Replace fish with nushell

Signed-off-by: Christoph Schmatzler <christoph@schmatzler.com>

flake.lock

@@ -254,11 +254,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1770318660,
-        "narHash": "sha256-yFVde8QZK7Dc0Xa8eQDsmxLX4NJNfL1NKfctSyiQgMY=",
+        "lastModified": 1770491427,
+        "narHash": "sha256-8b+0vixdqGnIIcgsPhjdX7EGPdzcVQqYxF+ujjex654=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "471e6a065f9efed51488d7c51a9abbd387df91b8",
+        "rev": "cbd8a72e5fe6af19d40e2741dc440d9227836860",
         "type": "github"
       },
       "original": {
@@ -270,11 +270,11 @@
     "homebrew-cask": {
       "flake": false,
       "locked": {
-        "lastModified": 1770393771,
-        "narHash": "sha256-yNaIsOtVX83L83O/2BHS9WVpAqZ7IzDs2yZhEb4umyg=",
+        "lastModified": 1770536562,
+        "narHash": "sha256-N28diMb0XI0g+ZAWZzjquFP5FieQVqE3uIqbofIf6hw=",
         "owner": "homebrew",
         "repo": "homebrew-cask",
-        "rev": "c16ebafbe5cb55c51e9b0ec46ed3f11b73d93604",
+        "rev": "4cc466d7ede54a8984c1d4284d73d7ad9a920a19",
         "type": "github"
       },
       "original": {
@@ -286,11 +286,11 @@
     "homebrew-core": {
       "flake": false,
       "locked": {
-        "lastModified": 1770391396,
-        "narHash": "sha256-WH8DSpgT0P93MdblM7z9qS2U9VhG0j99VZ/wberbmT8=",
+        "lastModified": 1770531570,
+        "narHash": "sha256-iBAZFuPc/+ZX1DdSc0XluOi1UfXXPuyFYWyhhCnu8p0=",
         "owner": "homebrew",
         "repo": "homebrew-core",
-        "rev": "de9367dc2858d3add0dd79be5ca79ad62f8186e0",
+        "rev": "200e020e5e6ac09aacc51fc6ee8d484f15e9e6e3",
         "type": "github"
       },
       "original": {
@@ -306,11 +306,11 @@
         "treefmt-nix": "treefmt-nix"
       },
       "locked": {
-        "lastModified": 1770388146,
-        "narHash": "sha256-tjCUAiXibkgKMJxiTXak+VwYbWyxY2at7hRCPykrTbc=",
+        "lastModified": 1770521775,
+        "narHash": "sha256-ZYdadYL/s8dtY4KcvUMspwgKPpeR2QHYwt7sbSwn5Fw=",
         "owner": "numtide",
         "repo": "llm-agents.nix",
-        "rev": "2c5791cc2667f20fe75fa6a5ea9335c23bea538d",
+        "rev": "ab28ccc8ae39071ec4833def4ea90ad5aadb5644",
         "type": "github"
       },
       "original": {
@@ -382,11 +382,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1770169770,
-        "narHash": "sha256-awR8qIwJxJJiOmcEGgP2KUqYmHG4v/z8XpL9z8FnT1A=",
+        "lastModified": 1770380644,
+        "narHash": "sha256-P7dWMHRUWG5m4G+06jDyThXO7kwSk46C1kgjEWcybkE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "aa290c9891fa4ebe88f8889e59633d20cc06a5f2",
+        "rev": "ae67888ff7ef9dff69b3cf0cc0fbfbcd3a722abe",
         "type": "github"
       },
       "original": {
@@ -413,11 +413,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1770393649,
-        "narHash": "sha256-agO684FuNJrJSm0EOxlCotu2AnKO0JKU8nu2Z3QfplQ=",
+        "lastModified": 1770536127,
+        "narHash": "sha256-HVGHWqNoCLAe5wDqU6hE0lxpoLP7ElMO6wN/br7qs9s=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "a123db84a6aff9e37716dc856ad09cfe885a0ce4",
+        "rev": "efd5db69f4598def49f886033346b2dcce709dfa",
         "type": "github"
       },
       "original": {
@@ -482,11 +482,11 @@
     "nono": {
       "flake": false,
       "locked": {
-        "lastModified": 1770230267,
-        "narHash": "sha256-EUSXFyhPBkffuukLvr4Q3LythNds2ca5wJotW0APSY8=",
+        "lastModified": 1770491265,
+        "narHash": "sha256-5assq7vn/88kP2p/tTFP3wcWiuxD/E/aG+AExRfW1t0=",
         "owner": "lukehinds",
         "repo": "nono",
-        "rev": "42df275918579adeb3243a9f9e085f052e19199c",
+        "rev": "0986e4d2e9b05da9e75dc2f5a43b8756aa10a991",
         "type": "github"
       },
       "original": {
@@ -576,11 +576,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1770145881,
-        "narHash": "sha256-ktjWTq+D5MTXQcL9N6cDZXUf9kX8JBLLBLT0ZyOTSYY=",
+        "lastModified": 1770526836,
+        "narHash": "sha256-xbvX5Ik+0inJcLJtJ/AajAt7xCk6FOCrm5ogpwwvVDg=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "17eea6f3816ba6568b8c81db8a4e6ca438b30b7c",
+        "rev": "d6e0e666048a5395d6ea4283143b7c9ac704720d",
         "type": "github"
       },
       "original": {

profiles/nushell.nix

@@ -11,6 +11,7 @@
 			history = {
 				file_format = "sqlite";
 			};
+			use_ls_colors = true;
 		};
 
 		environmentVariables = {