feat(ai): add TeXLive packages to Dockerfile

ai/Dockerfile

@@ -0,0 +1,65 @@
+FROM ghcr.io/astral-sh/uv:0.11.6-python3.13-trixie@sha256:b3c543b6c4f23a5f2df22866bd7857e5d304b67a564f4feab6ac22044dde719b AS uv_source
+FROM tianon/gosu:1.19-trixie@sha256:3b176695959c71e123eb390d427efc665eeb561b1540e82679c15e992006b8b9 AS gosu_source
+FROM debian:13.4
+
+# Disable Python stdout buffering to ensure logs are printed immediately
+ENV PYTHONUNBUFFERED=1
+
+# Store Playwright browsers outside the volume mount so the build-time
+# install survives the /opt/data volume overlay at runtime.
+ENV PLAYWRIGHT_BROWSERS_PATH=/opt/hermes/.playwright
+
+# Install system dependencies in one layer, clear APT cache
+# tini reaps orphaned zombie processes (MCP stdio subprocesses, git, bun, etc.)
+# that would otherwise accumulate when hermes runs as PID 1. See #15012.
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+        build-essential nodejs npm python3 ripgrep ffmpeg gcc python3-dev libffi-dev procps git openssh-client docker-cli tini \
+        curl poppler-utils imagemagick emacs-nox \
+        texlive-latex-base texlive-latex-extra texlive-fonts-recommended texlive-xetex texlive-science && \
+    rm -rf /var/lib/apt/lists/*
+
+# Non-root user for runtime; UID can be overridden via HERMES_UID at runtime
+RUN useradd -u 10000 -m -d /opt/data hermes
+
+COPY --chmod=0755 --from=gosu_source /gosu /usr/local/bin/
+COPY --chmod=0755 --from=uv_source /usr/local/bin/uv /usr/local/bin/uvx /usr/local/bin/
+
+WORKDIR /opt/hermes
+
+# ---------- Layer-cached dependency install ----------
+# Copy only package manifests first so npm install + Playwright are cached
+# unless the lockfiles themselves change.
+COPY package.json package-lock.json ./
+COPY web/package.json web/package-lock.json web/
+
+RUN npm install --prefer-offline --no-audit && \
+    npx playwright install --with-deps chromium --only-shell && \
+    (cd web && npm install --prefer-offline --no-audit) && \
+    npm cache clean --force
+
+# ---------- Source code ----------
+# .dockerignore excludes node_modules, so the installs above survive.
+COPY --chown=hermes:hermes . .
+
+# Build web dashboard (Vite outputs to hermes_cli/web_dist/)
+RUN cd web && npm run build
+
+# ---------- Permissions ----------
+# Make install dir world-readable so any HERMES_UID can read it at runtime.
+# The venv needs to be traversable too.
+USER root
+RUN chmod -R a+rX /opt/hermes
+# Start as root so the entrypoint can usermod/groupmod + gosu.
+# If HERMES_UID is unset, the entrypoint drops to the default hermes user (10000).
+
+# ---------- Python virtualenv ----------
+RUN uv venv && \
+    uv pip install --no-cache-dir -e ".[all]"
+
+# ---------- Runtime ----------
+ENV HERMES_WEB_DIST=/opt/hermes/hermes_cli/web_dist
+ENV HERMES_HOME=/opt/data
+ENV PATH="/opt/data/.local/bin:${PATH}"
+VOLUME [ "/opt/data" ]
+ENTRYPOINT [ "/usr/bin/tini", "-g", "--", "/opt/hermes/docker/entrypoint.sh" ]

ai/hermes/Dockerfile

@@ -79,39 +79,6 @@ PYEOF
 COPY --chmod=0755 himalaya-ro.sh /usr/local/bin/himalaya-ro
 
 
-# ---------- Install 7-Zip (7zz) for CHM extraction ----------
-RUN /opt/hermes/.venv/bin/python3 /dev/stdin << 'PYEOF'
-import urllib.request, tarfile, os, shutil, re, subprocess
-
-# Scrape 7-zip.org for latest Linux x64 binary link
-url = 'https://7-zip.org/download.html'
-req = urllib.request.Request(url, headers={'User-Agent': 'Mozilla/5.0'})
-r = urllib.request.urlopen(req, timeout=15)
-html = r.read().decode()
-match = re.search(r'href="(a/7z[\d]+-linux-x64\.tar\.xz)"', html)
-if not match:
-    raise RuntimeError('Could not find 7z Linux x64 download link on 7-zip.org')
-dl_url = f'https://7-zip.org/{match.group(1)}'
-
-# Follow Himalaya pattern: download, extract, install, verify
-xz = '/tmp/7z.tar.xz'
-urllib.request.urlretrieve(dl_url, xz)
-os.makedirs('/tmp/7z', exist_ok=True)
-with tarfile.open(xz, 'r:xz') as t:
-    t.extractall('/tmp/7z')
-shutil.move('/tmp/7z/7zz', '/usr/local/bin/7zz')
-os.chmod('/usr/local/bin/7zz', 0o755)
-shutil.rmtree('/tmp/7z', ignore_errors=True)
-os.remove(xz)
-
-# Verify
-result = subprocess.run(['/usr/local/bin/7zz'], capture_output=True, text=True)
-assert result.returncode == 0, f'7zz verify failed: {result.stderr}'
-version = result.stdout.split()[2] if result.stdout else 'unknown'
-print(f'7-Zip {version} installed successfully')
-PYEOF
-
-
 # ---------- Runtime ----------
 USER hermes
 ENV HERMES_HOME=/opt/data