test: migrate suites to e2e coverage layout

src/agents/workspace.defaults.e2e.test.ts

@@ -0,0 +1,21 @@
+import path from "node:path";
+import { afterEach, describe, expect, it, vi } from "vitest";
+
+afterEach(() => {
+  vi.unstubAllEnvs();
+  vi.resetModules();
+});
+
+describe("DEFAULT_AGENT_WORKSPACE_DIR", () => {
+  it("uses OPENCLAW_HOME at module import time", async () => {
+    const home = path.join(path.sep, "srv", "openclaw-home");
+    vi.stubEnv("OPENCLAW_HOME", home);
+    vi.stubEnv("HOME", path.join(path.sep, "home", "other"));
+    vi.resetModules();
+
+    const mod = await import("./workspace.js");
+    expect(mod.DEFAULT_AGENT_WORKSPACE_DIR).toBe(
+      path.join(path.resolve(home), ".openclaw", "workspace"),
+    );
+  });
+});