ci: use go 1.25.x

Author: unknwon

.github/workflows/go.yml

@@ -29,7 +29,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version: 1.26.x
+          go-version: 1.25.x
       - name: Check Go module tidiness
         shell: bash
         run: |
@@ -42,15 +42,16 @@ jobs:
             exit 1
           fi
       - name: Run golangci-lint
-        run: |
-          go install github.com/golangci/golangci-lint/cmd/golangci-lint@latest
-          golangci-lint run --timeout=30m
+        uses: golangci/golangci-lint-action@v6
+        with:
+          version: latest
+          args: --timeout=30m
 
   test:
     name: Test
     strategy:
       matrix:
-        go-version: [ 1.26.x ]
+        go-version: [ 1.25.x ]
         platform: [ ubuntu-latest, macos-latest, windows-latest ]
     runs-on: ${{ matrix.platform }}
     steps: