diff --git a/flake.lock b/flake.lock
index a38a4cc..e0ef018 100644
--- a/flake.lock
+++ b/flake.lock
@@ -50,11 +50,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1755519972,
-        "narHash": "sha256-bU4nqi3IpsUZJeyS8Jk85ytlX61i4b0KCxXX9YcOgVc=",
+        "lastModified": 1756115622,
+        "narHash": "sha256-iv8xVtmLMNLWFcDM/HcAPLRGONyTRpzL9NS09RnryRM=",
         "owner": "nix-community",
         "repo": "disko",
-        "rev": "4073ff2f481f9ef3501678ff479ed81402caae6d",
+        "rev": "bafad29f89e83b2d861b493aa23034ea16595560",
         "type": "github"
       },
       "original": {
@@ -183,11 +183,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1755491080,
-        "narHash": "sha256-ib1Xi13NEalrFqQAHceRsb+6aIPANFuQq80SS/bY10M=",
+        "lastModified": 1756496801,
+        "narHash": "sha256-IYIsnPy+cJxe8RbDHBrCtfJY0ry2bG2H7WvMcewiGS8=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "f8af2cbe386f9b96dd9efa57ab15a09377f38f4d",
+        "rev": "77a71380c38fb2a440b4b5881bbc839f6230e1cb",
         "type": "github"
       },
       "original": {
@@ -210,16 +210,16 @@
         ]
       },
       "locked": {
-        "lastModified": 1748294338,
-        "narHash": "sha256-FVO01jdmUNArzBS7NmaktLdGA5qA3lUMJ4B7a05Iynw=",
+        "lastModified": 1754860581,
+        "narHash": "sha256-EM0IE63OHxXCOpDHXaTyHIOk2cNvMCGPqLt/IdtVxgk=",
         "owner": "NuschtOS",
         "repo": "ixx",
-        "rev": "cc5f390f7caf265461d4aab37e98d2292ebbdb85",
+        "rev": "babfe85a876162c4acc9ab6fb4483df88fa1f281",
         "type": "github"
       },
       "original": {
         "owner": "NuschtOS",
-        "ref": "v0.0.8",
+        "ref": "v0.1.1",
         "repo": "ixx",
         "type": "github"
       }
@@ -242,11 +242,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1755186698,
-        "narHash": "sha256-wNO3+Ks2jZJ4nTHMuks+cxAiVBGNuEBXsT29Bz6HASo=",
+        "lastModified": 1756386758,
+        "narHash": "sha256-1wxxznpW2CKvI9VdniaUnTT2Os6rdRJcRUf65ZK9OtE=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "fbcf476f790d8a217c3eab4e12033dc4a0f6d23c",
+        "rev": "dfb2f12e899db4876308eba6d93455ab7da304cd",
         "type": "github"
       },
       "original": {
@@ -266,11 +266,11 @@
         "systems": "systems_3"
       },
       "locked": {
-        "lastModified": 1755095763,
-        "narHash": "sha256-cFwtMaONA4uKYk/rBrmFvIAQieZxZytoprzIblTn1HA=",
+        "lastModified": 1756305488,
+        "narHash": "sha256-+6cgFdac+DN5PAZg3YtRXAEdk++r6msy7wfFMNMNsEY=",
         "owner": "nix-community",
         "repo": "nixvim",
-        "rev": "ecc7880e00a2a735074243d8a664a931d73beace",
+        "rev": "b7e96214e8e7244eceae73c606dcd243f6d180a3",
         "type": "github"
       },
       "original": {
@@ -289,11 +289,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1754301638,
-        "narHash": "sha256-aRgzcPDd2axHFOuMlPLuzmDptUM2JU8mUL3jfgbBeyc=",
+        "lastModified": 1755555503,
+        "narHash": "sha256-WiOO7GUOsJ4/DoMy2IC5InnqRDSo2U11la48vCCIjjY=",
         "owner": "NuschtOS",
         "repo": "search",
-        "rev": "a60091045273484c040a91f5c229ba298f8ecc27",
+        "rev": "6f3efef888b92e6520f10eae15b86ff537e1d2ea",
         "type": "github"
       },
       "original": {
diff --git a/homes/x86_64-linux/yadunut@penguin/default.nix b/homes/x86_64-linux/yadunut@penguin/default.nix
index 4f667bf..c472520 100644
--- a/homes/x86_64-linux/yadunut@penguin/default.nix
+++ b/homes/x86_64-linux/yadunut@penguin/default.nix
@@ -13,6 +13,13 @@
   nushell.enable = true;
   neovim.enable = true;
 
