add tmux

config/home-manager/base.nix

@@ -3,6 +3,7 @@
     ../programs/zsh.nix
     ../programs/vim.nix
     ../programs/mail.nix
+    ../programs/tmux.nix
   ];
   programs = {
     zsh = {

config/programs/tmux.nix

@@ -0,0 +1,27 @@
+{ pkgs, ... }: {
+  programs.tmux = {
+    enable = true;
+    baseIndex = 1;
+    clock24 = true;
+    prefix = "C-a";
+    sensibleOnTop = true;
+    plugins = with pkgs.tmuxPlugins; [
+      power-theme
+    ];
+
+    extraConfig = ''
+      set-window-option -g automatic-rename on
+      set-option -g set-titles on
+
+      bind -n M-Left select-pane -L
+      bind -n M-Right select-pane -R
+      bind -n M-Up select-pane -U
+      bind -n M-Down select-pane -D
+
+      bind -n S-Left previous-window
+      bind -n S-Right next-window
+
+      set -sg escape-time 0
+    '';
+  };
+}