DodoApp: Cache static resources.

Change-Id: Ib1f800ea052c5f3b7929a1d325b351dfa0a6633e
diff --git a/core/installer/welcome/dodo-app-tmpl/base.html b/core/installer/welcome/dodo-app-tmpl/base.html
index d0e0693..b0251cd 100644
--- a/core/installer/welcome/dodo-app-tmpl/base.html
+++ b/core/installer/welcome/dodo-app-tmpl/base.html
@@ -4,8 +4,8 @@
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>{{ block "title" . }}{{ end }}</title>
-    <link rel="stylesheet" href="/static/pico.2.0.6.min.css">
-    <link rel="stylesheet" href="/static/dodo_app.css?v=0.0.7">
+    <link rel="stylesheet" href="/stat/pico.2.0.6.min.css">
+    <link rel="stylesheet" href="/stat/dodo_app.css?v=0.0.8">
 </head>
 <body class="container">
     {{- block "content" . }}