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/sidebar/index.tsx

@@ -0,0 +1,21 @@
+"use client";
+
+import * as React from "react";
+
+import { Sidebar } from "@turbostarter/ui-web/sidebar";
+
+import { Content } from "./content";
+import { Footer } from "./footer";
+import { Header } from "./header";
+
+export function AppsSidebar({
+  ...props
+}: React.ComponentProps<typeof Sidebar>) {
+  return (
+    <Sidebar variant="inset" {...props}>
+      <Header />
+      <Content />
+      <Footer />
+    </Sidebar>
+  );
+}