first commit

Machine-Backend/Dockerfile

@@ -1,39 +1,31 @@
-FROM ubuntu:22.04
+# Use official Python base image (faster & smaller than Ubuntu + manual Python)
+FROM python:3.10-slim
 
+# Set working directory
 WORKDIR /app
 
-# Prevent interactive prompts
+# Prevent Python from buffering stdout/stderr
-ENV DEBIAN_FRONTEND=noninteractive
+ENV PYTHONUNBUFFERED=1
 
-# Install Python 3.10 and dependencies
+# Copy requirements first for better caching
-RUN apt-get update && apt-get install -y \
-    python3.10 \
-    python3-pip \
-    gcc \
-    libmysqlclient-dev \
-    pkg-config \
-    libssl-dev \
-    libffi-dev \
-    && rm -rf /var/lib/apt/lists/*
-
-# Create symlinks
-RUN ln -sf /usr/bin/python3.10 /usr/bin/python && \
-    ln -sf /usr/bin/pip3 /usr/bin/pip
-
-# Copy requirements and install
 COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
 
-# Copy app code
+# Use PyPI mirror + increased timeout to avoid network errors
+RUN pip install --no-cache-dir -r requirements.txt \
+    -i https://pypi.org/simple \
+    --timeout=100
+
+# Copy application code
 COPY . .
 
-# Production environment
+# Environment variables
 ENV FLASK_ENV=production
 ENV FLASK_APP=run.py
 ENV FLASK_RUN_HOST=0.0.0.0
 ENV FLASK_RUN_PORT=5000
 
+# Expose the Flask port
 EXPOSE 5000
 
-# Use Gunicorn
+# Use Gunicorn for production
 CMD ["gunicorn", "--bind", "0.0.0.0:5000", "run:app"]