feat: AI格式化processing+4156

src/lib/XMLProcessor/src/index.ts

 import {Processing} from '@/lib/XMLProcessor/src/core/Processing.ts'
 import {Plugin} from 'vue'
 
+const p = new Processing()
 export const XMLProcessing: Plugin = function(app) {
-    const p = new Processing()
     app.provide('xmlProcessing', p);
 }
 
 export function useXMLProcessing(): Processing {
+    try {
         return <Processing>inject('xmlProcessing')
+    } catch (e) {
+        return p
+    }
 }
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