fix issue

e2e/freight/Dockerfile.vnc

@@ -0,0 +1,13 @@
+# Cypress + noVNC, so a headed run can be watched live in a browser.
+#
+# The tools are baked in rather than apt-installed per run: installing at run
+# start cost ~30s on a good day and stalled indefinitely on a bad one, which
+# wedged the run before Cypress ever launched.
+#
+# Build:  docker build -f e2e/freight/Dockerfile.vnc -t edr-cypress-vnc e2e/freight
+# Watch:  http://localhost:8090/vnc.html?autoconnect=true&resize=scale
+FROM cypress/included:15.18.1
+
+RUN apt-get update -qq \
+ && apt-get install -y --no-install-recommends x11vnc novnc websockify \
+ && rm -rf /var/lib/apt/lists/*