docs: also link to 0.19 and 0.18 manual

site/DOCS.md

@@ -4,11 +4,19 @@ title: hledger docs
 
 # Docs
 
-[Release Notes](NEWS.html)
+Docs for the latest developer version:
 
 [User Manual](MANUAL.html)
 
-[Developer How-tos](DEVELOPMENT.html)
+[Release Notes](NEWS.html)
+
+[Contributor Guide](DEVELOPMENT.html)
 
 [FAQ](FAQ.html)
 
+Docs for past releases:
+
+[0.19 User Manual](0.19/MANUAL.html)
+
+[0.18 User Manual](0.18/MANUAL.html)
+

site/site.hs

@@ -23,7 +23,7 @@ main = do
         route   idRoute
         compile compressCssCompiler
     match "templates/*" $ compile templateCompiler
-    match "*.md" $ do
+    match ("*.md" .||. "0.19/*.md" .||. "0.18/*.md") $ do
         route   $ setExtension "html"
         compile $
           pandocCompilerWith