Update run command

Author: TimvdLippe

tests/cases/docker/chrome-devtools-frontend-next/Dockerfile

@@ -7,8 +7,11 @@ WORKDIR devtools
 RUN fetch devtools-frontend
 WORKDIR devtools-frontend
 RUN gn gen out/Default
-COPY --from=typescript/typescript /typescript/typescript-*.tgz typescript.tgz
+COPY --from=typescript/typescript /typescript/typescript-*.tgz /typescript.tgz
 RUN mkdir /typescript
 RUN tar -xzvf /typescript.tgz -C /typescript
 RUN ln -s /typescript/package ./node_modules/typescript
-RUN autoninja -C out/Default front_end
+# We don't want to show the ordering of which tasks ran in Ninja, as that is non-deterministic.
+# Instead, only show the errors in the log, from the first occurrence of a FAILED task.
+# If the task passes, then there is no log written.
+CMD ["autoninja", "-C", "out/Default", ">", "error.log", "||", "tail", "-n", "+$(sed", "-n", "'/FAILED/='", "error.log)", "error.log"]