Add documentation.strict flag

flake.nix

@@ -97,7 +97,10 @@
             };
           };
 
-          documentation.mkdocs-root = ./documentation;
+          documentation = {
+            mkdocs-root = ./documentation;
+            strict = true;
+          };
 
           apps = {
             default = {

modules/documentation.nix

@@ -2,6 +2,8 @@
 
 let
   cfg = config.documentation;
+
+  strict = lib.optionalString cfg.strict "--strict";
 in
 
 {
@@ -17,19 +19,20 @@ in
       default = mkdocs-flake.withSystem system ({ config, ... }: config.packages.mkdocs);
       description = lib.mdDoc "The mkdocs package to use.";
     };
+
+    strict = lib.mkEnableOption "build the documentation with `--strict`";
   };
 
   config = lib.mkIf (cfg.mkdocs-root != null) {
     packages.documentation = pkgs.runCommand "mkdocs-flake-documentation" {} ''
       cp -r ${cfg.mkdocs-root}/* .
-      ${cfg.mkdocs-package}/bin/mkdocs build --strict
-      mv site $out
+      ${cfg.mkdocs-package}/bin/mkdocs build ${strict} --site-dir $out
     '';
 
     apps.watch-documentation = {
       type = "app";
       program = pkgs.writeScriptBin "mkdocs-watch" ''
-        ${cfg.mkdocs-package}/bin/mkdocs serve
+        ${cfg.mkdocs-package}/bin/mkdocs serve ${strict}
       '';
     };
   };