Revert "tmux-sessionizer: writeShellApplication"

This reverts commit 7d1a5fa9d5.

home/modules/tmux-sessionizer.nix

@@ -27,13 +27,16 @@ in
         tmux = "${pkgs.tmux}/bin/tmux";
         pgrep = "${pkgs.procps}/bin/pgrep";
         basename = "${pkgs.coreutils}/bin/basename";
+        readlink = "${pkgs.coreutils}/bin/readlink";
         tr = "${pkgs.coreutils}/bin/tr";
+        fzf = "${pkgs.fzf}/bin/fzf";
+        find = "${pkgs.findutils}/bin/find";
       in
       lib.mkDefault (pkgs.writeShellScriptBin "tmux-sessionizer" ''
         if [[ $# -eq 1 ]]; then
         	selected=$1
         else
-        	selected=$(find "$(readlink -f ~/projects)" ~/ ~/.config ~/.suckless/ -mindepth 1 -maxdepth 1 -type d | fzf)
+        	selected=$(${find} "$(${readlink} -f ~/projects)" ~/ ~/.config ~/.suckless/ -mindepth 1 -maxdepth 1 -type d | ${fzf})
         fi
 
         if [[ -z $selected ]]; then

home/modules/tmux.nix

@@ -41,5 +41,9 @@ in
         ${lib.optionalString sessionizer.enable ''bind-key -r f run-shell "tmux neww ${sessionizer.pkg}/bin/tmux-sessionizer"''}
       '';
     };
+
+    programs.fish.shellAbbrs = {
+      a = "tmux a";
+    };
   };
 }