feat(h5): support onLoad for ssr

packages/uni-h5/dist/uni-h5.cjs.js

@@ -6831,6 +6831,10 @@ function setupPage(comp) {
       instance.root = instance;
       const route = usePageRoute();
       {
+        vue.nextTick(() => {
+          const { onLoad } = instance;
+          onLoad && shared.invokeArrayFns(onLoad, uniShared.decodedQuery(route.query));
+        });
         return route.query;
       }
     }

packages/uni-h5/src/framework/setup/index.ts

 import { invokeArrayFns, isPlainObject } from '@vue/shared'
 import {
+  nextTick,
   ComponentInternalInstance,
   ComponentPublicInstance,
   createBlock,
@@ -79,8 +80,12 @@ export function setupPage(comp: any) {
     setup(instance) {
       instance.root = instance // 组件 root 指向页面
       const route = usePageRoute()
-      // node环境不触发Page生命周期
+      // node环境仅触发Page onLoad生命周期
       if (__NODE_JS__) {
+        nextTick(() => {
+          const { onLoad } = instance
+          onLoad && invokeArrayFns(onLoad, decodedQuery(route.query))
+        })
         return route.query
       }