unstable by default

Switch back to using `nixpkgs-unstable` by default and using
`nixpkgs-2305` when needed, such as for `exa` which is no longer
maintained and available.

In a future commit, I'll switch to `eza` which is the recommended alternative.

https://github.com/eza-community/eza

flake.lock

@@ -24,27 +24,43 @@
         ]
       },
       "locked": {
-        "lastModified": 1694465129,
+        "lastModified": 1694643239,
-        "narHash": "sha256-8BQiuobMrCfCbGM7w6Snx+OBYdtTIm0+cGVaKwQ5BFg=",
+        "narHash": "sha256-pv2k/5FvyirDE8g4TNehzwZ0T4UOMMmqWSQnM/luRtE=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "9787dffff5d315c9593d3f9fb0f9bf2097e1b57b",
+        "rev": "d9b88b43524db1591fb3d9410a21428198d75d49",
         "type": "github"
       },
       "original": {
         "owner": "nix-community",
-        "ref": "release-23.05",
+        "ref": "master",
         "repo": "home-manager",
         "type": "github"
       }
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1694753796,
+        "lastModified": 1694767346,
-        "narHash": "sha256-QPE7dqcicQH/nq9aywVXJWWtci4FvxHaM+BSIEbGBvA=",
+        "narHash": "sha256-5uH27SiVFUwsTsqC5rs3kS7pBoNhtoy9QfTP9BmknGk=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "360a7d31c30abefdc490d203f80e3221b7a24af2",
+        "rev": "ace5093e36ab1e95cb9463863491bee90d5a4183",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-2305": {
+      "locked": {
+        "lastModified": 1694937365,
+        "narHash": "sha256-iHZSGrb9gVpZRR4B2ishUN/1LRKWtSHZNO37C8z1SmA=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "5d017a8822e0907fb96f7700a319f9fe2434de02",
         "type": "github"
       },
       "original": {
@@ -72,28 +88,12 @@
         "type": "github"
       }
     },
-    "nixpkgs-unstable": {
-      "locked": {
-        "lastModified": 1694767346,
-        "narHash": "sha256-5uH27SiVFUwsTsqC5rs3kS7pBoNhtoy9QfTP9BmknGk=",
-        "owner": "nixos",
-        "repo": "nixpkgs",
-        "rev": "ace5093e36ab1e95cb9463863491bee90d5a4183",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nixos",
-        "ref": "nixos-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "root": {
       "inputs": {
         "flake-parts": "flake-parts",
         "home-manager": "home-manager",
         "nixpkgs": "nixpkgs",
-        "nixpkgs-unstable": "nixpkgs-unstable"
+        "nixpkgs-2305": "nixpkgs-2305"
       }
     }
   },

flake.nix

@@ -1,9 +1,9 @@
 {
   inputs = {
     home-manager.inputs.nixpkgs.follows = "nixpkgs";
-    home-manager.url = "github:nix-community/home-manager/release-23.05";
+    home-manager.url = "github:nix-community/home-manager/master";
-    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
+    nixpkgs-2305.url = "github:nixos/nixpkgs/nixos-23.05";
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-23.05";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
   };
 
   outputs = inputs@{ flake-parts, self, ... }:

system/shared/home-manager-packages.nix

@@ -7,7 +7,7 @@ with pkgs; [
   delta
   dog
   doppler
-  exa
+  inputs.nixpkgs-2305.legacyPackages."${system}".exa
   fd
   file
   fzf
@@ -18,7 +18,6 @@ with pkgs; [
   gnupg
   htop
   inotify-tools
-  inputs.nixpkgs-unstable.legacyPackages."${system}".rustywind
   jq
   just
   lua
@@ -39,6 +38,7 @@ with pkgs; [
   pv
   python3Full
   ripgrep
+  rustywind
   terraform
   tldr
   tmuxinator

system/shared/home-manager.nix

@@ -525,7 +525,6 @@ in
       customVim.vim-textobj-xmlattr
       customVim.vim-visual-star-search
 
-      inputs.nixpkgs-unstable.legacyPackages."${system}".vimPlugins.refactoring-nvim
       vimPlugins.comment-nvim
       vimPlugins.dial-nvim
       vimPlugins.gitsigns-nvim
@@ -533,6 +532,7 @@ in
       vimPlugins.impatient-nvim
       vimPlugins.indent-blankline-nvim
       vimPlugins.nvim-web-devicons
+      vimPlugins.refactoring-nvim
       vimPlugins.rest-nvim
       vimPlugins.splitjoin-vim
       vimPlugins.todo-comments-nvim
@@ -570,9 +570,9 @@ in
       vimPlugins.nvim-treesitter-textobjects
 
       # LSP
-      inputs.nixpkgs-unstable.legacyPackages."${system}".vimPlugins.nvim-lspconfig
-      vimPlugins.null-ls-nvim
       vimPlugins.lsp-status-nvim
+      vimPlugins.null-ls-nvim
+      vimPlugins.nvim-lspconfig
 
       # Completion
       vimPlugins.cmp-buffer
@@ -634,8 +634,8 @@ in
 
       # Language servers
       ansible-language-server
-      inputs.nixpkgs-unstable.legacyPackages."${system}".nixd
       lua-language-server
+      nixd
       nodePackages.intelephense
       nodePackages."@astrojs/language-server"
       nodePackages."@tailwindcss/language-server"