fix: clean docker onboarding warnings + preserve agentId casing

scripts/e2e/Dockerfile

@@ -13,9 +13,11 @@ COPY scripts ./scripts
 COPY docs ./docs
 COPY skills ./skills
 COPY patches ./patches
+COPY ui ./ui
 COPY extensions/memory-core ./extensions/memory-core
 
 RUN pnpm install --frozen-lockfile
 RUN pnpm build
+RUN pnpm ui:build
 
 CMD ["bash"]