Add start of Docker information

src/SUMMARY.md

@@ -14,5 +14,6 @@
 - [Angular](./angular.md)
 - [.NET](./dotnet.md)
 - [Go](./golang.md)
+- [Docker](./docker.md)
 - [Windows Terminal](./windows-terminal.md)
 - [Visual Studio Commands](./visual-studio.md)

src/docker.md

@@ -0,0 +1,47 @@
+# Docker
+> Unless otherwise noted, commands run on Ubuntu 22.
+
+## Setup
+```bash
+# Add the current user to the docker group so docker can be run without sudo.
+sudo usermod -aG docker ${USER}
+su - ${USER}
+```
+
+## Basics
+```bash
+# Get installed version.
+docker -v
+
+# Verify Docker is setup / run the Hello World image.
+sudo docker run hello-world
+
+# Check whether Docker is running.
+sudo systemctl status docker
+
+# Search Docker Hub for all images matching a search term (<term>).
+docker search <term>
+
+# Show all downloaded images.
+docker images
+```
+
+## Containers
+```bash
+# List running containers.
+docker ps
+# List all containers.
+docker ps -a
+
+# Start a container with <container-id> or <container-name>.
+docker start <container-id>
+docker start <container-name>
+
+# Stop a container with a <container-id> or <container-name>.
+docker stop <container-id>
+docker stop <container-name>
+
+# Remove a container with a <container-id> or <container-name>.
+docker rm <container-id>
+docker rm <container-name>
+```