feat: 主机列表视图.

orion-ops-ui/src/assets/style/global.less

@@ -94,6 +94,10 @@ body {
   border-color: rgb(var(--gray-2));
 }
 
+.disabled {
+  pointer-events: none;
+}
+
 .usn {
   user-select: none;
 }
@@ -106,16 +110,28 @@ body {
   cursor: pointer;
 }
 
+.m0 {
+  margin: 0;
+}
+
 .mx0 {
-  margin: 0 0;
+  margin-left: 0;
+  margin-right: 0;
+}
+
+.my0 {
+  margin-top: 0;
+  margin-bottom: 0;
 }
 
 .mx2 {
-  margin: 0 2px;
+  margin-left: 2px;
+  margin-right: 2px;
 }
 
 .mx4 {
-  margin: 0 4px;
+  margin-left: 4px;
+  margin-right: 4px;
 }
 
 .ml4 {