docker push
Push an image to a registry. Requires docker login first.
Syntax
docker push [OPTIONS] NAME[:TAG]
Examples
Example 1
docker push myuser/myapp:latest
Push to Docker Hub under your username.
Example 2
docker push ghcr.io/owner/repo:v1.0
Push to GitHub Container Registry.
Tips & best practices
- •Tag images with docker tag before pushing if needed.
- •Use docker login for private registries.