feat: mosaic gateway CLI daemon management + admin token auth (#369)

packages/db/src/schema.ts

@@ -91,6 +91,28 @@ export const verifications = pgTable('verifications', {
   updatedAt: timestamp('updated_at', { withTimezone: true }).notNull().defaultNow(),
 });
 
+// ─── Admin API Tokens ───────────────────────────────────────────────────────
+
+export const adminTokens = pgTable(
+  'admin_tokens',
+  {
+    id: text('id').primaryKey(),
+    userId: text('user_id')
+      .notNull()
+      .references(() => users.id, { onDelete: 'cascade' }),
+    tokenHash: text('token_hash').notNull(),
+    label: text('label').notNull(),
+    scope: text('scope').notNull().default('admin'),
+    expiresAt: timestamp('expires_at', { withTimezone: true }),
+    lastUsedAt: timestamp('last_used_at', { withTimezone: true }),
+    createdAt: timestamp('created_at', { withTimezone: true }).notNull().defaultNow(),
+  },
+  (t) => [
+    index('admin_tokens_user_id_idx').on(t.userId),
+    uniqueIndex('admin_tokens_hash_idx').on(t.tokenHash),
+  ],
+);
+
 // ─── Teams ───────────────────────────────────────────────────────────────────
 // Declared before projects because projects references teams.