test: speed up default test env

test/global-setup.ts

@@ -0,0 +1,6 @@
+import { installTestEnv } from "./test-env";
+
+export default async () => {
+  const { cleanup } = installTestEnv();
+  return () => cleanup();
+};

test/setup.ts

@@ -9,11 +9,6 @@ import type { ClawdbotConfig } from "../src/config/config.js";
 import type { OutboundSendDeps } from "../src/infra/outbound/deliver.js";
 import { setActivePluginRegistry } from "../src/plugins/runtime.js";
 import { createTestRegistry } from "../src/test-utils/channel-plugins.js";
-import { installTestEnv } from "./test-env";
-
-const { cleanup } = installTestEnv();
-process.on("exit", cleanup);
-
 const pickSendFn = (id: ChannelId, deps?: OutboundSendDeps) => {
   switch (id) {
     case "discord":

test/test-env.ts

@@ -54,6 +54,7 @@ export function installTestEnv(): { cleanup: () => void; tempHome: string } {
   }
 
   const restore: RestoreEntry[] = [
+    { key: "CLAWDBOT_TEST_FAST", value: process.env.CLAWDBOT_TEST_FAST },
     { key: "HOME", value: process.env.HOME },
     { key: "USERPROFILE", value: process.env.USERPROFILE },
     { key: "XDG_CONFIG_HOME", value: process.env.XDG_CONFIG_HOME },
@@ -84,6 +85,7 @@ export function installTestEnv(): { cleanup: () => void; tempHome: string } {
   process.env.HOME = tempHome;
   process.env.USERPROFILE = tempHome;
   process.env.CLAWDBOT_TEST_HOME = tempHome;
+  process.env.CLAWDBOT_TEST_FAST = "1";
 
   // Ensure test runs never touch the developer's real config/state, even if they have overrides set.
   delete process.env.CLAWDBOT_CONFIG_PATH;