Revert "v0.4.65: Local directory ISO source (bind-mount workaround for Unraid)"

This reverts commit 72a2089c98.

crates/openpxe/src/main.rs

@@ -9,7 +9,7 @@ use openpxe_core::{
 };
 use openpxe_dhcp_proxy::DhcpProxyServer;
 use openpxe_http_api::{build_router, AppState};
-use openpxe_iso_store::{IsoStore, LocalDirManager, NfsHostCaps, NfsManager, SmbManager};
+use openpxe_iso_store::{IsoStore, NfsManager, SmbManager};
 use openpxe_tftp::TftpServer;
 use std::net::{Ipv4Addr, SocketAddr};
 use std::path::PathBuf;
@@ -128,39 +128,6 @@ async fn main() -> anyhow::Result<()> {
         tracing::warn!(target: "openpxe::nfs", "could not reload NFS mounts: {e}");
     }
 
-    // v0.4.65: snapshot host kernel capabilities so the Storage tab can
-    // warn the operator early when in-container NFS mounts cannot
-    // possibly succeed (Unraid is the dominant case — its base kernel
-    // ships without nfs/nfsv4 client modules loaded). Pure read of
-    // /proc/filesystems; no side effects.
-    let nfs_host_caps = NfsHostCaps::detect();
-    if nfs_host_caps.available {
-        tracing::info!(
-            target: "openpxe::nfs",
-            v3 = nfs_host_caps.has_nfs3, v4 = nfs_host_caps.has_nfs4,
-            "host kernel NFS client support"
-        );
-    } else {
-        tracing::warn!(
-            target: "openpxe::nfs",
-            detail = %nfs_host_caps.detail,
-            "host kernel lacks NFS client modules — in-container `mount -t nfs` will fail \
-             regardless of CAP_SYS_ADMIN. Use Local Directories instead."
-        );
-    }
-
-    // v0.4.65: bind-mounted host directory manager. Provides the
-    // container-friendly ISO source that doesn't depend on kernel NFS
-    // support — the operator mounts the share on the host, bind-mounts
-    // the path into the container, and registers it here.
-    let local_dirs = LocalDirManager::new(&config.paths.work_dir, iso_store.clone());
-    if let Err(e) = local_dirs.load_and_rescan().await {
-        tracing::warn!(
-            target: "openpxe::local_dir",
-            "could not reload local directories: {e}"
-        );
-    }
-
     // Sniff network details for the Network tab. None of these are
     // required for PXE to work — they're informational, surfaced in the
     // UI so an operator doesn't have to drop to a shell to find their
@@ -186,8 +153,6 @@ async fn main() -> anyhow::Result<()> {
         metrics: metrics.clone(),
         smb: Some(smb.clone()),
         nfs: nfs.clone(),
-        local_dirs: local_dirs.clone(),
-        nfs_host_caps: nfs_host_caps.clone(),
         uploads: openpxe_http_api::uploads::UploadSessions::default(),
         log_bus: log_bus.clone(),
         started_at: time::OffsetDateTime::now_utc(),