feat: Consolidate Nginx and Python backend into a single Docker image, managed by a new entrypoint script, and update Nginx proxy configuration.

Dockerfile

@@ -8,35 +8,36 @@ RUN npm install
 COPY frontend/ ./
 RUN npm run build
 
-# Stage 2: Setup Backend
-FROM python:3.11-slim AS backend
-WORKDIR /app/backend
-COPY backend/requirements.txt ./
-RUN pip install --no-cache-dir -r requirements.txt
-COPY backend/ ./
+# Stage 2: Final Image (Python + Nginx)
+# Use Python base image to ensure binary compatibility for pandas/numpy
+FROM python:3.11-slim
+
+# Install Nginx
+RUN apt-get update && \
+    apt-get install -y nginx && \
+    rm -rf /var/lib/apt/lists/*
 
-# Stage 3: Final - Nginx + Backend
-FROM nginx:alpine
 WORKDIR /app
 
-# Install Python and dependencies in final stage
-RUN apk add --no-cache python3 py3-pip
+# Install Backend Dependencies
+COPY backend/requirements.txt /app/backend/requirements.txt
+RUN pip install --no-cache-dir -r /app/backend/requirements.txt
 
-# Copy backend
-COPY --from=backend /app/backend /app/backend
-COPY --from=backend /usr/local/lib/python3.11/site-packages /usr/local/lib/python3.11/site-packages
+# Copy Backend Code
+COPY backend /app/backend
 
-# Copy frontend build to Nginx
+# Copy Frontend Build from Stage 1
 COPY --from=frontend-build /app/frontend/dist /usr/share/nginx/html
 
-# Copy Nginx configuration
+# Copy Nginx Config
 COPY nginx.conf /etc/nginx/nginx.conf
 
-# Expose ports
-EXPOSE 80
-
-# Start script
+# Copy Entrypoint Script
 COPY docker-entrypoint.sh /docker-entrypoint.sh
 RUN chmod +x /docker-entrypoint.sh
 
+# Expose Port
+EXPOSE 80
+
+# Start Services
 CMD ["/docker-entrypoint.sh"]

docker-entrypoint.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+set -e
+
+# Start Nginx
+echo "Starting Nginx..."
+service nginx start
+
+# Start Backend
+echo "Starting Backend..."
+cd /app/backend
+exec uvicorn main:app --host 0.0.0.0 --port 8000

nginx.conf

@@ -7,7 +7,7 @@ http {
     default_type application/octet-stream;
 
     upstream backend {
-        server backend:8000;
+        server 127.0.0.1:8000;
     }
 
     server {