Revert "PHP Rebuild"

This reverts commit 2ef3654841.

src/__tests__/manager-auth-route.test.ts

@@ -0,0 +1,27 @@
+import { afterEach, describe, expect, it, vi } from "vitest";
+import { NextRequest } from "next/server";
+
+// The Manager must not load the business Auth.js module even if a stale
+// client requests `/api/auth/session`.
+vi.mock("@/auth", () => {
+  throw new Error("Business Auth.js must not load in Manager mode.");
+});
+
+import { GET } from "@/app/api/auth/[...nextauth]/route";
+
+describe("Manager business-auth boundary", () => {
+  const originalManagerMode = process.env.MANAGER_MODE;
+
+  afterEach(() => {
+    if (originalManagerMode === undefined) delete process.env.MANAGER_MODE;
+    else process.env.MANAGER_MODE = originalManagerMode;
+  });
+
+  it("returns 404 without importing business Auth.js", async () => {
+    process.env.MANAGER_MODE = "true";
+
+    const response = await GET(new NextRequest("https://manager.example.com/api/auth/session"));
+
+    expect(response.status).toBe(404);
+  });
+});