diff --git a/Dockerfile b/Dockerfile
index 87b8492..048b82d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,19 +1,22 @@
 # Build stage
-FROM python:3.9-slim AS builder
+FROM python:3.9-alpine AS builder
 
 # Set environment variables to avoid interactive prompts
-ENV DEBIAN_FRONTEND=noninteractive
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1
 
-# 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
+# Configure apk to use a reliable mirror
+RUN echo "https://mirrors.tuna.tsinghua.edu.cn/alpine/v3.18/main" > /etc/apk/repositories && \
+    echo "https://mirrors.tuna.tsinghua.edu.cn/alpine/v3.18/community" >> /etc/apk/repositories
 
-# 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 build dependencies
+RUN apk add --no-cache \
+    gcc \
+    musl-dev \
+    python3-dev \
+    libffi-dev \
+    openssl-dev \
+    make
 
 # Install MkDocs and plugins with exact versions
 RUN pip install --no-cache-dir \
@@ -35,7 +38,7 @@ COPY docs/ ./docs/
 RUN mkdocs build --strict
 
 # Runtime stage
-FROM python:3.9-slim
+FROM python:3.9-alpine
 
 # Set working directory
 WORKDIR /site
@@ -48,7 +51,7 @@ EXPOSE 80
 
 # Healthcheck to ensure the server is running
 HEALTHCHECK --interval=30s --timeout=3s \
-  CMD curl -f http://localhost:80/ || exit 1
+  CMD wget -qO- http://localhost:80/ || exit 1
 
 # Serve the static site with Python's http.server
 CMD ["python", "-m", "http.server", "80"]
\ No newline at end of file