Fix CI: doc links and import formatting

- Change doc references from Channel::clone_fd() to Session::clone_fd()
  since Channel is crate-private but Session::clone_fd() is the public API
- Run rustfmt to fix import ordering in channel.rs, session.rs, and
  integration_tests.rs

Author: ejc3

src/channel.rs

@@ -1,11 +1,10 @@
-use std::{
-    io,
-    os::{
-        fd::{AsFd, BorrowedFd, FromRawFd, OwnedFd},
-        unix::prelude::AsRawFd,
-    },
-    sync::Arc,
-};
+use std::io;
+use std::os::fd::AsFd;
+use std::os::fd::BorrowedFd;
+use std::os::fd::FromRawFd;
+use std::os::fd::OwnedFd;
+use std::os::unix::prelude::AsRawFd;
+use std::sync::Arc;
 
 use crate::dev_fuse::DevFuse;
 use crate::passthrough::BackingId;

src/session.rs

@@ -157,12 +157,12 @@ impl<FS: Filesystem> Session<FS> {
 
     /// Create a session from a cloned FUSE file descriptor for multi-reader setups.
     ///
-    /// Use this with fds obtained from [`Channel::clone_fd()`] when the primary
+    /// Use this with fds obtained from [`Session::clone_fd()`] when the primary
     /// session has already completed the FUSE INIT handshake.
     ///
     /// # Arguments
     /// * `filesystem` - The filesystem implementation to handle requests
-    /// * `fd` - A cloned fd from [`Channel::clone_fd()`]
+    /// * `fd` - A cloned fd from [`Session::clone_fd()`]
     /// * `acl` - Access control settings for the session
     ///
     /// # Important
@@ -180,7 +180,10 @@ impl<FS: Filesystem> Session<FS> {
             allowed: acl,
             session_owner: geteuid(),
             // Skip INIT - caller guarantees mount is initialized
-            proto_version: Some(Version(abi::FUSE_KERNEL_VERSION, abi::FUSE_KERNEL_MINOR_VERSION)),
+            proto_version: Some(Version(
+                abi::FUSE_KERNEL_VERSION,
+                abi::FUSE_KERNEL_MINOR_VERSION,
+            )),
             destroyed: false,
         }
     }

tests/integration_tests.rs

@@ -1,9 +1,16 @@
-use fuser::{Errno, FileHandle, Filesystem, INodeNo, Session, SessionACL};
 use std::os::unix::fs::PermissionsExt;
 use std::sync::Arc;
-use std::sync::atomic::{AtomicUsize, Ordering};
+use std::sync::atomic::AtomicUsize;
+use std::sync::atomic::Ordering;
 use std::thread;
 use std::time::Duration;
+
+use fuser::Errno;
+use fuser::FileHandle;
+use fuser::Filesystem;
+use fuser::INodeNo;
+use fuser::Session;
+use fuser::SessionACL;
 use tempfile::TempDir;
 
 /// Test that clone_fd creates a working file descriptor for multi-reader setups.