worked on Anki's config

hosts/laptop/configuration.nix

@@ -11,6 +11,7 @@
 	../../modules/nixos/battery.nix
     #../../modules/nixos/ly.nix
     ../../modules/nixos/lyminimal.nix
+    ../../modules/nixos/anki.nix
   ];
 
 home-manager = {

hosts/laptop/home.nix

@@ -23,7 +23,7 @@ imports = [
 ../../modules/home-manager/oh-my-zsh.nix # another zsh customizer
 ../../modules/home-manager/hypridle.nix
 ../../modules/home-manager/swaylock.nix
-../../modules/home-manager/anki.nix
+../../modules/home-manager/anki.nix # we use only for some settings. see ../../modules/nixos/anki.nix for activating
 ];
 
 

modules/home-manager/anki.nix

@@ -1,15 +1,13 @@
 { config, pkgs, ... }:
-
 {
   programs.anki = {
-    enable = true;
+    # we enable system wide with nixpkgs because it offers some addon configuration. We just use this for some config
+    #enable = true;
+    theme = "dark";
     sync = {
       autoSync = true;
       autoSyncMediaMinutes = 10;
       syncMedia = true;
     };
-    addons = [
-      pkgs.ankiAddons.recolor
-    ];
   };
 }

modules/nixos/anki.nix

@@ -0,0 +1,56 @@
+{ config, pkgs, ... }:
+
+{
+  environment.systemPackages = with pkgs; [
+    (pkgs.anki.withAddons [
+      (pkgs.ankiAddons.recolor.withConfig {
+        config = {
+# we must specify all the colors or it crashes as this overwrite the whole colors set
+          colors = {
+  # ===== Foregrounds =====
+  FG = [ "Foreground" "#ebdbb2" "#ebdbb2" "" ];
+  FG_SUBTLE = [ "Subtle FG" "#d5c4a1" "#d5c4a1" "" ];
+  FG_FAINT = [ "Faint FG" "#a89984" "#a89984" "" ];
+  FG_DISABLED = [ "Disabled FG" "#928374" "#928374" "" ];
+
+  # ===== Main Background Layers =====
+  BG = [ "Background" "#1d2021" "#1d2021" "" ];
+  MAIN_BG = [ "Main Background" "#1d2021" "#1d2021" "" ];
+  VIEW_BG = [ "View Background" "#282828" "#282828" "" ];
+  EDITOR_BG = [ "Editor Background" "#282828" "#282828" "" ];
+  CANVAS = [ "Canvas" "#282828" "#282828" "" ];
+  CANVAS_ELEVATED = [ "Elevated Canvas" "#32302f" "#32302f" "" ];
+
+  # ===== Tables & Lists =====
+  TABLE_BG = [ "Table Background" "#282828" "#282828" "" ];
+  TABLE_ALT_BG = [ "Table Alt Background" "#32302f" "#32302f" "" ];
+  HEADER_BG = [ "Header Background" "#3c3836" "#3c3836" "" ];
+  SELECTED_BG = [ "Selected Background" "#504945" "#504945" "" ];
+
+  # ===== Borders =====
+  BORDER = [ "Border" "#504945" "#504945" "" ];
+  FAINT_BORDER = [ "Faint Border" "#3c3836" "#3c3836" "" ];
+
+  # ===== Buttons =====
+  BUTTON_GRADIENT_START = [ "Button Start" "#3c3836" "#3c3836" "" ];
+  BUTTON_GRADIENT_END = [ "Button End" "#3c3836" "#3c3836" "" ];
+  BUTTON_HOVER = [ "Button Hover" "#665c54" "#665c54" "" ];
+
+  # ===== Accent & Links =====
+  ACCENT = [ "Accent" "#458588" "#458588" "" ];
+  LINK = [ "Link" "#83a598" "#83a598" "" ];
+  LINK_HOVER = [ "Link Hover" "#8ec07c" "#8ec07c" "" ];
+
+  # ===== Status =====
+  WARNING = [ "Warning" "#fe8019" "#fe8019" "" ];
+  ERROR = [ "Error" "#fb4934" "#fb4934" "" ];
+  SUCCESS = [ "Success" "#8ec07c" "#8ec07c" "" ];
+          };
+          };
+#          version = { major = 3; minor = 1; };
+# let nixpkgs handle the version
+      })
+    ])
+  ];
+
+}