Update blog and use generated submodule configuration

lib.nix

@@ -13,7 +13,7 @@ let
       in
         with settings.replaceUrl; "s/${regexEscape from}/${regexEscape to}/g";
     publicPath = settings.path;
-    extraFlags = if settings.drafts then " -D " else "";
+    extraFlags = (if settings.drafts then " -D " else "") + settings.extraFlags;
     builder = ./build/builder.sh;
     buildInputs = [
       hugo katex-html
@@ -28,6 +28,7 @@ in
       drafts = settings.drafts or false;
       src = blog-source;
       path = ".";
+      extraFlags = "--config=config.toml,config-gen.toml";
       replaceUrl = {
         from = "https://danilafe.com";
         to = wrapHost (settings.ssl or false) settings.host;
@@ -39,6 +40,7 @@ in
       drafts = settings.drafts or false;
       src = blog-source-localized;
       path = "ru";
+      extraFlags = "";
       replaceUrl = {
         from = "https://ru.danilafe.com";
         to = wrapHost (settings.ssl or false) settings.host;