restructure and adding functionality

src/install.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+set -eo pipefail
+
+version=$(go version);
+if [[ -z "$version" ]]; then
+    echo "[FATAL] golang is not installed";
+    exit 1;
+fi
+
+go install golang.org/x/vuln/cmd/govulncheck@latest
+go install github.com/securego/gosec/v2/cmd/gosec@latest
+
+if [[ "$TEST_LIBRARY" == "ginkgo" ]]; then
+    go install github.com/onsi/ginkgo/v2/ginkgo@$TEST_VERSION
+fi