diff --git a/plan.md b/plan.md
index 07af907..6c91847 100644
--- a/plan.md
+++ b/plan.md
@@ -1,39 +1,34 @@
-# Routing
-//server only
-content:{
-    ":num":{
-        ["image",
-        "video",
-        "ehtml",
-        "rpgvx"...]:{
-            ":page",
-            "thumbnail",
-        }
-    }
-}
-diff:{
-    itemNum
-    diff
-    count
-    commit
-}
-user:{
-    login
-}
+# Plan
 
-//clientside
+## Routing
 
-doc:{
-    ":num":{
-        "reader"
-    }
-};
-login;
-profile;
-search?querystring...;
-# TODO
+### server routing
+- content
+  - \d+
+    - image
+      - (?P<page>\d+)
+- diff
+  - itemNum
+  - diff
+  - count
+  - commit
+- user
+  - login
+
+### client routing
+
+- doc
+  - \d+
+    - reader
+- login
+- profile
+- search ? querystring...;
+
+## TODO
 - server push
-- permission
+- ~~permission~~
 - diff
 - hash
-- search
\ No newline at end of file
+- search
+- client tag add and delete
+- 
\ No newline at end of file