;imp: doc: orgify ROADMAP 3: generate .ROADMAP.md for site

ROADMAP.org

@@ -1,7 +1,5 @@
 * hledger ROADMAP
 
-<!-- toc -->
-
 Current ideas about where the hledger project should be going next.
 
 ** Targets

Shake.hs

@@ -123,6 +123,9 @@ grep = "grep -E"
 -- would be nice to find a way to avoid this.
 fromsrcmd = "-f markdown-smart-tex_math_dollars"
 
+-- The kind of org markup used in any org source files.
+fromorg = "-f org"
+
 -- The kind of markdown we like to generate for the website.
 -- This will be consumed by sphinx extensions:
 --  recommonmark (Commonmark syntax, https://spec.commonmark.org)
@@ -738,6 +741,17 @@ main = do
         ,"changelogs"
         ]
 
+      ".ROADMAP.md" %> \out -> do
+        let src = "ROADMAP.org"
+        liftIO $ writeFile out $ unlines [
+           "<!-- " ++ "Generated by \"Shake " ++ out ++ " from " ++ src ++ " -->"
+          ,"<div class=\"pagetoc\">"
+          ,"<!-- toc -->"
+          ,"</div>"
+          ,""
+          ]
+        cmd_ Shell pandoc fromorg towebmd src ">>" out
+
       -- MISC
 
       -- Generate the web manuals based on the current checkout and save