go1.16 min version. os used instead of ioutil

Author: DeRuina

.github/workflows/ci.yml

@@ -13,7 +13,7 @@ jobs:
 
     strategy:
       matrix:
-        go-version: [1.16.x, 1.17.x, 1.18.x, 1.19.x, 1.20.x, 1.21.x, stable]
+        go-version: [1.16.x, 1.17.x, 1.18.x, 1.19.x, 1.20.x, 1.21.x, 1.22.x, stable]
 
     steps:
     - uses: actions/checkout@v4