diff --git a/examples/control_plane/shared-runtime-material-projection-smoke.py b/examples/control_plane/shared-runtime-material-projection-smoke.py
index 2acbb2fa11..a315869694 100644
--- a/examples/control_plane/shared-runtime-material-projection-smoke.py
+++ b/examples/control_plane/shared-runtime-material-projection-smoke.py
@@ -344,8 +344,8 @@ def exercise_route_edges(root: Path) -> None:
     write_target(target_a, source_registry=ambiguous_registry, goal=ambiguous_goal)
     write_target(target_b, source_registry=ambiguous_registry, goal=ambiguous_goal)
     os.environ["LOOPX_RUNTIME_ROOT"] = str(target_a)
-    original_default = route_module.select_default_runtime_root
-    route_module.select_default_runtime_root = lambda: target_b
+    original_default = route_module.paths.DEFAULT_RUNTIME_ROOT
+    route_module.paths.DEFAULT_RUNTIME_ROOT = target_b
     try:
         ambiguous = record_operator_gate(
             ambiguous_registry,
@@ -353,7 +353,7 @@ def exercise_route_edges(root: Path) -> None:
             sync_global=True,
         )
     finally:
-        route_module.select_default_runtime_root = original_default
+        route_module.paths.DEFAULT_RUNTIME_ROOT = original_default
         if original_runtime is None:
             os.environ.pop("LOOPX_RUNTIME_ROOT", None)
         else:
diff --git a/examples/core-control-plane-diagrams-smoke.py b/examples/core-control-plane-diagrams-smoke.py
index 6ce4080db2..c4c170874f 100644
--- a/examples/core-control-plane-diagrams-smoke.py
+++ b/examples/core-control-plane-diagrams-smoke.py
@@ -47,7 +47,7 @@ def main() -> None:
     assert "Core Pattern Map" in docs["interaction-catalog.md"]
     assert "State Definitions" in docs["state-definitions.md"]
     assert "Canonical State Bodies" in docs["state-definitions.md"]
-    assert "Derived Runtime States" in docs["state-definitions.md"]
+    assert "Runtime Decisions, Phases, And Read Conditions" in docs["state-definitions.md"]
     assert "State Machines" in docs["state-machine.md"]
     for section in (
         "Todo Lifecycle Machine",
diff --git a/examples/fresh-clone-quickstart-smoke.py b/examples/fresh-clone-quickstart-smoke.py
index 6ab746185f..9b391cb591 100644
--- a/examples/fresh-clone-quickstart-smoke.py
+++ b/examples/fresh-clone-quickstart-smoke.py
@@ -148,7 +148,7 @@ def main() -> int:
         assert "loopx-project.github.io/loopx/install.sh" in bootstrap["archive_fallback_install_command"], bootstrap
         assert "loopx doctor" in bootstrap["install_repair_command"], bootstrap
         assert (project / ".loopx" / "registry.json").is_file(), bootstrap
-        assert (project / ".codex" / "goals" / GOAL_ID / "ACTIVE_GOAL_STATE.md").is_file(), bootstrap
+        assert (project / ".loopx" / "goals" / GOAL_ID / "ACTIVE_GOAL_STATE.md").is_file(), bootstrap
 
         registry = project / ".loopx" / "registry.json"
         status = run_loopx("--registry", str(registry), "status", cwd=project, env=cli_env)
diff --git a/examples/loopx-chat-actions-smoke.py b/examples/loopx-chat-actions-smoke.py
index 45a45fdeae..14d35d35ae 100644
--- a/examples/loopx-chat-actions-smoke.py
+++ b/examples/loopx-chat-actions-smoke.py
@@ -393,7 +393,8 @@ def assert_http_action_api(root: Path) -> None:
         )
         assert history_after_goal["goals"][0]["display_name"] == "New Goal", history_after_goal
         assert new_goal["coordination"]["registered_agents"] == ["codex"], new_goal
-        new_state = state_path.parent.parent / "new-goal" / "ACTIVE_GOAL_STATE.md"
+        assert new_goal["state_file"] == ".loopx/goals/new-goal/ACTIVE_GOAL_STATE.md", new_goal
+        new_state = registry_path.parent.parent / new_goal["state_file"]
         assert new_state.exists(), new_state
         new_state_text = new_state.read_text(encoding="utf-8")
         assert new_state_text.count("Verify the new Goal projection") == 1
diff --git a/examples/multi-goal-same-repo-smoke.py b/examples/multi-goal-same-repo-smoke.py
index 03774f2d84..1a53af9281 100644
--- a/examples/multi-goal-same-repo-smoke.py
+++ b/examples/multi-goal-same-repo-smoke.py
@@ -153,7 +153,9 @@ def main() -> int:
         assert "project_local_goal_state_not_detected" in external_map["residual_risks"], external_map
 
