diff --git a/flake.lock b/flake.lock
index 0aa3a10..bdc0990 100644
--- a/flake.lock
+++ b/flake.lock
@@ -24,11 +24,11 @@
       },
       "locked": {
         "dir": "pkgs/firefox-addons",
-        "lastModified": 1733198595,
-        "narHash": "sha256-7n66bpxbXkwBow1VSVHQe+rEW+8zPyawmDJ7Rd0uHNI=",
+        "lastModified": 1733889799,
+        "narHash": "sha256-J6ki2+W06NDD4a9/cCvQLHzgUzRYA8pwmhfoTqMsZ1w=",
         "owner": "rycee",
         "repo": "nur-expressions",
-        "rev": "51d5446f359b67d5b6fdf45a145391c4d8679b3e",
+        "rev": "66ba3fb0c1594481bf0ee625bdd612e1005ed132",
         "type": "gitlab"
       },
       "original": {
@@ -88,6 +88,27 @@
         "type": "github"
       }
     },
+    "flake-parts": {
+      "inputs": {
+        "nixpkgs-lib": [
+          "nur",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1733312601,
+        "narHash": "sha256-4pDvzqnegAfRkPwO3wmwBhVi/Sye1mzps0zHWYnP88c=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "205b12d8b7cd4802fbcb8e8ef6a0f1408781a4f9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
     "flake-utils": {
       "locked": {
         "lastModified": 1629284811,
@@ -130,11 +151,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1733175814,
-        "narHash": "sha256-zFOtOaqjzZfPMsm1mwu98syv3y+jziAq5DfWygaMtLg=",
+        "lastModified": 1733951607,
+        "narHash": "sha256-CN6q6iCzxI1gkNyk4xLdwaMKi10r7n+aJkRzWj8PXwQ=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "bf23fe41082aa0289c209169302afd3397092f22",
+        "rev": "6e5b2d9e8014b5572e3367937a329e7053458d34",
         "type": "github"
       },
       "original": {
@@ -170,11 +191,11 @@
         "nixpkgs": "nixpkgs_2"
       },
       "locked": {
-        "lastModified": 1733105089,
-        "narHash": "sha256-Qs3YmoLYUJ8g4RkFj2rMrzrP91e4ShAioC9s+vG6ENM=",
+        "lastModified": 1733570843,
+        "narHash": "sha256-sQJAxY1TYWD1UyibN/FnN97paTFuwBw3Vp3DNCyKsMk=",
         "owner": "LnL7",
         "repo": "nix-darwin",
-        "rev": "c6b65d946097baf3915dd51373251de98199280d",
+        "rev": "a35b08d09efda83625bef267eb24347b446c80b8",
         "type": "github"
       },
       "original": {
@@ -200,11 +221,11 @@
     },
     "nixpkgs-2405": {
       "locked": {
-        "lastModified": 1733016324,
-        "narHash": "sha256-8qwPSE2g1othR1u4uP86NXxm6i7E9nHPyJX3m3lx7Q4=",
+        "lastModified": 1733730953,
+        "narHash": "sha256-dlK7n82FEyZlHH7BFHQAM5tua+lQO1Iv7aAtglc1O5s=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "7e1ca67996afd8233d9033edd26e442836cc2ad6",
+        "rev": "7109b680d161993918b0a126f38bc39763e5a709",
         "type": "github"
       },
       "original": {
@@ -230,11 +251,27 @@
     },
     "nixpkgs_3": {
       "locked": {
-        "lastModified": 1733015953,
-        "narHash": "sha256-t4BBVpwG9B4hLgc6GUBuj3cjU7lP/PJfpTHuSqE+crk=",
+        "lastModified": 1733759999,
+        "narHash": "sha256-463SNPWmz46iLzJKRzO3Q2b0Aurff3U1n0nYItxq7jU=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "ac35b104800bff9028425fec3b6e8a41de2bbfff",
+        "rev": "a73246e2eef4c6ed172979932bc80e1404ba2d56",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_4": {
+      "locked": {
+        "lastModified": 1733759999,
+        "narHash": "sha256-463SNPWmz46iLzJKRzO3Q2b0Aurff3U1n0nYItxq7jU=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "a73246e2eef4c6ed172979932bc80e1404ba2d56",
         "type": "github"
       },
       "original": {
@@ -245,12 +282,17 @@
       }
     },
     "nur": {
+      "inputs": {
+        "flake-parts": "flake-parts",
+        "nixpkgs": "nixpkgs_4",
+        "treefmt-nix": "treefmt-nix"
+      },
       "locked": {
-        "lastModified": 1733215745,
-        "narHash": "sha256-RIlhnKlObJ1sEdzBP6Nuy4jLUiQnmWWXVsRHRbv6SzY=",
+        "lastModified": 1733950200,
+        "narHash": "sha256-DsO6bfrzxVhrlZz4IcLmmpqRIyGowjKIFz/nx/hMd9w=",
         "owner": "nix-community",
         "repo": "NUR",
-        "rev": "251d756a74e67bda25d89327b01a3da19dddabae",
+        "rev": "b0f60529758549616f195b7cd3ea8d70dfe65297",
         "type": "github"
       },
       "original": {
@@ -286,6 +328,27 @@
         "repo": "default-darwin",
         "type": "github"
       }
+    },
+    "treefmt-nix": {
+      "inputs": {
+        "nixpkgs": [
+          "nur",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1733222881,
+        "narHash": "sha256-JIPcz1PrpXUCbaccEnrcUS8jjEb/1vJbZz5KkobyFdM=",
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "rev": "49717b5af6f80172275d47a418c9719a31a78b53",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "type": "github"
+      }
     }
   },
   "root": "root",
diff --git a/hardware-configuration/tau.nix b/hardware-configuration/tau.nix
index 701dc77..0d179a4 100644
--- a/hardware-configuration/tau.nix
+++ b/hardware-configuration/tau.nix
@@ -48,4 +48,24 @@
   boot.initrd.luks.devices."luks-d86d9bcd-df3d-4fbe-b0c0-66297852fc46".device = "/dev/disk/by-uuid/d86d9bcd-df3d-4fbe-b0c0-66297852fc46";
   networking.hostName = "tau"; # Define your hostname.
 
