fix: added the ability to set the trivy variables by the user (#797)

Signed-off-by: swastik959 <Sswastik959@gmail.com>
Signed-off-by: Alex Jones <alexsimonjones@gmail.com>
Co-authored-by: Alex Jones <alexsimonjones@gmail.com>

pkg/integration/trivy/trivy.go

@@ -17,6 +17,7 @@ import (
 	"context"
 	"fmt"
 	"os"
+
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
 
@@ -28,18 +29,26 @@ import (
 	"helm.sh/helm/v3/pkg/repo"
 )
 
-const (
-	Repo          = "https://aquasecurity.github.io/helm-charts/"
-	Version       = "0.13.0"
-	ChartName     = "trivy-operator"
-	RepoShortName = "aqua"
-	ReleaseName   = "trivy-operator-k8sgpt"
+var (
+	Repo          = getEnv("TRIVY_REPO", "https://aquasecurity.github.io/helm-charts/")
+	Version       = getEnv("TRIVY_VERSION", "0.13.0")
+	ChartName     = getEnv("TRIVY_CHART_NAME", "trivy-operator")
+	RepoShortName = getEnv("TRIVY_REPO_SHORT_NAME", "aqua")
+	ReleaseName   = getEnv("TRIVY_RELEASE_NAME", "trivy-operator-k8sgpt")
 )
 
 type Trivy struct {
 	helm helmclient.Client
 }
 
+func getEnv(key, defaultValue string) string {
+	value := os.Getenv(key)
+	if value == "" {
+		return defaultValue
+	}
+	return value
+}
+
 func NewTrivy() *Trivy {
 	helmClient, err := helmclient.New(&helmclient.Options{})
 	if err != nil {