Fix treesitter formatting of inlines.

lua/ts-inlines.lua

@@ -1,10 +1,11 @@
 function process(textTree)
-	local builder = LuaTextBuilder.new()
+	local luaBuilder = LuaTextBuilder.new()
+	local regoBuilder = RegoTextBuilder.new()
 	textTree:match("lua", function(lua)
-		return {TextTree.new("code"):take_children(builder:process_string(lua:text(), ""))}
+		return luaBuilder:process_string(lua:text(), ""):extract_children()
 	end)
-	textTree:match("rego", function(lua)
-		return {TextTree.new("code"):take_children(builder:process_string(lua:text(), ""))}
+	textTree:match("rego", function(rego)
+		return regoBuilder:process_string(rego:text(), ""):extract_children()
 	end)
 	return textTree
 end

text/book.css

@@ -32,8 +32,10 @@ span.library,
 span.compartment,
 span.lua
 {
+	font-size: 0.8rem;
 	font-family: "Source Code Pro", monospace;
 }
+
 span.command
 {
 	font-weight: bold;
@@ -260,6 +262,7 @@ span.listing-origin:after
 
 span.code
 {
+	font-size: 0.8rem;
 	font: SourceCodePro;
 	font-family: monospace;
 }