another try

.github/workflows/scala-steward.yml

@@ -26,6 +26,8 @@ jobs:
         uses: japgolly/setup-scalajs@v1
       - name: Cache sbt
         uses: coursier/[email protected]
+      - name: Install npm dependencies
+        run: npm install
 
       # this ciJobPrepare is to avoid the error java.lang.IllegalArgumentException: requirement failed:
       # You must add typescript as a dependency. /home/runner/scala-steward/workspace/repos/FabioPinheiro/scala-did/node_modules/typescript/lib must exist.

build.sbt

@@ -262,7 +262,7 @@ addCommandAlias("fullPackAll", "docs/mdoc;doc;compile;serviceworker/fullLinkJS;w
 addCommandAlias("cleanAll", "clean;docs/clean")
 addCommandAlias("assemblyAll", "installFrontend;fullPackAll;buildFrontend;demoJVM/assembly")
 addCommandAlias("live", "fastPackAll;~demoJVM/reStart")
-addCommandAlias("ciJobPrepare", "installFrontend;fullPackAll;buildFrontend;testAll")
+addCommandAlias("ciJobPrepare", "installFrontend;fullPackAll;buildFrontend")
 addCommandAlias("ciJob", "ciJobPrepare;testAll")
 
 lazy val installFrontend = taskKey[Unit]("Install all NPM package")