chore: add comments to code

internal/docker/docker.go

@@ -18,39 +18,50 @@ type Docker struct {
 }
 
 func (docker *Docker) Init() error {
+	// Create a new docker client
 	apiClient, err := client.NewClientWithOpts(client.FromEnv)
 
+	// Check if there was an error
 	if err != nil {
 		return err
 	}
 
+	// Set the context and api client
 	docker.Context = context.Background()
 	docker.Client = apiClient
 
+	// Done
 	return nil
 }
 
 func (docker *Docker) GetContainers() ([]types.Container, error) {
+	// Get the list of containers
 	containers, err := docker.Client.ContainerList(docker.Context, container.ListOptions{})
 
+	// Check if there was an error
 	if err != nil {
 		return nil, err
 	}
 
+	// Return the containers
 	return containers, nil
 }
 
 func (docker *Docker) InspectContainer(containerId string) (types.ContainerJSON, error) {
+	// Inspect the container
 	inspect, err := docker.Client.ContainerInspect(docker.Context, containerId)
 
+	// Check if there was an error
 	if err != nil {
 		return types.ContainerJSON{}, err
 	}
 
+	// Return the inspect
 	return inspect, nil
 }
 
 func (docker *Docker) DockerConnected() bool {
+	// Ping the docker client if there is an error it is not connected
 	_, err := docker.Client.Ping(docker.Context)
 	return err == nil
 }