Merge pull request #81 from gomesjason/main

Update provenance check for changed message

Author: gomesjason

hack/provenance

@@ -26,9 +26,9 @@
 # Thus, this script echos back the flag `--provenance=false` if and only
 # if the local buildx installation supports it. If not, it exits silently.
 
-BUILDX_TEST=`docker buildx build --provenance=false 2>&1`
-if [[ "${BUILDX_TEST}" == *"See 'docker buildx build --help'."* ]]; then
-  if [[ "${BUILDX_TEST}" == *"requires exactly 1 argument"* ]] && ! docker buildx inspect | grep -qE "^Driver:\s*docker$"; then
+BUILDX_TEST=$(docker buildx build --provenance=false 2>&1)
+if [[ "${BUILDX_TEST}" == *"'docker buildx build --help'"* ]]; then
+  if [[ "${BUILDX_TEST}" == *"1 argument"* ]] && ! docker buildx inspect | grep -qE "^Driver:\s*docker$"; then
     echo "--provenance=false"
   fi
 else