Fixed build

pkg/universe.dagger.io/x/contact@kjuulh.io/rust/container.cue

@@ -6,7 +6,7 @@ import (
 )
 
 #Container: {
-  // Container publisher
+  // Container name
   name: *"rust_publisher" | string
 
   // Source code
@@ -20,6 +20,7 @@ import (
   docker.#Run & {
     input: *_image.output | docker.#Image
     workdir: _sourcePath
+    command: name: "cargo"
     mounts: "source": {
       dest: _sourcePath
       contents: source