Setup fzf history search for zsh and bash

home/modules/shell.nix

@@ -1,7 +1,13 @@
 { config, lib, ... }:
 
 {
-  programs.bash.enable = true;
+  programs.fzf = {
+    enable = true;
+    enableZshIntegration = true;
+    enableBashIntegration = true;
+    defaultOptions = [ "--height 40%" "--layout=reverse" "--border" ];
+  };
+
   programs.zsh = {
     enable = true;
     dotDir = "${config.xdg.configHome}/zsh";
@@ -15,9 +21,6 @@
     };
 
     initContent = ''
-      bindkey '^R' history-incremental-search-backward
-      bindkey '^S' history-incremental-search-forward
-
       autoload -Uz vcs_info
       precmd() { vcs_info }
       zstyle ':vcs_info:git:*' formats '%b'

nixos/default.nix

@@ -40,6 +40,7 @@
 
   # System-wide locale
   i18n.defaultLocale = "en_US.UTF-8";
+  i18n.supportedLocales = [ "de_DE.UTF-8/UTF-8" "en_US.UTF-8/UTF-8" ];
   time.timeZone = "Europe/Berlin";
 
   # Networking basics

nixos/modules/shell.nix

@@ -6,7 +6,7 @@
     defaultShell = lib.mkOption {
       type = lib.types.str;
       default = "zsh";
-      description = "Default shell (dash, zsh, fish)";
+      description = "Default shell (bash, zsh, fish)";
     };
   };
 
@@ -14,6 +14,7 @@
     cfg = config.custom.shell;
   in lib.mkIf cfg.enable {
 
+    programs.bash.enable = true;
     programs.zsh.enable = cfg.defaultShell == "zsh";
     programs.fish.enable = cfg.defaultShell == "fish";