[verified] add docling auto-map package wrapper

Dockerfile

@@ -6,6 +6,11 @@ FROM python:3.11-slim
 # Set working directory
 WORKDIR /app
 
+# Runtime dependency for api.services.docling fast-path geometry (pdftotext -bbox).
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends poppler-utils \
+    && rm -rf /var/lib/apt/lists/*
+
 # Copy requirements and install dependencies
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt