feat: add health check for MCP servers on dashboard

Add /health endpoint to the MCP server and probe it from the dashboard
on page load to update server status (running/stopped) in real time.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

compliance-dashboard/src/pages/mcp_servers.rs

@@ -5,7 +5,7 @@ use dioxus_free_icons::Icon;
 use crate::components::page_header::PageHeader;
 use crate::components::toast::{ToastType, Toasts};
 use crate::infrastructure::mcp::{
-    add_mcp_server, delete_mcp_server, fetch_mcp_servers, regenerate_mcp_token,
+    add_mcp_server, delete_mcp_server, fetch_mcp_servers, refresh_mcp_status, regenerate_mcp_token,
 };
 
 #[component]
@@ -22,6 +22,17 @@ pub fn McpServersPage() -> Element {
     let mut new_mongo_uri = use_signal(String::new);
     let mut new_mongo_db = use_signal(String::new);
 
+    // Probe health of all MCP servers on page load, then refresh the list
+    let mut refreshing = use_signal(|| true);
+    use_effect(move || {
+        spawn(async move {
+            refreshing.set(true);
+            let _ = refresh_mcp_status().await;
+            servers.restart();
+            refreshing.set(false);
+        });
+    });
+
     // Track which server's token is visible
     let mut visible_token: Signal<Option<String>> = use_signal(|| None);
     // Track which server is pending delete confirmation