feat(agents, config, dashboard, i18n): add agent line provision wizard, site deletion, and site dashboard with multi-language support

Added agent line provision wizard page with permission gating, replacing redirect placeholder. Introduced site deletion API and UI with confirmation dialog in integration sites management. Added new site-scoped dashboard panel showing bet metrics, P/L trends, active players, and quick links. Enhanced chart tooltip to support custom formatters and fix indicator color

src/app/admin/(shell)/agents/provision/page.tsx

@@ -1,5 +1,18 @@
-import { redirect } from "next/navigation";
+import { ModuleScaffold } from "@/components/admin/module-scaffold";
+import { AdminPermissionGate } from "@/components/admin/admin-permission-gate";
+import { AgentLineProvisionWizard } from "@/modules/agents/agent-line-provision-wizard";
+import { PRD_AGENT_LINE_PROVISION_ACCESS_ANY } from "@/lib/admin-prd";
+import { buildPageMetadata } from "@/lib/page-metadata";
+import type { Metadata } from "next";
 
-export default function AgentProvisionRedirectPage(): never {
-  redirect("/admin/agents");
+export const metadata: Metadata = buildPageMetadata("agents", "subnav.provision");
+
+export default function AgentProvisionPage() {
+  return (
+    <ModuleScaffold embedded>
+      <AdminPermissionGate requiredAny={[...PRD_AGENT_LINE_PROVISION_ACCESS_ANY]}>
+        <AgentLineProvisionWizard />
+      </AdminPermissionGate>
+    </ModuleScaffold>
+  );
 }