use single source for go version

Signed-off-by: zhzhuang-zju <m17799853869@163.com>

.github/workflows/ci-image-scanning.yaml

@@ -32,6 +32,10 @@ jobs:
     steps:
       - name: checkout code
         uses: actions/checkout@v4
+      - name: install Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
       - name: Build an image from Dockerfile
         run: |
           export VERSION="latest"

.github/workflows/dockerhub-latest-chart.yml

@@ -22,6 +22,10 @@ jobs:
           # 0 indicates all history for all branches and tags.
           # for `git describe --tags` in Makefile.
           fetch-depth: 0
+      - name: install Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
       - name: login to DockerHub
         uses: docker/login-action@v3
         with:

.github/workflows/dockerhub-released-chart.yml

@@ -17,6 +17,10 @@ jobs:
           # 0 indicates all history for all branches and tags.
           # for `git describe --tags` in Makefile.
           fetch-depth: 0
+      - name: install Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
       - name: login to DockerHub
         uses: docker/login-action@v3
         with:

.github/workflows/lint-chart.yaml

@@ -29,6 +29,11 @@ jobs:
         with:
           fetch-depth: 0
 
+      - name: install Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+
       - name: Set up Helm
         uses: azure/setup-helm@v4
         with: