Clean C-state display to show only CX format

- Strip suffixes like "_ACPI" from C-state names
- Display changes from "C3_ACPI:51%" to "C3:51%"
- Cleaner, more concise presentation

Bump version to v0.1.211

Co-Authored-By: Claude <noreply@anthropic.com>

dashboard/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cm-dashboard"
-version = "0.1.210"
+version = "0.1.211"
 edition = "2021"
 
 [dependencies]

dashboard/src/ui/widgets/system.rs

@@ -144,9 +144,13 @@ impl SystemWidget {
         }
 
         // Format top 3 C-states with percentages: "C10:79% C8:10% C6:8%"
+        // Strip suffixes like "_ACPI" from state names
         self.cpu_cstates
             .iter()
-            .map(|cs| format!("{}:{:.0}%", cs.name, cs.percent))
+            .map(|cs| {
+                let clean_name = cs.name.split('_').next().unwrap_or(&cs.name);
+                format!("{}:{:.0}%", clean_name, cs.percent)
+            })
             .collect::<Vec<_>>()
             .join(" ")
     }