FROM openresty/openresty:alpine

# Install dependencies needed by opm
RUN apk add --no-cache curl perl

# Install lua-resty-http
RUN opm get ledgetech/lua-resty-http

# Copy configuration
COPY nginx.conf /usr/local/openresty/nginx/conf/nginx.conf
COPY lua /usr/local/openresty/nginx/lua

# Create uploads directory structure with proper permissions
RUN mkdir -p /app/uploads/avatars && \
    chmod -R 755 /app/uploads

# Create nginx temp directories
RUN mkdir -p /var/cache/nginx/client_temp \
    /var/cache/nginx/proxy_temp \
    /var/cache/nginx/fastcgi_temp \
    /var/cache/nginx/uwsgi_temp \
    /var/cache/nginx/scgi_temp && \
    chmod -R 755 /var/cache/nginx

EXPOSE 80 443

# Run as root but nginx will drop privileges after binding to ports
CMD ["/usr/local/openresty/bin/openresty", "-g", "daemon off;"]