diff --git a/.gitignore b/.gitignore
index 13dcca1b..111787bd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -181,3 +181,6 @@ log.txt
 
 # Testing iteration temp files
 tmp/
+
+# Coding agent artifacts
+.agent/
diff --git a/apps/server/src/api/routes/health.ts b/apps/server/src/api/routes/health.ts
index 61471ee2..9d559b71 100644
--- a/apps/server/src/api/routes/health.ts
+++ b/apps/server/src/api/routes/health.ts
@@ -8,6 +8,6 @@ import { Hono } from 'hono'
 
 export function createHealthRoute() {
   return new Hono().get('/', (c) => {
-    return c.json({ status: 'ok' })
+    return c.json({ status: 'ok', uptime: process.uptime() })
   })
 }
diff --git a/apps/server/tests/api/routes/health.test.ts b/apps/server/tests/api/routes/health.test.ts
index 56cdd537..de842b39 100644
--- a/apps/server/tests/api/routes/health.test.ts
+++ b/apps/server/tests/api/routes/health.test.ts
@@ -15,6 +15,8 @@ describe('createHealthRoute', () => {
 
     assert.strictEqual(response.status, 200)
     const body = await response.json()
-    assert.deepStrictEqual(body, { status: 'ok' })
+    assert.strictEqual(body.status, 'ok')
+    assert.strictEqual(typeof body.uptime, 'number')
+    assert.ok(body.uptime >= 0)
   })
 })