build: remove extra directory

flake.nix

@@ -37,8 +37,7 @@
 
         buildPhase = ''
           ${pkgs.hugo}/bin/hugo --cleanDestinationDir --printPathWarnings --panicOnWarning --log
-          cd public
-          find . \
+          find public \
               -name '*.html' -or \
               -name '*.xml' -or \
               -name '*.txt' -or \
@@ -49,7 +48,7 @@
         '';
 
         installPhase = ''
-          cd ..; mv public $out
+          mv public $out
         '';
       };