added ports to docker.#Run

Signed-off-by: Richard Jones <richard@dagger.io>

stdlib/docker/docker.cue

@@ -2,6 +2,7 @@
 package docker
 
 import (
+	"strings"
 	"alpha.dagger.io/dagger"
 	"alpha.dagger.io/dagger/op"
 )
@@ -138,6 +139,9 @@ import (
 		secret:   dagger.#Secret
 	} & dagger.#Input
 
+	// local ports
+	ports?: [...string]
+
 	#command: #"""
 		# Run detach container
 		OPTS=""
@@ -146,6 +150,10 @@ import (
 			OPTS="$OPTS --name $CONTAINER_NAME"
 		fi
 
+		if [ ! -z "$CONTAINER_PORTS" ]; then
+			OPTS="$OPTS -p $CONTAINER_PORTS"
+		fi
+
 		docker container run -d $OPTS "$IMAGE_REF"
 		"""#
 
@@ -163,6 +171,10 @@ import (
 			if name != _|_ {
 				CONTAINER_NAME: name
 			}
+
+			if ports != _|_ {
+				CONTAINER_PORTS: strings.Join(ports," -p ")
+			}
 		}
 	}
 }