fix(mp): 拆分 expert/community 为分包，主包从 1.6MB 降到 1.2MB 以内

- pages/expert（大神主页/入驻/工作台/雷达/大厅）与 pages/community（友圈/动态详情）改为分包，路由路径不变

- 首页预下载两个分包，避免首次进入等待

- 解决微信开发者工具上传报 source size 超 2MB 的问题

pwuniapp/pages.json

@@ -65,24 +65,6 @@
         "backgroundColor": "#0A0F1D"
       }
     },
-    {
-      "path": "pages/expert/detail",
-      "style": {
-        "navigationBarTitleText": "陪玩大神主页",
-        "navigationBarBackgroundColor": "#0A0F1D",
-        "navigationBarTextStyle": "white",
-        "backgroundColor": "#0A0F1D"
-      }
-    },
-    {
-      "path": "pages/expert/apply",
-      "style": {
-        "navigationBarTitleText": "大神入驻认证",
-        "navigationBarBackgroundColor": "#0A0F1D",
-        "navigationBarTextStyle": "white",
-        "backgroundColor": "#0A0F1D"
-      }
-    },
     {
       "path": "pages/order/create",
       "style": {
@@ -102,7 +84,6 @@
         "backgroundColor": "#0A0F1D"
       }
     },
-
     {
       "path": "pages/user/index",
       "style": {
@@ -230,57 +211,93 @@
         "navigationBarTextStyle": "white",
         "backgroundColor": "#0A0F1D"
       }
-    },
-    {
-      "path": "pages/expert/workspace",
-      "style": {
-        "navigationBarTitleText": "大神接单工作台",
-        "navigationBarBackgroundColor": "#0A0F1D",
-        "navigationBarTextStyle": "white",
-        "backgroundColor": "#0A0F1D"
-      }
-    },
-    {
-      "path": "pages/community/index",
-      "style": {
-        "navigationStyle": "custom",
-        "navigationBarTitleText": "友圈广场",
-        "navigationBarBackgroundColor": "#0A0F1D",
-        "navigationBarTextStyle": "white",
-        "backgroundColor": "#0A0F1D"
-      }
-    },
-    {
-      "path": "pages/community/detail",
-      "style": {
-        "navigationStyle": "custom",
-        "navigationBarTitleText": "动态详情",
-        "navigationBarBackgroundColor": "#0A0F1D",
-        "navigationBarTextStyle": "white",
-        "backgroundColor": "#0A0F1D"
-      }
-    },
-    {
-      "path": "pages/expert/radar",
-      "style": {
-        "navigationStyle": "custom",
-        "navigationBarTitleText": "我要接单",
-        "navigationBarBackgroundColor": "#0A0F1D",
-        "navigationBarTextStyle": "white",
-        "backgroundColor": "#0A0F1D"
-      }
-    },
-    {
-      "path": "pages/expert/hall",
-      "style": {
-        "navigationStyle": "custom",
-        "navigationBarTitleText": "接单大厅",
-        "navigationBarBackgroundColor": "#0A0F1D",
-        "navigationBarTextStyle": "white",
-        "backgroundColor": "#0A0F1D"
-      }
     }
   ],
+  "subPackages": [
+    {
+      "root": "pages/expert",
+      "pages": [
+        {
+          "path": "detail",
+          "style": {
+            "navigationBarTitleText": "陪玩大神主页",
+            "navigationBarBackgroundColor": "#0A0F1D",
+            "navigationBarTextStyle": "white",
+            "backgroundColor": "#0A0F1D"
+          }
+        },
+        {
+          "path": "apply",
+          "style": {
+            "navigationBarTitleText": "大神入驻认证",
+            "navigationBarBackgroundColor": "#0A0F1D",
+            "navigationBarTextStyle": "white",
+            "backgroundColor": "#0A0F1D"
+          }
+        },
+        {
+          "path": "workspace",
+          "style": {
+            "navigationBarTitleText": "大神接单工作台",
+            "navigationBarBackgroundColor": "#0A0F1D",
+            "navigationBarTextStyle": "white",
+            "backgroundColor": "#0A0F1D"
+          }
+        },
+        {
+          "path": "radar",
+          "style": {
+            "navigationStyle": "custom",
+            "navigationBarTitleText": "我要接单",
+            "navigationBarBackgroundColor": "#0A0F1D",
+            "navigationBarTextStyle": "white",
+            "backgroundColor": "#0A0F1D"
+          }
+        },
+        {
+          "path": "hall",
+          "style": {
+            "navigationStyle": "custom",
+            "navigationBarTitleText": "接单大厅",
+            "navigationBarBackgroundColor": "#0A0F1D",
+            "navigationBarTextStyle": "white",
+            "backgroundColor": "#0A0F1D"
+          }
+        }
+      ]
+    },
+    {
+      "root": "pages/community",
+      "pages": [
+        {
+          "path": "index",
+          "style": {
+            "navigationStyle": "custom",
+            "navigationBarTitleText": "友圈广场",
+            "navigationBarBackgroundColor": "#0A0F1D",
+            "navigationBarTextStyle": "white",
+            "backgroundColor": "#0A0F1D"
+          }
+        },
+        {
+          "path": "detail",
+          "style": {
+            "navigationStyle": "custom",
+            "navigationBarTitleText": "动态详情",
+            "navigationBarBackgroundColor": "#0A0F1D",
+            "navigationBarTextStyle": "white",
+            "backgroundColor": "#0A0F1D"
+          }
+        }
+      ]
+    }
+  ],
+  "preloadRule": {
+    "pages/index/index": {
+      "network": "all",
+      "packages": ["pages/expert", "pages/community"]
+    }
+  },
   "globalStyle": {
     "navigationBarTextStyle": "white",
     "navigationBarTitleText": "陪玩中心",