Add kB unit support for backup repository sizes

Extended size formatting to handle repositories smaller than 1MB by displaying in kB units. Size display logic now cascades: kB for < 1MB, MB for 1MB-1GB, GB for >= 1GB.

agent/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cm-dashboard-agent"
-version = "0.1.268"
+version = "0.1.269"
 edition = "2021"
 
 [dependencies]

dashboard/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cm-dashboard"
-version = "0.1.268"
+version = "0.1.269"
 edition = "2021"
 
 [dependencies]

dashboard/src/ui/widgets/system.rs

@@ -554,8 +554,10 @@ impl SystemWidget {
         for (idx, repo) in self.backup_repositories.iter().enumerate() {
             let tree_char = if idx == repo_count - 1 { "└─" } else { "├─" };
 
-            // Format size: use MB for < 1GB, otherwise GB
-            let size_display = if repo.repo_size_gb < 1.0 {
+            // Format size: use kB for < 1MB, MB for < 1GB, otherwise GB
+            let size_display = if repo.repo_size_gb < 0.001 {
+                format!("{:.0}kB", repo.repo_size_gb * 1024.0 * 1024.0)
+            } else if repo.repo_size_gb < 1.0 {
                 format!("{:.0}MB", repo.repo_size_gb * 1024.0)
             } else {
                 format!("{:.1}GB", repo.repo_size_gb)

shared/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cm-dashboard-shared"
-version = "0.1.268"
+version = "0.1.269"
 edition = "2021"
 
 [dependencies]