         registry = json.loads(registry_path.read_text(encoding="utf-8"))
-        registry["goals"][2]["state_file"] = f".codex/goals/{MAIN_GOAL}/ACTIVE_GOAL_STATE.md"
+        registry["goals"][2]["state_file"] = next(
+            goal["state_file"] for goal in registry["goals"] if goal["id"] == MAIN_GOAL
+        )
         registry_path.write_text(json.dumps(registry, ensure_ascii=False, indent=2) + "\n", encoding="utf-8")
         duplicate_payload = run_cli(root, registry_path, "registry", check=False)
         assert duplicate_payload["ok"] is False, duplicate_payload
diff --git a/examples/project/bootstrap-force-preserve-todos-smoke.py b/examples/project/bootstrap-force-preserve-todos-smoke.py
index d1a464fe86..69bd8dceec 100644
--- a/examples/project/bootstrap-force-preserve-todos-smoke.py
+++ b/examples/project/bootstrap-force-preserve-todos-smoke.py
@@ -35,7 +35,6 @@ def main() -> int:
     with tempfile.TemporaryDirectory(prefix="loopx-bootstrap-preserve-") as tmp:
         project = Path(tmp) / "project"
         project.mkdir()
-        state_file = project / ".codex/goals/bootstrap-preserve-fixture/ACTIVE_GOAL_STATE.md"
 
         initial = run_cli(
             "bootstrap",
@@ -49,6 +48,8 @@ def main() -> int:
         )
         assert initial["ok"] is True, initial
         assert initial["state_action"] == "created", initial
+        state_file = Path(initial["state_file"])
+        assert state_file == (project / ".loopx/goals/bootstrap-preserve-fixture/ACTIVE_GOAL_STATE.md").resolve()
 
         todo_state = "# Active Goal State\n\n## Agent Todo\n\n- [ ] Preserve this during reconnect.\n"
         state_file.write_text(todo_state, encoding="utf-8")
diff --git a/loopx/chat_agent.py b/loopx/chat_agent.py
index d3bdba3a1e..97720aff59 100644
--- a/loopx/chat_agent.py
+++ b/loopx/chat_agent.py
@@ -13,7 +13,7 @@
 from pathlib import Path
 from typing import Any, Callable, Iterator
 
-from .chat_activity import CodexActivitySteps
+from .presentation.codex_activity import CodexActivitySteps
 from .chat import (
     CHAT_AGENT_RESPONSE_SCHEMA_VERSION,
     CHAT_REVIEW_CLOSE_TAG,
diff --git a/loopx/help_surface.py b/loopx/help_surface.py
index 67e10046ff..12e143a0f0 100644
--- a/loopx/help_surface.py
+++ b/loopx/help_surface.py
@@ -330,6 +330,10 @@ def register_command_reference(subparsers: argparse._SubParsersAction) -> None:
             },
             {"command": "loopx multi-agent", "purpose": "Launch visible role-scoped Codex TUI agents."},
             {"command": "loopx canary", "purpose": "Plan or run catalog-informed smoke profiles."},
+            {
+                "command": "loopx performance-diagnosis --help",
+                "purpose": "Plan an explicit local capture or inspect an existing profile without executing or uploading it.",
+            },
             {
                 "command": "loopx promotion-readiness",
                 "purpose": "Record release-scoped canary readiness evidence in the shared runtime ledger.",
diff --git a/loopx/presentation/README.md b/loopx/presentation/README.md
index 391c4849a6..01a49912d4 100644
--- a/loopx/presentation/README.md
+++ b/loopx/presentation/README.md
@@ -19,6 +19,11 @@ Python code that starts as a user-visible capability may keep a thin facade
 under `loopx.capabilities.*`, but the reusable display implementation should
 live here.
 
+`codex_activity.py` projects Codex host items into redacted, owner-visible Turn
+steps. It owns display normalization only; step completion does not establish
+Goal acceptance or execution authority. The Chat adapter consumes this projection
+without exposing a separate top-level module.
+
 ## Explore Result Layer
 
 Only the display side of software-exploration topology belongs here:
diff --git a/loopx/chat_activity.py b/loopx/presentation/codex_activity.py
similarity index 100%
rename from loopx/chat_activity.py
rename to loopx/presentation/codex_activity.py
diff --git a/man/loopx.1 b/man/loopx.1
index f512ee7866..daab1ab594 100644
--- a/man/loopx.1
+++ b/man/loopx.1
@@ -273,6 +273,9 @@ Launch visible role\-scoped Codex TUI agents.
 \fBloopx canary\fR
 Plan or run catalog\-informed smoke profiles.
 .TP
+\fBloopx performance\-diagnosis \-\-help\fR
+Plan an explicit local capture or inspect an existing profile without executing or uploading it.
+.TP
 \fBloopx promotion\-readiness\fR
 Record release\-scoped canary readiness evidence in the shared runtime ledger.
 .TP
diff --git a/tests/test_chat_activity.py b/tests/test_chat_activity.py
index 9b0b142a6b..2713dfc4c3 100644
--- a/tests/test_chat_activity.py
+++ b/tests/test_chat_activity.py
@@ -7,7 +7,7 @@
 import pytest
 from pathlib import Path
 
-from loopx.chat_activity import (
+from loopx.presentation.codex_activity import (
     COMMAND_VERBS,
     REASONING_UPDATE_INTERVAL_SEC,
     STEP_KINDS,