Remove manual CSP header modification in Dockerfile

Dockerfile

@@ -10,17 +10,6 @@ RUN apk update && apk add --no-cache \
     iproute2 \
     sed
 
-# Modify the CSP headers in next.config.mjs to remove frame-ancestors restriction
-# RUN sed -i "/frame-ancestors 'none';/d" next.config.mjs
-# Print CSP headers before modification
-RUN echo "Before modification:" && grep -A 15 "cspHeader" next.config.mjs
-
-# Modify the CSP headers in next.config.mjs to remove frame-ancestors restriction
-RUN sed -i "/frame-ancestors 'none';/d" next.config.mjs
-
-# Print CSP headers after modification
-RUN echo "After modification:" && grep -A 15 "cspHeader" next.config.mjs
-
 # Copy and set up the wrapper script
 COPY docker-entrypoint-wrapper.sh /docker-entrypoint-wrapper.sh
 RUN chmod +x /docker-entrypoint-wrapper.sh