From 76d6ab9098a2dc3db676b5fa5acdbe3086818c8f Mon Sep 17 00:00:00 2001
From: Chen Zhang <340355960@qq.com>
Date: Wed, 18 Aug 2021 17:22:26 +0800
Subject: [PATCH] Improve Travis CI build Performance

---
 .travis.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 763dd1b..d4ad859 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,3 +6,7 @@ env:
     - secure: "WGObsHmjnqn5e0nbXLGetwpUHU0UgvNk02+f0m3jIS7hSdBy5m1JK2K6NXV13brY0C9i0DLy0e7JKabqmqTxI94dT0LrYBxcvfmtZ/7PujOn/D9CzVimGj6g20hBDYwAXL6KAIR7JL8qexQBwIkVZPdwaA+k+UHLM9XVoIQdFgU="
     - secure: "XfBov3Z4Rk2AvS1v7o31Qr2XrO/oqQvl+Eksx9DO3XbGcLjT9wfGxGcYgP9IJO+Aa5AQo3Xud7EV4gqNpMa2PByzDdgg/nfyqSvrRvsG2aH1zm5N5bAHxCVlPimVdNtyeub6QBPCIGaWBp1R8x3Ak7F79mA5BdJuT9j5FBogC5U="
 script: .utility/do-build.sh
+
+cache:
+  directories:
+  - $HOME/.m2