feat: add base image Dockerfile with curl, poppler-utils, imagemagick

PR 1 of 5 — minimal base image on debian:13.4 with:
- uv (from astral-sh/uv:latest)
- curl
- poppler-utils (pdftotext, pdfinfo, pdftoppm)
- imagemagick (convert, identify)

Verified all tools report version on build.

ai/Dockerfile

@@ -0,0 +1,23 @@
+FROM debian:13.4
+
+# Install uv (Python package manager), curl, poppler-utils, and imagemagick
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+        curl \
+        poppler-utils \
+        imagemagick && \
+    rm -rf /var/lib/apt/lists/*
+
+# Install uv if not already present (debian:13.4 doesn't ship it)
+COPY --from=ghcr.io/astral-sh/uv:latest /usr/local/bin/uv /usr/local/bin/uv
+RUN uv --version
+
+# Verify all expected tools are available
+RUN curl --version && \
+    pdftotext -v 2>&1 | head -1 && \
+    pdfinfo -v 2>&1 | head -1 && \
+    pdftoppm -v 2>&1 | head -1 && \
+    convert --version | head -1 && \
+    identify --version | head -1
+
+CMD ["/bin/bash"]

ai/compose.yml

@@ -129,6 +129,22 @@ services:
       - "303"
       - "26"
 
+  paperclip-db:
+    image: postgres:17
+    container_name: paperclip-db
+    restart: always
+    environment:
+      - POSTGRES_PASSWORD=${PAPERCLIP_DB_PASSWORD}
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U postgres"]
+      interval: 5s
+      timeout: 5s
+      retries: 10
+    volumes:
+      - /mnt/HoardingCow_docker_data/Paperclip/db:/var/lib/postgresql/data
+    networks:
+      - ai_backend
+
 networks:
   ai_net:
     external: true

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