[mqtt] Implements mqtt publish tooling

vendor/github.com/testcontainers/testcontainers-go/network.go

@@ -0,0 +1,31 @@
+package testcontainers
+
+import (
+	"context"
+
+	"github.com/docker/docker/api/types"
+)
+
+// NetworkProvider allows the creation of networks on an arbitrary system
+type NetworkProvider interface {
+	CreateNetwork(context.Context, NetworkRequest) (Network, error)            // create a network
+	GetNetwork(context.Context, NetworkRequest) (types.NetworkResource, error) // get a network
+}
+
+// Network allows getting info about a single network instance
+type Network interface {
+	Remove(context.Context) error // removes the network
+}
+
+// NetworkRequest represents the parameters used to get a network
+type NetworkRequest struct {
+	Driver         string
+	CheckDuplicate bool
+	Internal       bool
+	EnableIPv6     bool
+	Name           string
+	Labels         map[string]string
+	Attachable     bool
+
+	SkipReaper bool // indicates whether we skip setting up a reaper for this
+}