use container golang:latest

.gitea/workflows/go.yaml

@@ -3,14 +3,17 @@ on: [push]
 
 jobs:
   build:
+    name: Build and test
     runs-on: ubuntu-latest
-
+    container:
+      image: golang:latest
+      env:
+        GO111MODULE: on
+        GOPROXY: https://goproxy.cn,direct
+      ports:
+        - 8080
     steps:
       - uses: actions/checkout@v4
-      - name: Setup Go
-        uses: actions/setup-go@v5
-        with:
-          go-version: '1.21.13'
       - name: Build
         run: go build -v 
       - name: Test with the Go CLI