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/common/layout/dashboard/inset.tsx

@@ -0,0 +1,17 @@
+"use client";
+
+import { SidebarInset } from "@turbostarter/ui-web/sidebar";
+
+import { DashboardActionBar } from "./action-bar";
+import { ScrollContainer } from "./scroll-container";
+
+export const DashboardInset = ({ children }: { children: React.ReactNode }) => {
+  return (
+    <SidebarInset className="relative flex h-dvh flex-col sm:h-[calc(100dvh-1rem)]">
+      <DashboardActionBar />
+      <ScrollContainer>
+        {children}
+      </ScrollContainer>
+    </SidebarInset>
+  );
+};