Revert "Revert "hm: remove watchman""

This reverts commit 9cca2a5850.

shared/home/default.nix

@@ -5,26 +5,7 @@
   email,
   devEnvironment,
   ...
-}: let
+}: {
-  queryWatchman = with pkgs; let
-    # TODO: this is a perl script which needs $LOCALE_ARCHIVE.
-    # As of writing, I have this in my ~/.bashrc:
-    # export LOCALE_ARCHIVE=/usr/lib/locale/locale-archive
-    fsmon =
-      runCommand "fsmonitor-watchman"
-      {
-        src = "${git}/share/git-core/templates/hooks/fsmonitor-watchman.sample";
-        buildInputs = [gnused];
-      } ''
-        sed -e 's@^#!/usr/bin/perl@#!${perl}@' $src > $out
-        chmod +x $out
-      '';
-  in
-    writeShellScript "query-watchman" ''
-      export PATH=${pkgs.watchman}/bin:$PATH
-      exec ${fsmon.outPath} "$@"
-    '';
-in {
   home = {
     inherit stateVersion;
 
@@ -94,8 +75,6 @@ in {
     userName = "Motiejus Jakštys";
     aliases.yolo = "commit --amend --no-edit -a";
     extraConfig = {
-      core.fsmonitor = queryWatchman.outPath;
-      core.untrackedcache = true;
       rerere.enabled = true;
       pull.ff = "only";
       merge.conflictstyle = "diff3";