fix: epThemeColor error

Closes #183

src/utils/storage/responsive.ts

@@ -20,7 +20,7 @@ export const injectResponsiveStorage = (app: App, config: ServerConfigs) => {
           theme: config.Theme ?? "default",
           darkMode: config.DarkMode ?? false,
           sidebarStatus: config.SidebarStatus ?? true,
-          epThemeColor: config.EpThemeColor ?? "409EFF"
+          epThemeColor: config.EpThemeColor ?? "#409EFF"
         }
       },
       configure: {