fix(credits): keep cold-start account seed in the session profile

agent/credits_tracker.py

@@ -6,6 +6,7 @@
 
 from __future__ import annotations
 
+import contextvars
 import logging
 import os
 import re
@@ -418,8 +419,13 @@ def _bg_seed() -> None:  # FIRE-AND-FORGET: a slow portal must never delay "read
                     _hydrate_seed_state(agent, state)
             except Exception:
                 logger.debug("credits ▸ session-start seed (background) failed", exc_info=True)
-        threading.Thread(target=_bg_seed, name="credits-seed", daemon=True).start()
+        threading.Thread(
+            target=contextvars.copy_context().run,
+            args=(_bg_seed,),
+            name="credits-seed",
+            daemon=True,
+        ).start()
         return True
     except Exception:
         logger.debug("credits ▸ session-start seed failed (fail-open)", exc_info=True)  # innermost log: diagnosable dead seed
-        return False
+        return False

tests/agent/test_credits_seed_profile_scope.py

@@ -0,0 +1,57 @@
+import threading
+from types import SimpleNamespace
+
+from agent import credits_tracker
+from hermes_constants import (
+    get_hermes_home,
+    reset_hermes_home_override,
+    set_hermes_home_override,
+)
+
+
+def test_background_seed_keeps_routed_profile(monkeypatch, tmp_path):
+    """The portal lookup must inherit the profile that owns the agent being seeded."""
+    launch_home = tmp_path / "launch"
+    served_home = launch_home / "profiles" / "served"
+    launch_home.mkdir()
+    served_home.mkdir(parents=True)
+    monkeypatch.setenv("HERMES_HOME", str(launch_home))
+    monkeypatch.delenv("HERMES_DEV_CREDITS", raising=False)
+    monkeypatch.delenv("HERMES_DEV_CREDITS_FIXTURE", raising=False)
+
+    observed_homes = []
+    finished = threading.Event()
+
+    def fake_account_info(*, force_fresh=False):
+        assert force_fresh is True
+        observed_homes.append(get_hermes_home())
+        return SimpleNamespace(
+            paid_service_access=True,
+            paid_service_access_info=SimpleNamespace(
+                total_usable_credits=10.0,
+                subscription_credits_remaining=10.0,
+                purchased_credits_remaining=0.0,
+            ),
+            subscription=SimpleNamespace(monthly_credits=20.0, rollover_credits=0.0),
+        )
+
+    monkeypatch.setattr("hermes_cli.nous_account.get_nous_portal_account_info", fake_account_info)
+
+    class Agent:
+        provider = "nous"
+        _credits_state = None
+        _credits_session_start_micros = None
+        _credits_latch = credits_tracker.new_credits_latch()
+
+        @staticmethod
+        def _emit_credits_notices():
+            finished.set()
+
+    token = set_hermes_home_override(served_home)
+    try:
+        assert credits_tracker.seed_credits_at_session_start(Agent()) is True
+        assert finished.wait(2.0), "background credits seed did not finish"
+    finally:
+        reset_hermes_home_override(token)
+
+    assert observed_homes == [served_home]