fix mounts for pre-existing subcontainers (#2870)

* fix mounts for pre-existing subcontainers

* don't error on missing assets

core/startos/src/s9pk/v2/manifest.rs

@@ -95,7 +95,9 @@ impl Manifest {
         if let Err(e) = expected.check_file(Path::new("assets.squashfs")) {
             // backwards compatibility for alpha s9pks - remove eventually
             if expected.check_dir("assets").is_err() {
-                return Err(e);
+                tracing::warn!("{e}");
+                tracing::debug!("{e:?}");
+                // return Err(e);
             }
         }
         for (image_id, config) in &self.images {

sdk/package/lib/mainFn/CommandController.ts

@@ -22,7 +22,7 @@ export class CommandController extends Drop {
     super()
   }
   static of<Manifest extends T.SDKManifest>() {
-    return async <A extends string>(
+    return async (
       effects: T.Effects,
       subcontainer:
         | {
@@ -62,24 +62,17 @@ export class CommandController extends Drop {
       const subc =
         subcontainer instanceof SubContainer
           ? subcontainer
-          : await (async () => {
+          : await SubContainer.of(
-              const subc = await SubContainer.of(
               effects,
               subcontainer,
               options?.subcontainerName || commands.join(" "),
             )
+
       try {
         for (let mount of options.mounts || []) {
           await subc.mount(mount.options, mount.mountpoint)
         }
-                return subc
-              } catch (e) {
-                await subc.destroy()
-                throw e
-              }
-            })()
 
-      try {
         let childProcess: cp.ChildProcess
         if (options.runAsInit) {
           childProcess = await subc.launch(commands, {