updates for work machine, uses older version of fish

there is some sort of weird incompatibility with newer versions of fish,
tmux, vim-tmux-navigator, and my work machine. downgrading fish fixed
the issue.

flake.lock

@@ -249,6 +249,22 @@
         "type": "github"
       }
     },
+    "nixpkgs-old-fish": {
+      "locked": {
+        "lastModified": 1703624527,
+        "narHash": "sha256-e5XNMNJ2Z61MEnXeMbGkLqWr0FfgH3y5X+9nV15pJak=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "c407032be28ca2236f45c49cfb2b8b3885294f7f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "c407032be28ca2236f45c49cfb2b8b3885294f7f",
+        "type": "github"
+      }
+    },
     "nixvim": {
       "inputs": {
         "devshell": "devshell",
@@ -305,6 +321,7 @@
         "home-manager": "home-manager",
         "nix-darwin": "nix-darwin",
         "nixpkgs": "nixpkgs",
+        "nixpkgs-old-fish": "nixpkgs-old-fish",
         "nixvim": "nixvim"
       }
     },

flake.nix

@@ -3,6 +3,7 @@
 
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    nixpkgs-old-fish.url = "github:NixOS/nixpkgs/c407032be28ca2236f45c49cfb2b8b3885294f7f";
     nix-darwin.url = "github:LnL7/nix-darwin/master";
     nix-darwin.inputs.nixpkgs.follows = "nixpkgs";
     home-manager.url = "github:nix-community/home-manager";
@@ -11,12 +12,13 @@
     nixvim.inputs.nixpkgs.follows = "nixpkgs";
   };
 
-  outputs = inputs@{ self, nix-darwin, nixpkgs, home-manager, nixvim }:
+  outputs = inputs@{ self, nix-darwin, nixpkgs, nixpkgs-old-fish, home-manager, nixvim }:
   {
     darwinConfigurations."tid27880sperrau" = nix-darwin.lib.darwinSystem {
       modules = [
         {
           system.configurationRevision = self.rev or self.dirtyRev or null;
+          programs.fish.package = nixpkgs-old-fish.legacyPackages.aarch64-darwin.fish;
         }
         ./nix-darwin
         ./nix-darwin/hosts/tid27880sperrau
@@ -29,6 +31,7 @@
             backupFileExtension = "before-home-manager";
             extraSpecialArgs = {
               inherit nixvim;
+              inherit nixpkgs-old-fish;
             };
             users.sperrault = import ./home-manager/users/sperrault.nix;
           };

home-manager/users/sperrault.nix

@@ -1,6 +1,7 @@
-{ ... }:
+{ nixpkgs-old-fish, ... }:
 {
   imports = [ ../default.nix ];
+  programs.fish.package = nixpkgs-old-fish.legacyPackages.aarch64-darwin.fish;
   home = {
     username = "sperrault";
     homeDirectory = "/Users/sperrault";

nix-darwin/default.nix

@@ -58,14 +58,18 @@
     casks = [
       "1password"
       "alfred"
+      "dash@6"
       "fantastical"
       "firefox"
       "font-atkinson-hyperlegible-next"
+      "font-maple-mono-nf"
       "ghostty"
       "karabiner-elements"
       "keepingyouawake"
       "obsidian"
+      "rectangle"
       "tailscale"
+      "unnaturalscrollwheels"
     ];
 
     masApps = {

nix-darwin/hosts/Sloanes-MacBook-Air/default.nix

@@ -3,9 +3,9 @@
   system.defaults = {
     dock.persistent-apps = [
       "/Applications/Firefox.app"
+      "/Applications/Things3.app"
       "/System/Applications/Mail.app"
       "/Applications/Fantastical.app"
-      "/Applications/Things3.app"
       "/System/Applications/Messages.app"
       "/Applications/Discord.app"
       "/Applications/Obsidian.app"

nix-darwin/hosts/tid27880sperrau/default.nix

@@ -1,4 +1,23 @@
-{ ... }:
-{
+{ ... }: {
+  system.defaults = {
+    dock.persistent-apps = [
+      "/Applications/Firefox.app"
+      "/Applications/Things3.app"
+      "/System/Applications/Mail.app"
+      "/Applications/Fantastical.app"
+      "/Applications/Microsoft Outlook.app"
+      "/Applications/Microsoft Teams.app"
+      "/Applications/Slack.app"
+      "/Applications/Obsidian.app"
+      "/Applications/Ghostty.app"
+    ];
+  };
 
+  homebrew = {
+    casks = [
+      "discord"
+      "postico"
+      "slack"
+    ];
+  };
 }