diff --git a/pi-test-status/extensions/index.ts b/pi-test-status/extensions/index.ts
index e68d081..9556bc8 100644
--- a/pi-test-status/extensions/index.ts
+++ b/pi-test-status/extensions/index.ts
@@ -17,7 +17,7 @@ export default function testStatusExtension(pi: ExtensionAPI) {
         const testsPassed =
             /Tests\s+.+passed/.test(output) && !/Tests\s+.+failed/.test(output);
         const testsFailed =
-            /Tests\s+.+failed/.test(output) || event.details?.exitCode !== 0;
+            /Tests\s+.+failed/.test(output) || event.isError;
 
         if (testsPassed) {
             // Extract summary line for inline detail (e.g., "1 passed (242ms)")
diff --git a/pi-test-status/package.json b/pi-test-status/package.json
index e9bafe9..2c6ec7a 100644
--- a/pi-test-status/package.json
+++ b/pi-test-status/package.json
@@ -10,7 +10,8 @@
     "README.md"
   ],
   "scripts": {
-    "test": "echo \"No tests yet\""
+    "test": "echo \"No tests yet\"",
+    "typecheck": "tsc --noEmit"
   },
   "peerDependencies": {
     "@earendil-works/pi-coding-agent": "*"
diff --git a/pi-test-status/tsconfig.json b/pi-test-status/tsconfig.json
new file mode 100644
index 0000000..4c2b960
--- /dev/null
+++ b/pi-test-status/tsconfig.json
@@ -0,0 +1,13 @@
+{
+  "compilerOptions": {
+    "target": "ES2022",
+    "module": "ESNext",
+    "moduleResolution": "bundler",
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "outDir": "dist",
+    "noEmit": true
+  },
+  "include": ["extensions"]
+}
\ No newline at end of file