Improve load default store in home

web/src/App.js

@@ -393,7 +393,7 @@ class App extends Component {
           textAlign: "center",
         }
       }>
-        Made with <span style={{color: "rgb(255, 255, 255)"}}>❤️</span> by <a style={{fontWeight: "bold", color: "black"}} target="_blank" rel="noreferrer" href="https://github.com/casbin/casibase">Casibase</a>, {Setting.isMobile() ? "Mobile" : "Desktop"} View
+        Powered by <a style={{fontWeight: "bold", color: "black"}} target="_blank" rel="noreferrer" href="https://github.com/casbin/casibase">Casibase</a>
       </Footer>
     );
   }

web/src/FileTree.js

@@ -252,6 +252,10 @@ class FileTree extends React.Component {
   }
 
   isFileOk(file, action) {
+    if (this.props.account.isAdmin) {
+      return true;
+    }
+
     if (this.state.permissionMap === null) {
       return false;
     }

web/src/FileTreePage.js

@@ -11,7 +11,7 @@ class FileTreePage extends React.Component {
     this.state = {
       classes: props,
       owner: props.match?.params?.owner !== undefined ? props.match.params.owner : "admin",
-      storeName: props.match?.params?.storeName !== undefined ? props.match.params.storeName : "default",
+      storeName: props.match?.params?.storeName !== undefined ? props.match.params.storeName : this.props.storeName,
       store: null,
     };
   }

web/src/HomePage.js

@@ -1,20 +1,48 @@
 import React from "react";
 import FileTreePage from "./FileTreePage";
 import {Redirect} from "react-router-dom";
+import * as StoreBackend from "./backend/StoreBackend";
+import * as Setting from "./Setting";
 
 class HomePage extends React.Component {
   constructor(props) {
     super(props);
     this.state = {
       classes: props,
+      store: null,
     };
   }
 
+  UNSAFE_componentWillMount() {
+    this.getStores();
+  }
+
+  getStores() {
+    StoreBackend.getGlobalStores()
+      .then((res) => {
+        if (res.status === "ok") {
+          const stores = res.data;
+          const store = stores.filter(store => store.domain !== "https://cdn.example.com")[0];
+          if (store !== undefined) {
+            this.setState({
+              store: store,
+            });
+          }
+        } else {
+          Setting.showMessage("error", `Failed to get stores: ${res.msg}`);
+        }
+      });
+  }
+
   render() {
     if (this.props.account.tag === "Video") {
       return <Redirect to="/videos" />;
     } else {
-      return <FileTreePage account={this.props.account} />;
+      if (this.state.store === null) {
+        return null;
+      } else {
+        return <FileTreePage account={this.props.account} storeName={this.state.store.name} />;
+      }
     }
   }
 }