feat: set the anchor points of all nodes to be enterable and exitable #918 (#1119)

### What problem does this PR solve?

feat: set the anchor points of all nodes to be enterable and exitable
#918

### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/pages/flow/canvas/node/index.less

@@ -1,6 +1,10 @@
 .textUpdaterNode {
   // height: 50px;
-  border: 1px solid gray;
+  box-shadow:
+    -6px 0 12px 0 rgba(179, 177, 177, 0.08),
+    -3px 0 6px -4px rgba(0, 0, 0, 0.12),
+    -6px 0 16px 6px rgba(0, 0, 0, 0.05);
+
   padding: 5px;
   border-radius: 5px;
   background: white;