Create custom network docker
Create a bridge network with a custom subnet
docker network create --driver bridge --subnet 172.30.0.0/24 mynet
more docker
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Save and load image
docker save myapp:1.0 | gzip > myapp.tar.gz && docker load < myapp.tar.gz
Healthcheck in Dockerfile
HEALTHCHECK --interval=10s --timeout=3s --retries=3 CMD curl -sf http://localhost:8080/health || exit 1
Docker scout vulnerabilities
docker scout cves --only-fixed myapp:latest
Run temporary debug container
docker run --rm -it --pid=host --network=host --privileged nicolaka/netshoot
Build matrix from bake file
docker buildx bake -f docker-bake.hcl --push