Revert "fix(hermes-workspace): add HOST/ENV vars, drop redundant nodejs install"

This reverts commit 735ddcb555.

ai/hermes-workspace/Dockerfile

@@ -29,12 +29,10 @@ RUN pnpm install --frozen-lockfile && pnpm build
 # ---------- Stage 2: Hermes Agent + Workspace runtime ----------
 FROM nousresearch/hermes-agent:latest
 
-# ---------- Install tmux for Swarm workers + curl for health checks ----------
-# Note: Node.js is already shipped with the base hermets-agent image; apt's nodejs
-# would be older. Only add what's missing.
+# ---------- Install Node.js + tmux for Workspace + Swarm ----------
 USER root
 RUN apt-get update && apt-get install -y --no-install-recommends \
-    tmux curl \
+    nodejs tmux ca-certificates curl \
     && rm -rf /var/lib/apt/lists/*
 
 # ---------- Overlay our forked Hermes source ----------
@@ -117,8 +115,6 @@ USER hermes
 ENV HERMES_HOME=/opt/data
 ENV PATH="/opt/data/.local/bin:${PATH}"
 ENV CHROME_EXECUTABLE=/opt/hermes/.playwright/chromium/chrome-linux/chrome
-ENV HOST=0.0.0.0
-ENV NODE_ENV=production
 
 RUN chown -R hermes:hermes /opt/hermes/tools /opt/hermes/toolsets.py