+  home.packages = with pkgs; [
+    ouch
+    dive
+    just
+    rsync
+  ];
+
   services = {
     ollama = {
       enable = true;
@@ -26,10 +33,6 @@
     "${pkgs.git-credential-oauth}/bin/git-credential-oauth"
   ];
 
-  programs = {
-    gh.enable = true;
-  };
-
   home.stateVersion = "25.11";
   programs.home-manager.enable = true;
 }
diff --git a/modules/home/neovim/default.nix b/modules/home/neovim/default.nix
index 715f9d4..3f21f2b 100644
--- a/modules/home/neovim/default.nix
+++ b/modules/home/neovim/default.nix
@@ -344,7 +344,7 @@ in
         };
 
         project-nvim = {
-          enable = true;
+          enable = false;
           enableTelescope = true;
         };
         web-devicons.enable = true;
diff --git a/modules/home/nushell/default.nix b/modules/home/nushell/default.nix
index 0c4bc92..25110c3 100644
--- a/modules/home/nushell/default.nix
+++ b/modules/home/nushell/default.nix
@@ -15,6 +15,7 @@ in
   };
 
   config = mkIf cfg.enable {
+    home.shell.enableNushellIntegration = true;
     programs = {
       nushell = {
         enable = true;
@@ -22,7 +23,15 @@ in
           $env.config.edit_mode = "vi"
           $env.config.buffer_editor = "nvim"
           $env.config.show_banner = false
-          '';
+        '';
+        shellAliases = {
+          lg = "lazygit";
+          js = "jj status";
+          jd = "jj diff";
+          jn = "jj new";
+          jf = "jj git fetch";
+          jp = "jj git push";
+        };
       };
       nix-your-shell = {
         enable = true;
diff --git a/modules/nixos/my_users/default.nix b/modules/nixos/my_users/default.nix
index 06126e2..65ac64f 100644
--- a/modules/nixos/my_users/default.nix
+++ b/modules/nixos/my_users/default.nix
@@ -29,7 +29,7 @@ in
     users.users = {
       yadunut = lib.snowfall.mkUser {
         extraGroups = [ "wheel" ];
-        shell = pkgs.zsh;
+        shell = pkgs.nushell;
         hashedPassword = "$y$j9T$9ATrmrhedhb.mAZ4//PiN/$OStCOaJHt3kPA63imTG3zLMWCSLoWCUph5O6jl5mcZ.";
       };
       root = lib.snowfall.mkUser {
diff --git a/systems/x86_64-linux/penguin/default.nix b/systems/x86_64-linux/penguin/default.nix
index ba6e13c..30f40f3 100644
--- a/systems/x86_64-linux/penguin/default.nix
+++ b/systems/x86_64-linux/penguin/default.nix
@@ -32,16 +32,18 @@ in
 
     time.timeZone = "Asia/Singapore";
 
-    networking.firewall = {
-      enable = true;
-      allowedTCPPorts = [
-        22
-        3000
-        3001
-      ];
-      networkmanager.enable = true;
-      nftables.enable = true;
-      trustedInterfaces = [ "tailscale0" ];
+    networking={
+	    networkmanager.enable = true;
+	    nftables.enable = true;
+	    firewall = {
+		    enable = true;
+		    allowedTCPPorts = [
+			    22
+				    3000
+				    3001
+		    ];
+		    trustedInterfaces = [ "tailscale0" ];
+	    };
     };
 
     services.openssh = {