Update Dockerfile

Dockerfile

@@ -1,24 +1,21 @@
-# Single-stage build: Python + Nginx combined
-FROM python:3.10-slim
+FROM nginxinc/nginx-unprivileged:1.25-alpine
 
 WORKDIR /app
 
-# Install Nginx from Debian repo
-RUN apt-get update && \
-    apt-get install -y nginx && \
-    rm -rf /var/lib/apt/lists/*
-
-# Copy app, requirements, and config
+# Copy Python app and config
 COPY requirements.txt main.py nginx.conf ./
 
-# Install Python dependencies
-RUN pip install --no-cache-dir -r requirements.txt
+# Install Python and Uvicorn
+RUN apk add --no-cache python3 py3-pip \
+    && pip install --no-cache-dir -r requirements.txt
 
-# Create writable tmp dirs for nginx
-RUN mkdir -p /tmp/nginx && \
-    chown -R www-data:www-data /tmp/nginx
+# Ensure /tmp and subdirs exist for nginx temp files
+RUN mkdir -p /tmp/nginx-client-temp \
+    && mkdir -p /tmp/nginx-proxy-temp \
+    && mkdir -p /tmp/nginx-fastcgi-temp \
+    && mkdir -p /tmp/nginx-uwsgi-temp \
+    && mkdir -p /tmp/nginx-scgi-temp
 
 EXPOSE 7860
 
-# Start Uvicorn and Nginx together
-CMD ["sh", "-c", "python -m uvicorn main:app --host 127.0.0.1 --port 8000 & nginx -g 'daemon off;'"]
+CMD ["sh", "-c", "python3 -m uvicorn main:app --host 127.0.0.1 --port 8000 & nginx -g 'daemon off;'"]