feat: add run.sh script that runs hadolint on Dockerfiles

run.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+
+function runHadolint() {
+  local pwd="$(pwd)/$1"
+  local dockerfiles=$(find "$pwd" -type f -name Dockerfile)
+  local count=$(echo "$dockerfiles" | wc -l)
+  echo "running hadoling in $pwd"
+  echo "dockerfiles count: $count"
+  echo ""
+  for dockerfile in $dockerfiles; do
+    echo "hadolint $dockerfile"
+    hadolint "$dockerfile" --format json > "$dockerfile.hadolint.json"
+  done
+}
+
+function main() {
+  if [ -n "$1" ];
+  then
+    runHadolint "$1"
+  else
+    echo 'no target folder provided'
+  fi
+} 
+
+main "$@"