fix: Use unicode-width for accurate display width calculation

- status.rs: Use UnicodeWidthStr::width() for correct display alignment
- container.rs: Use as_bytes().len() for hex string length verification
- Add unicode-width dependency (already a transitive dep via comfy-table)

Assisted-by: Cursor (Auto)
Signed-off-by: Shion Tanaka <[email protected]>

Author: tnk4on

crates/lib/Cargo.toml

@@ -60,6 +60,7 @@ xshell = { workspace = true, optional = true }
 anstyle = "1.0.6"
 comfy-table = "7.1.1"
 liboverdrop = "0.1.0"
+unicode-width = "0.2"
 libsystemd = "0.7"
 linkme = "0.3"
 nom = "8.0.0"

crates/lib/src/status.rs

@@ -15,6 +15,7 @@ use ostree_ext::oci_spec;
 use ostree_ext::oci_spec::image::Digest;
 use ostree_ext::oci_spec::image::ImageConfiguration;
 use ostree_ext::sysroot::SysrootLock;
+use unicode_width::UnicodeWidthStr;
 
 use ostree_ext::ostree;
 
@@ -832,7 +833,11 @@ fn container_inspect_print_human(
     rows.push(("Kargs", kargs));
 
     // Find the max label width for right-alignment
-    let max_label_len = rows.iter().map(|(label, _)| label.len()).max().unwrap_or(0);
+    let max_label_len = rows
+        .iter()
+        .map(|(label, _)| label.width())
+        .max()
+        .unwrap_or(0);
 
     for (label, value) in rows {
         write_row_name(&mut out, label, max_label_len)?;

crates/tests-integration/src/container.rs

@@ -201,10 +201,10 @@ pub(crate) fn test_compute_composefs_digest() -> Result<()> {
 
     // Verify it's a valid hex string of expected length (SHA-512 = 128 hex chars)
     assert_eq!(
-        digest.len(),
+        digest.as_bytes().len(),
         128,
         "Expected 512-bit hex digest, got length {}",
-        digest.len()
+        digest.as_bytes().len()
     );
     assert!(
         digest.chars().all(|c| c.is_ascii_hexdigit()),