debug: output extracted vars

Author: Greg Bowler

composer-action.bash

@@ -148,10 +148,16 @@ while IFS= read -r line
 do
 	key=$(echo "$line" | cut -f1 -d=)
 	if printf '%s\n' "${envHostKeys[@]}" | grep -q -P "^${key}\$"; then
-    		echo "$line"
+    		echo "Skipping $line"
+	else
+		echo "Adding $line"
+		echo "$line" >> DOCKER_ENV
 	fi
 done <<<$(docker run --rm "${docker_tag}" env)
 
+echo "Output of DOCKER_ENV:"
+cat ./DOCKER_ENV
+
 exit
 
 docker run --rm \