update flake, nvidia and make otter work

modules/hardware/nvidia.nix

@@ -7,19 +7,18 @@ in {
 
   config = let
     # the option was renamed in unstable
-    nvidiaOption =
-      if (pkgsVersion == inputs.nixpkgs-unstable) then {
-        hardware.graphics = {
-          enable = true;
-          enable32Bit = true;
-        };
-      } else {
-        hardware.opengl = {
-          enable = true;
-          driSupport = true;
-          driSupport32Bit = true;
-        };
+    nvidiaOption = if (pkgsVersion == inputs.nixpkgs-unstable) then {
+      hardware.graphics = {
+        enable = true;
+        enable32Bit = true;
       };
+    } else {
+      hardware.opengl = {
+        enable = true;
+        driSupport = true;
+        driSupport32Bit = true;
+      };
+    };
   in lib.mkIf cfg.enable (lib.recursiveUpdate nvidiaOption {
     boot.kernelParams = [ "nvidia-drm.fbdev=1" ];
     services.xserver.videoDrivers = [ "nvidia" ];
@@ -43,7 +42,16 @@ in {
       # accessible via `nvidia-settings`.
       nvidiaSettings = true;
       # Optionally, you may need to select the appropriate driver version for your specific GPU.
-      package = config.boot.kernelPackages.nvidiaPackages.beta;
+      #package = config.boot.kernelPackages.nvidiaPackages.beta;
+      package = config.boot.kernelPackages.nvidiaPackages.mkDriver {
+        version = "560.31.02";
+        sha256_64bit = "sha256-0cwgejoFsefl2M6jdWZC+CKc58CqOXDjSi4saVPNKY0=";
+        sha256_aarch64 = "sha256-m7da+/Uc2+BOYj6mGON75h03hKlIWItHORc5+UvXBQc=";
+        openSha256 = "sha256-X5UzbIkILvo0QZlsTl9PisosgPj/XRmuuMH+cDohdZQ=";
+        settingsSha256 = "sha256-A3SzGAW4vR2uxT1Cv+Pn+Sbm9lLF5a/DGzlnPhxVvmE=";
+        persistencedSha256 =
+          "sha256-BDtdpH5f9/PutG3Pv9G4ekqHafPm3xgDYdTcQumyMtg=";
+      };
     };
   });
 }

modules/misc/cli-tools.nix

@@ -55,7 +55,7 @@ in
       libheif #convert heic to jpg with `heif-convert something.heic something.jpg` 
       imagemagick #convert images
       tree
-      kop-newproject # creates a shell.nix and .envrc
+      #kop-newproject # creates a shell.nix and .envrc
       nix-tree # show nix derivations
     ];
   };