Post checking status (#11)

* post checking status
* Improve output

action.yml

@@ -73,4 +73,14 @@ runs:
           esac
 
           echo "⏁  Removing Runner from ZeroTier network"
-          curl -s -X DELETE -H "Authorization: token ${{ inputs.auth_token }}" "${{ inputs.api_url }}/network/${{ inputs.network_id }}/member/${member_id}"
+          curl -i -s -X DELETE -H "Authorization: token ${{ inputs.auth_token }}" "${{ inputs.api_url }}/network/${{ inputs.network_id }}/member/${member_id}" > /tmp/api_delete_output.txt
+          STATUS_CODE=$(cat /tmp/api_delete_output.txt | grep 'HTTP/' | awk '{print $2}')
+
+          if [[ $STATUS_CODE -ge 400 && $STATUS_CODE -le 599 ]]; then
+              echo "ERROR: Status code: $STATUS_CODE"
+              echo -e "Complete server response:\n$(cat /tmp/api_delete_output.txt)\n"
+              exit $STATUS_CODE
+          else
+              echo "Success! Status code: $STATUS_CODE"
+              exit 0
+          fi