Allow inserting nodes before and after result

[Shushe] / README.markdown

diff --git a/README.markdown b/README.markdown
index 2bb1bcea0e82631c09c3f6249b5eaa635f27beac..893ac2c47230e55c4e2b59e93f31553dc25d5145 100644 (file)
--- a/README.markdown
+++ b/README.markdown
@@ -319,6 +319,14 @@ After performing the initial transform, ⛩️📰 书社 will match the root
   node of the result in the following modes to fill in areas of the
   wrapper :⁠—
 
+- **`书社:header`:**
+  The result of matching in this mode is prepended into the
+    `<html:body>` of the output (before the transformation result).
+
+- **`书社:footer`:**
+  The result of matching in this mode is appended into the
+    `<html:body>` of the output (after the transformation result).
+
 - **`书社:metadata`:**
   The result of matching in this mode is inserted into the
     `<html:head>` of the output.
@@ -351,6 +359,10 @@ This mechanism can be used to allow transforms to insert content
 </transform>
 ```
 
+Output wrapping can be entirely disabled by adding a
+  `@书社:disable-output-wrapping` attribute to the top‐level element in
+  the result tree.
+
 ## License
 
 Source files are licensed under the terms of the <cite>Mozilla Public