feat(admin): add production error center and refresh CMS dependencies

src/lib/observability-contract.test.ts

@@ -1,10 +1,14 @@
-import { createRequire } from "node:module";
-import { describe, expect, it } from "vitest";
+import { expect, it } from "vitest";
+import { createErrorRecord } from "./error-monitor";
 
-describe("observability dependency contract", () => {
-	it("does not ship the Sentry SDK", () => {
-		const require = createRequire(import.meta.url);
-
-		expect(() => require.resolve("@sentry/nextjs")).toThrow();
-	});
+it("captures diagnostic data without serializing arbitrary request bodies", () => {
+	const record = createErrorRecord(
+		"server",
+		"request.failed",
+		new Error("failure"),
+		{ body: { password: "secret" }, path: "/admin/studio" },
+	);
+	expect(record.context.body).toBe("[REDACTED]");
+	expect(record.context.path).toBe("/admin/studio");
+	expect(record.stack).toContain("failure");
 });