Docker

1. 1

   What Is Docker

   Containers vs VMsImagesContainersDocker daemonDocker CLI
   20 min
2. 2

   Your First Container

   Docker runHello-worldInteractive shellDocker psDocker stopDocker rm
   25 min
3. 3

   Images and the Dockerfile

   FROMRUNCMDDocker buildDocker imagesDocker rmi
   30 min
4. 4

   Building Custom Images

   COPYWORKDIRENVEXPOSELayer caching.dockerignore
   35 min
5. 5

   Container Networking

   Published ports-p host:containerUser-defined networksContainer DNSDocker network
   30 min
6. 6

   Volumes and Persistence

   Bind mountsNamed volumesContainer writable layerDocker volumeWhere data lives
   30 min
7. 7

   Docker Compose

   Compose.yamlServicesDepends_onPort mappingDocker compose up/downNamed volumes in compose
   35 min
8. 8

   Multi-Stage Builds

   Build stageRuntime stage--from=builderSlim final imagesAS aliasing
   35 min
9. 9

   Environment Variables and Secrets

   ENV in Dockerfile-e at runEnv_file in composeWhy not to bake secretsDocker secrets brief mention
   25 min
10. 10

    Healthchecks and Restart Policies

    HEALTHCHECK directive--restart=unless-stoppedDocker inspect healthCompose healthcheck
    25 min
11. 11

    Image Optimization and Security

    Small bases like alpine and distrolessUSER non-rootPinning versionsDocker scoutTrivyMulti-arch idea
    30 min
12. 12

    Registries and Publishing

    Docker tagDocker loginDocker pushDocker HubGHCRPrivate registries
    25 min
13. 13

    Capstone: Shipping a Stack

    Multi-stage DockerfileCompose.yaml with two servicesHealthcheck and restart policyTag and pushRun elsewhere
    50 min

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