Add workflow to automatically update go

Bump go to latest

Signed-off-by: Praveen Rewar <8457124+praveenrewar@users.noreply.github.com>

Author: praveenrewar

.github/workflows/golangci-lint.yml

@@ -12,13 +12,13 @@ jobs:
     name: lint
     runs-on: ubuntu-latest
     steps:
-      - name: Set up Go
-        uses: actions/setup-go@v5
-        with:
-          go-version: '1.22'
       - uses: actions/checkout@v4
         with:
           fetch-depth: '0'
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v6
         with:

.github/workflows/release.yml

@@ -22,7 +22,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.22'
+          go-version-file: go.mod
 
       - name: Set up Cosign
         uses: sigstore/cosign-installer@v3

.github/workflows/test-gh-k8s-1.16.yml

@@ -10,22 +10,16 @@ jobs:
     name: Test GH 1.21
     runs-on: ubuntu-20.04
     steps:
-      - name: Set up Go
-        uses: actions/setup-go@v5
-        with:
-          go-version: '1.22'
       - name: Check out code into the Go module directory
         uses: actions/checkout@v4
+      - name: Set up Go
+        uses: actions/setup-go@v5
         with:
-          path: src/github.com/${{ github.repository }}
-          fetch-depth: 0
+          go-version-file: go.mod
       - name: Run Tests
         run: |
           set -e -x
 
-          export GOPATH=$(pwd)
-          cd src/github.com/${{ github.repository }}
-
           # Install ytt for build
           mkdir -p /tmp/bin
           export PATH=/tmp/bin:$PATH

.github/workflows/test-gh.yml

@@ -10,22 +10,16 @@ jobs:
     name: Test GH
     runs-on: ubuntu-latest
     steps:
-    - name: Set up Go
-      uses: actions/setup-go@v5
-      with:
-        go-version: '1.22'
     - name: Check out code into the Go module directory
       uses: actions/checkout@v4
+    - name: Set up Go
+      uses: actions/setup-go@v5
       with:
-        path: src/github.com/${{ github.repository }}
-        fetch-depth: 0
+        go-version-file: go.mod
     - name: Run Tests
       run: |
         set -e -x
 
-        export GOPATH=$(pwd)
-        cd src/github.com/${{ github.repository }}
-
         # Install ytt for build
         mkdir -p /tmp/bin
         export PATH=/tmp/bin:$PATH

.github/workflows/trivy-scan.yml

@@ -11,7 +11,6 @@ jobs:
     with:
       repo: carvel-dev/kapp
       tool: kapp
-      goVersion: '1.22'
     secrets:
       githubToken: ${{ secrets.GITHUB_TOKEN }}
       slackWebhookURL: ${{ secrets.SLACK_WEBHOOK_URL }}

.github/workflows/update-go.yml

@@ -0,0 +1,40 @@
+name: go-updater
+
+on:
+  schedule:
+    - cron: '0 12 * * *'
+  workflow_dispatch:
+
+jobs:
+  update-go:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4.1.2
+        with:
+          fetch-depth: 0
+      - name: Set up Go 1.x
+        uses: actions/setup-go@v5
+        with:
+          go-version: 'stable'
+          check-latest: true
+      - name: Update Go
+        run: go get go
+      - name: Create Pull Request
+        uses: peter-evans/create-pull-request@v6
+        with:
+          token: ${{ secrets.CARVEL_BOT_ACCESS_TOKEN }}
+          committer: Carvel Bot <svc.bot.carvel@vmware.com>
+          author: Carvel Bot <svc.bot.carvel@vmware.com>
+          commit-message: | 
+            Bump go
+            
+            Signed-off-by: Carvel Bot <svc.bot.carvel@vmware.com>
+          title: Bump go
+          delete-branch: true
+          body: |
+            Auto-generated by https://github.com/${{github.repository}}/actions/runs/${{github.run_id}}
+
+            Signed-off-by: Carvel Bot <svc.bot.carvel@vmware.com>
+          base: develop
+          branch: bump-go

go.mod

@@ -1,6 +1,6 @@
 module carvel.dev/kapp
 
-go 1.22.3
+go 1.22.5
 
 require (
 	github.com/cppforlife/cobrautil v0.0.0-20221130162803-acdfead391ef

hack/build.sh

@@ -2,21 +2,14 @@
 
 set -e -x -u
 
-function get_latest_git_tag {
-  git describe --tags | grep -Eo '[0-9]+\.[0-9]+\.[0-9]+'
-}
-
-VERSION="${1:-`get_latest_git_tag`}"
-
 # makes builds reproducible
 export CGO_ENABLED=0
-LDFLAGS="-X carvel.dev/kapp/pkg/kapp/version.Version=$VERSION -buildid="
 
 go mod vendor
 go mod tidy
 go fmt ./cmd/... ./pkg/... ./test/...
 
-go build -ldflags="$LDFLAGS" -trimpath -o kapp ./cmd/kapp/...
+go build -trimpath -o kapp ./cmd/kapp/...
 ./kapp version
 
 # compile tests, but do not run them: https://github.com/golang/go/issues/15513#issuecomment-839126426