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>

packages/i18n/src/translations/index.ts

@@ -0,0 +1,12 @@
+import { en } from "./en";
+import { es } from "./es";
+
+import type { config } from "../config";
+
+export const translations: Record<
+  (typeof config.locales)[number],
+  typeof en & typeof es
+> = {
+  en,
+  es,
+} as const;