rename patches directory to overlays

flake.nix

@@ -112,7 +112,8 @@
       overlays = [
         inputs.nur.overlay
         inputs.nix2vim.overlay
-        (import ./modules/neovim/plugins-overlay.nix inputs)
+        (import ./overlays/neovim-plugins.nix inputs)
+        (import ./overlays/calibre-web.nix)
       ];
 
       # System types to support.

nixos/services/calibre.nix

@@ -20,16 +20,6 @@
       };
     };
 
-    # Fix: https://github.com/janeczku/calibre-web/issues/2422
-    nixpkgs.overlays = [
-      (final: prev: {
-        calibre-web = prev.calibre-web.overrideAttrs (old: {
-          patches = (old.patches or [ ])
-            ++ [ ../../patches/calibre-web-cloudflare.patch ];
-        });
-      })
-    ];
-
     caddy.routes = [{
       match = [{ host = [ config.bookServer ]; }];
       handle = [{

overlays/calibre-web.nix

@@ -0,0 +1,7 @@
+# Fix: https://github.com/janeczku/calibre-web/issues/2422
+
+final: prev: {
+  calibre-web = prev.calibre-web.overrideAttrs (old: {
+    patches = (old.patches or [ ]) ++ [ ./calibre-web-cloudflare.patch ];
+  });
+}