⬆️ 升级到 Go 1.18

Author: 88250

.github/workflows/gotest.yml

@@ -8,7 +8,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v2
         with:
-          go-version: '1.17'
+          go-version: '1.18'
       - name: Check out code
         uses: actions/checkout@v2
       - name: Install dependencies