Add rebootComputers function to initiate remote reboot via API

web/client/src/store/inventoryStore.js

@@ -297,6 +297,20 @@ export const useInventoryStore = create((set, get) => ({
     }
   },
 
+  rebootComputers: async (target = 'all') => {
+    try {
+      const response = await fetch(`${API_URL}/reboot`, {
+        method: 'POST',
+        headers: authHeaders(),
+        body: JSON.stringify({ target, commandId: newCommandId() }),
+      });
+      return await response.json();
+    } catch (error) {
+      console.error('❌ Error sending reboot:', error);
+      return { success: false, error: error.message };
+    }
+  },
+
   sortBarrel: async (barrelName) => {
     try {
       const response = await fetch(`${API_URL}/sort-barrel`, {