chore: add govulncheck (#322)

Author: nrwiersma

.github/workflows/govulncheck.yml

@@ -0,0 +1,29 @@
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+  schedule: # daily at 04:00 UTC
+    - cron: '0 4 * * *'
+
+permissions:
+  contents: read
+
+name: govulncheck
+jobs:
+  govulncheck:
+
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v6
+
+      - name: Install Go
+        id: install-go
+        uses: actions/setup-go@v6
+        with:
+          go-version-file: go.mod
+
+      - name: Run govalncheck
+        run: |
+          go run golang.org/x/vuln/cmd/govulncheck@latest ./...

.github/workflows/test.yml

@@ -23,6 +23,7 @@ jobs:
         uses: actions/setup-go@v6
         with:
           go-version: ${{ matrix.go-version }}
+          check-latest: 'true'
 
       - name: Download dependencies
         run: go mod download

go.mod

@@ -1,6 +1,6 @@
 module github.com/hamba/cmd/v3
 
-go 1.25.0
+go 1.25.7
 
 require (
 	github.com/ettle/strcase v0.2.0