ci: move publish logic to sh file

.drone.yml

@@ -28,9 +28,4 @@ steps:
   - pnpm i
   - BUILD_SKIP_WASM_PACK=1 pnpm build
   - pnpm pack
-  - |
-    if [ -n "${DRONE_TAG}" ]; then
-      ./ci_publish.sh
-    else
-      echo "skip package publish"
-    fi
+  - ./ci_publish.sh

um_wasm_loader/ci_publish.sh

@@ -1,4 +1,9 @@
 #!/bin/bash
 
+if [[ -z "${DRONE_TAG}" ]]; then
+    echo "skip package publish"
+    exit 0
+fi
+
 echo '//git.unlock-music.dev/api/packages/um/npm/:_authToken=${NPM_TOKEN}' > $HOME/.npmrc
 pnpm publish --access=public