Merge origin/main into feat/close-script

Two conflicts git could see (AGENTS.md, skills/sync/SKILL.md) and one it could
not: the payload-root change removed api()'s out_root parameter, so close.py
stops passing it, and its payload test now asserts PAYLOAD_ROOT instead of the
deleted PAYLOAD_DIR.

skills/sync/scripts/close.py

@@ -226,8 +226,7 @@ def main():
     touched = 0
     for id, number, _repo in targets:
         got = _gitea.api(login, "%s/issues/%d" % (base, number), "PATCH",
-                         {"state": state}, payload_name="state-%d" % number,
-                         out_root=root)
+                         {"state": state}, payload_name="state-%d" % number)
         # The gate. Above it nothing local has been written; below it the file
         # is about to say something the tracker had better agree with.
         if not confirmed(got, number, state):