*: bump go version to 1.21

Signed-off-by: Wei Fu <[email protected]>

.github/workflows/ci.yml

@@ -9,7 +9,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-go@v4
         with:
-          go-version: "1.20"
+          go-version: "1.21"
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v3
         with:
@@ -21,7 +21,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-go@v4
         with:
-          go-version: "1.20"
+          go-version: "1.21"
       - name: test
         run: make test
 
@@ -31,6 +31,6 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-go@v4
         with:
-          go-version: "1.20"
+          go-version: "1.21"
       - name: build
         run: make build

go.mod

@@ -1,6 +1,8 @@
 module github.com/Azure/kperf
 
-go 1.20
+go 1.21
+
+toolchain go1.21.3
 
 require (
 	github.com/gorilla/mux v1.8.0