Comments.

src/protocols/protocol_explore.cpp

@@ -400,6 +400,7 @@ bool protocol_explore::handle_get_block_header_context(const code& ec,
         };
     }
 
+    // TODO: move to system serializer.
     // All modern configurable forks.
     object["forks"] = boost::json::object
     {

src/protocols/protocol_html.cpp

@@ -96,6 +96,9 @@ bool protocol_html::try_dispatch_object(const request&) NOEXCEPT
     return false;
 }
 
+// Accept field (RFC 7231) and ?format=<format> parameter are ignored.
+// Return embedded page based on file extension only (defaulting to html).
+// The content-type field is determined by the requested file extension.
 void protocol_html::dispatch_embedded(const request& request) NOEXCEPT
 {
     const auto& pages = server_settings().explore.pages;
@@ -125,6 +128,10 @@ void protocol_html::dispatch_embedded(const request& request) NOEXCEPT
     }
 }
 
+// Accept field (media type) and ?format=<format> parameter are ignored.
+// Return requested page only if there is a path file extension (.*).
+// Otherwise return the sanitized home page (configured or default).
+// The content-type field is determined by the requested file extension.
 void protocol_html::dispatch_file(const request& request) NOEXCEPT
 {
     // Empty path implies malformed target (terminal).