stdlib: os package

Signed-off-by: Solomon Hykes <solomon@dagger.io>

stdlib/docker/docker.cue

@@ -0,0 +1,45 @@
+package docker
+
+import (
+	"dagger.io/dagger"
+	"dagger.io/dagger/op"
+)
+
+// Build a Docker image from source, using included Dockerfile
+#Build: {
+	source: dagger.#Artifact
+
+	#up: [
+		op.#DockerBuild & {
+			context: source
+		},
+	]
+
+}
+
+// Pull a docker container
+#Pull: {
+	// Remote ref (example: "index.docker.io/alpine:latest")
+	from: string
+
+	#up: [
+		op.#FetchContainer & {ref: from},
+	]
+}
+
+// FIXME: #Push
+// FIXME: #Run
+
+// Build a Docker image from the provided Dockerfile contents
+// FIXME: incorporate into #Build
+#ImageFromDockerfile: {
+	dockerfile: string
+	context:    dagger.#Artifact
+
+	#up: [
+		op.#DockerBuild & {
+			"context":    context
+			"dockerfile": dockerfile
+		},
+	]
+}