diff --git a/agent-team/systemd/agent-team-coordinator.service b/agent-team/systemd/agent-team-coordinator.service
index 20d25d2..3261b3d 100644
--- a/agent-team/systemd/agent-team-coordinator.service
+++ b/agent-team/systemd/agent-team-coordinator.service
@@ -13,8 +13,10 @@
 #   systemctl status agent-team-coordinator.service
 #   journalctl -u agent-team-coordinator.service -e -f
 #
-# Secrets come from the EnvironmentFile (leading '-' = optional, no failure if
-# absent), ~/secrev.env (mode 600, NOT in git):
+# Secrets come from the EnvironmentFile(s) (leading '-' = optional, no failure if
+# absent). Two files are loaded, mirroring the sea-haven-secrev unit:
+#
+# ~/secrev.env (mode 600, NOT in git) - the agent-team runtime keys:
 #   CLAUDE_CODE_OAUTH_TOKEN  -> subscription OAuth (from `claude setup-token`).
 #                               A raw ANTHROPIC_API_KEY must NOT be set on this
 #                               box; it would silently win and meter to API
@@ -24,7 +26,18 @@
 #                               REQUIRED for Socket Mode; opens the inbound
 #                               WebSocket that receives answers. Without it the
 #                               coordinator can post but never hear replies.
+#                               serve() starts the inbound SlackListener only when
+#                               the transport is live Slack AND this token is set.
 #   SLACK_CHANNEL_ID         -> target channel for clarifier questions.
+#   AGENT_TEAM_SLACK_OWNER_IDS -> comma-separated authorized answerer ids
+#                               (AUTHZ-01). The listener FAILS CLOSED if unset.
+#
+# ~/orchestrator/.env (mode 600, NOT in git) - the P2 review-loop provider key:
+#   The production serve() wires the GPT-4.1 cross-review loop, which shells the
+#   local orchestrator run.py -> cross_reviewer once a task reaches REVIEW. That
+#   sub-process needs the non-Claude provider key from ~/orchestrator/.env (same
+#   file the sea-haven-secrev unit loads). Optional ('-') so the daemon still
+#   starts if it is absent; the review path then fails loudly only at REVIEW.
 
 [Unit]
 Description=Sea Haven agent-team Plane-2 coordinator daemon
@@ -36,7 +49,11 @@ Type=simple
 User=adam
 WorkingDirectory=/home/adam/orchestrator/agent-team
 EnvironmentFile=-/home/adam/secrev.env
-ExecStart=/usr/bin/env python3 run-team.py serve
+EnvironmentFile=-/home/adam/orchestrator/.env
+# Use the agent-team venv interpreter (where the runtime deps are installed by
+# the DEPLOY-R720 / PROVISIONING-RUNBOOK step), NOT the bare system python3 that
+# `/usr/bin/env python3` would resolve under systemd's PATH (D-7).
+ExecStart=/home/adam/orchestrator/agent-team/.venv/bin/python run-team.py serve
 Restart=on-failure
 RestartSec=5
 # Hardening - matches the level the sea-haven-secrev unit relies on, scoped for a