diff --git a/src/index.ts b/src/index.ts
index e75f232..3b17abc 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -64,7 +64,13 @@ app.get('/api/activity/ping', (req, res) => {
 
 // 版本/健康检查 (用于验证部署)
 app.get('/api/version', (req, res) => {
-  res.json({ version: 'd823421' });
+  const fs = require('fs');
+  const path = require('path');
+  let ver = 'unknown';
+  try {
+    ver = fs.readFileSync(path.join(__dirname, '..', 'version.txt'), 'utf8').trim();
+  } catch {}
+  res.json({ version: ver });
 });
 
 app.use('/api', authRoutes);
diff --git a/version.txt b/version.txt
new file mode 100644
index 0000000..268b033
--- /dev/null
+++ b/version.txt
@@ -0,0 +1 @@
+v0.3.0