvider } from "@turbostarter/auth";
+import { useTranslation } from "@turbostarter/i18n";
+import { Button } from "@turbostarter/ui-web/button";
+import { Icons } from "@turbostarter/ui-web/icons";
+
+import { pathsConfig } from "~/config/paths";
+
+import { auth } from "../lib/api";
+
+import { useAuthFormStore } from "./store";
+
+interface AnonymousLoginProps {
+  readonly redirectTo?: string;
+}
+
+export const AnonymousLogin = ({
+  redirectTo = pathsConfig.dashboard.user.index,
+}: AnonymousLoginProps) => {
+  const router = useRouter();
+  const { t } = useTranslation("auth");
+  const { provider, setProvider, isSubmitting, setIsSubmitting } =
+    useAuthFormStore();
+
+  const signIn = useMutation({
+    ...auth.mutations.signIn.anonymous,
+    onMutate: () => {
+      setProvider(AuthProvider.ANONYMOUS);
+      setIsSubmitting(true);
+    },
+    onSettled: () => {
+      setIsSubmitting(false);
+    },
+    onSuccess: () => {
+      router.replace(redirectTo);
+    },
+  });
+
+  return (
+    <Button
+      variant="outline"
+      className="gap-2"
+      size="lg"
+      type="button"
+      disabled={isSubmitting}
+      onClick={() => signIn.mutate(undefined)}
+    >
+      {isSubmitting && provider === AuthProvider.ANONYMOUS ? (
+        <Icons.Loader2 className="animate-spin" />
+      ) : (
+        <>
+          <Icons.UserRound className="size-4" />
+          {t("login.anonymous.cta")}
+        </>
+      )}
+    </Button>
+  );
+};