blog: validate feed xml during builds

1 files changed, 6 insertions, 1 deletions

diff --git a/flora/services/blog.nix b/flora/services/blog.nix
index 9a9339c..e77cc7c 100644
--- a/flora/services/blog.nix
+++ b/flora/services/blog.nix
@@ -40,7 +40,12 @@ in
     enableACME = true;
     forceSSL = true;
     locations."/".root = (import inputs.blog { inherit pkgs; }).overrideAttrs (old: {
-      buildInputs = old.buildInputs ++ [ pkgs.exiftool ];
+      buildInputs = old.buildInputs ++ [ pkgs.exiftool pkgs.libxml2 ];
+
+      doCheck = true;
+      checkPhase = ''
+        xmllint _site/rss.xml
+      '';
     });
     locations."/bookshelf/".alias = "${gtfsBooks.outPath}/";
   };