Use gh auth token for default GITHUB_TOKEN secret (#2651)

* initial version

pkg/gh/gh.go

@@ -0,0 +1,40 @@
+package gh
+
+import (
+	"bufio"
+	"bytes"
+	"context"
+	"os/exec"
+)
+
+func GetToken(ctx context.Context, workingDirectory string) (string, error) {
+	var token string
+
+	// Locate the 'gh' executable
+	path, err := exec.LookPath("gh")
+	if err != nil {
+		return "", err
+	}
+
+	// Command setup
+	cmd := exec.CommandContext(ctx, path, "auth", "token")
+	cmd.Dir = workingDirectory
+
+	// Capture the output
+	var out bytes.Buffer
+	cmd.Stdout = &out
+
+	// Run the command
+	err = cmd.Run()
+	if err != nil {
+		return "", err
+	}
+
+	// Read the first line of the output
+	scanner := bufio.NewScanner(&out)
+	if scanner.Scan() {
+		token = scanner.Text()
+	}
+
+	return token, nil
+}

pkg/gh/gh_test.go

@@ -0,0 +1,11 @@
+package gh
+
+import (
+	"context"
+	"testing"
+)
+
+func TestGetToken(t *testing.T) {
+	token, _ := GetToken(context.TODO(), "")
+	t.Log(token)
+}