Show archive count range to detect inconsistencies

- Display single number if all services have same count
- Display min-max range if counts differ (indicates problem)

Cargo.lock

@@ -279,7 +279,7 @@ checksum = "a1d728cc89cf3aee9ff92b05e62b19ee65a02b5702cff7d5a377e32c6ae29d8d"
 
 [[package]]
 name = "cm-dashboard"
-version = "0.1.216"
+version = "0.1.217"
 dependencies = [
  "anyhow",
  "chrono",
@@ -301,7 +301,7 @@ dependencies = [
 
 [[package]]
 name = "cm-dashboard-agent"
-version = "0.1.216"
+version = "0.1.217"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -324,7 +324,7 @@ dependencies = [
 
 [[package]]
 name = "cm-dashboard-shared"
-version = "0.1.216"
+version = "0.1.217"
 dependencies = [
  "chrono",
  "serde",

agent/src/collectors/backup.rs

@@ -142,12 +142,17 @@ impl BackupCollector {
                     // Build service list for this disk
                     let services: Vec<String> = backup_status.services.keys().cloned().collect();
 
-                    // Get archive count per service (use minimum to show if any service has fewer backups)
+                    // Get min and max archive counts to detect inconsistencies
-                    let total_archives: i64 = backup_status.services.values()
+                    let archives_min: i64 = backup_status.services.values()
                         .map(|service| service.archive_count)
                         .min()
                         .unwrap_or(0);
 
+                    let archives_max: i64 = backup_status.services.values()
+                        .map(|service| service.archive_count)
+                        .max()
+                        .unwrap_or(0);
+
                     // Create disk data
                     let disk_data = BackupDiskData {
                         serial: backup_status.disk_serial_number.unwrap_or_else(|| "Unknown".to_string()),
@@ -161,7 +166,8 @@ impl BackupCollector {
                         disk_total_gb: total_gb,
                         usage_status,
                         services,
-                        total_archives,
+                        archives_min,
+                        archives_max,
                     };
 
                     disks.push(disk_data);

dashboard/src/ui/widgets/system.rs

@@ -566,9 +566,15 @@ impl SystemWidget {
             }
 
             // Show usage with status and archive count
+            let archive_display = if disk.archives_min == disk.archives_max {
+                format!("{}", disk.archives_min)
+            } else {
+                format!("{}-{}", disk.archives_min, disk.archives_max)
+            };
+
             let usage_text = format!(
                 "Usage: ({}) {:.0}% {:.0}GB/{:.0}GB",
-                disk.total_archives,
+                archive_display,
                 disk.disk_usage_percent,
                 disk.disk_used_gb,
                 disk.disk_total_gb

shared/src/agent_data.rs

@@ -195,7 +195,8 @@ pub struct BackupDiskData {
     pub disk_total_gb: f32,
     pub usage_status: Status,
     pub services: Vec<String>,
-    pub total_archives: i64,
+    pub archives_min: i64,
+    pub archives_max: i64,
 }
 
 impl AgentData {