Update Dockerfile

Author: Danto7632

Dockerfile

@@ -1,27 +1,25 @@
-# ✅ 최신 LTS 기반 (debian bookworm)
-FROM python:3.11-slim
+# bookworm으로 핀 고정 (moving target 방지)
+FROM python:3.11-slim-bookworm
 
 ENV DEBIAN_FRONTEND=noninteractive
 WORKDIR /usr/src/app
 
-# 1) 시스템 패키지 (C/Java 컴파일용)
+# C/Java 컴파일러 설치 (gcc + JDK 17)
 RUN apt-get update && apt-get install -y --no-install-recommends \
     gcc g++ make openjdk-17-jdk-headless \
  && rm -rf /var/lib/apt/lists/*
 
-# 2) 파이썬 의존성
+# Python deps
 COPY requirements.txt ./
 RUN pip install --no-cache-dir -r requirements.txt
 
-# 3) 앱 코드/스크립트
+# App
 COPY server/app.py .
 COPY server/code ./code
 COPY docker/python/entrypoint.sh ./entrypoint_python.sh
 COPY docker/java/entrypoint.sh   ./entrypoint_java.sh
-# (C 스크립트가 있다면 추가) COPY docker/c/entrypoint.sh ./entrypoint_c.sh
 RUN chmod +x entrypoint_*.sh
 
-# 4) 런타임 설정
 ENV PYTHONUNBUFFERED=1
 EXPOSE 5050
 CMD ["python", "-Xutf8", "app.py"]