feat: ship the remaining hooks and aoe-register-remote

settings.json references git-autoupdate, tmux-attention, tmux-reset and
scripts/aoe-register-remote.py, but they only existed as untracked files
on one machine, so hooks failed everywhere else.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

nix/home.nix

@@ -42,6 +42,12 @@ in
       source = "${agent-skills}/hooks";
       recursive = true;
     };
+    # Referenced by hook commands in settings.json, which this module does not
+    # own — so these have to exist under the same path on every machine.
+    ".claude/scripts" = {
+      source = "${agent-skills}/scripts";
+      recursive = true;
+    };
 
     # CLAUDE.md fragments land in ~/.claude root, pulled in by `@name.md` imports.
     # Listed one by one: recursive on ~/.claude would fight every other tool