add version to vault manager

server/routes/version.js

@@ -0,0 +1,17 @@
+const express = require("express");
+const { getVersion } = require("../version");
+const config = require("../config");
+
+const router = express.Router();
+
+router.get("/", (req, res) => {
+  const pkg = require("../../package.json");
+
+  res.json({
+    version: getVersion(),
+    semver: pkg.version,
+    obsidianVersion: config.obsidianVersion,
+  });
+});
+
+module.exports = router;