+  boot.plymouth = {
+    enable = true;
+  };
+
+  # Enable "Silent Boot"
+  boot.consoleLogLevel = 0;
+  boot.initrd.verbose = false;
+  boot.kernelParams = [
+    "quiet"
+    "splash"
+    "boot.shell_on_fail"
+    "loglevel=3"
+    "rd.systemd.show_status=false"
+    "rd.udev.log_level=3"
+    "udev.log_priority=3"
+  ];
+  # Hide the OS choice for bootloaders.
+  # It's still possible to open the bootloader list by pressing any key
+  # It will just not appear on screen unless a key is pressed
+  boot.loader.timeout = 0;
 }
diff --git a/home.nix b/home.nix
index 71e4e6d..bc96c3e 100644
--- a/home.nix
+++ b/home.nix
@@ -13,10 +13,16 @@
   config = {
     home.stateVersion = "22.05";
     programs.home-manager.enable = true;
+    programs.direnv = {
+      enable = true;
+      enableBashIntegration = true; # see note on other shells below
+      nix-direnv.enable = true;
+    };
+
 
     nixpkgs = {
       config.allowUnfree = true;
-      overlays = [ inputs.nur.overlay ];
+      overlays = [ inputs.nur.overlays.default ];
     };
 
     programs.direnv = {
diff --git a/nixos.nix b/nixos.nix
index 3375842..8737c9a 100644
--- a/nixos.nix
+++ b/nixos.nix
@@ -61,7 +61,7 @@
   nixpkgs.config.packageOverrides = pkgs: {
     vaapiIntel = pkgs.vaapiIntel.override { enableHybridCodec = true; };
   };
-  hardware.opengl = {
+  hardware.graphics = {
     enable = true;
     extraPackages = with pkgs; [
       intel-media-driver # LIBVA_DRIVER_NAME=iHD
diff --git a/platforms/linux/home.nix b/platforms/linux/home.nix
index 2f1ffc8..0e1b86f 100644
--- a/platforms/linux/home.nix
+++ b/platforms/linux/home.nix
@@ -33,6 +33,7 @@
       zotero
       signal-desktop
       freetube
+      inputs.nixpkgs-2405.legacyPackages.${system}.cura
     ];
 
     dconf.settings = {
diff --git a/programs/bash.nix b/programs/bash.nix
index 24b7e3f..b56be27 100644
--- a/programs/bash.nix
+++ b/programs/bash.nix
@@ -46,13 +46,21 @@
       tolower = "tr [:upper:] [:lower:]";
       rebuild = if (os == "linux") then '' 
         cd $HOME/.local/os &&
-        nix flake update --commit-lock-file
+        git pull &&
+        nix flake update --commit-lock-file &&
         nixos-rebuild switch --flake "path:$HOME/.local/os#" --use-remote-sudo &&
+        git add . &&
+        git commit -m "update" &&
+        git push &&
         cd -
       '' else ''
         cd $HOME/.local/os &&
-        nix flake update --commit-lock-file
+        git pull &&
+        nix flake update --commit-lock-file &&
         home-manager switch &&
+        git add . &&
+        git commit -m "update" &&
+        git push &&
         cd -
       '';
       ":r" = "!!";
@@ -63,5 +71,6 @@
       NIX_SHELL_PRESERVE_PROMPT = 1;
       NIXPKGS_ALLOW_UNFREE = 1;
       HISTCONTROL = "ignoreboth:erasedups";
+      DIRENV_LOG_FORMAT = "";
     };
 }