dup

Dockerfile

@@ -1,13 +1,21 @@
 # Build stage
 FROM python:3.9-slim AS builder
 
-# Install build dependencies
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    gcc \
-    python3-dev \
-    && rm -rf /var/lib/apt/lists/*
+# Set environment variables to avoid interactive prompts
+ENV DEBIAN_FRONTEND=noninteractive
 
-# Install MkDocs and plugins with exact versions for faster resolution
+# Update package sources to use a faster mirror
+RUN echo "deb http://deb.debian.org/debian bookworm main" > /etc/apt/sources.list && \
+    echo "deb http://deb.debian.org/debian-security bookworm-security main" >> /etc/apt/sources.list
+
+# Install build dependencies with retries and cleanup
+RUN apt-get update -o Acquire::Retries=3 && \
+    apt-get install -y --no-install-recommends \
+    gcc=4:12.2.0-3 \
+    python3-dev=3.11.2-1+b1 && \
+    rm -rf /var/lib/apt/lists/*
+
+# Install MkDocs and plugins with exact versions
 RUN pip install --no-cache-dir \
     mkdocs==1.6.1 \
     mkdocs-material==9.5.39 \