fix

.drone.yml

@@ -8,9 +8,9 @@ steps:
   commands:
   - PACKAGE_VERSION=$(cat ./package.json | grep version | head -1 | awk -F '{ print $2 }' | sed 's/[\",]//g' | tr -d '[[:space:]]')
   - LATEST_VERSION=$(npm view rpclibrary | grep latest | head -1 | awk -F '{ print $2 }' | sed 's/[\",]//g' | tr -d '[[:space:]]')
-  - echo "${PACKAGE_VERSION}"
-  - echo "${LATEST_VERSION}"
-  - echo "${DRONE_BUILD_CREATED}"
+  - echo "$PACKAGE_VERSION"
+  - echo "$LATEST_VERSION"
+  - echo "$DRONE_BUILD_CREATED"
   - git config --global user.email "${DRONE_COMMIT_AUTHOR_EMAIL}"
   - git config --global user.name "${DRONE_COMMIT_AUTHOR}"
   - if [ "${PACKAGE_VERSION}" != "${LATEST_VERSION}" ]; \