diff --git a/plugins/cron_providers/chronos/__init__.py b/plugins/cron_providers/chronos/__init__.py
index 764540ac28..ea8c291c9c 100644
--- a/plugins/cron_providers/chronos/__init__.py
+++ b/plugins/cron_providers/chronos/__init__.py
@@ -68,7 +68,7 @@ class ChronosCronScheduler(CronScheduler):
             logger.warning("Chronos start() reconcile failed: %s", e)
 
     def stop(self) -> None:
-        return None
+        pass
 
     def on_jobs_changed(self) -> None:
         try:
diff --git a/plugins/disk-cleanup/disk_cleanup.py b/plugins/disk-cleanup/disk_cleanup.py
index 0ec670fe35..60b48f4e7a 100755
--- a/plugins/disk-cleanup/disk_cleanup.py
+++ b/plugins/disk-cleanup/disk_cleanup.py
@@ -285,8 +285,7 @@ def _sweep_empty_dirs(hermes_home: Path) -> int:
     Iterative post-order so parents emptied by child removal are caught."""
     removed = 0
     stack: List[Tuple[Path, bool]] = [
-        (top, False) for top in _subdirs(hermes_home, _EMPTY_DIR_PROTECTED_TOP_LEVEL | _EMPTY_DIR_SWEEP_PRUNE_DIRS)
-    ]
+        (top, False) for top in _subdirs(hermes_home, _EMPTY_DIR_PROTECTED_TOP_LEVEL | _EMPTY_DIR_SWEEP_PRUNE_DIRS)]
     while stack:
         dirpath, visited = stack.pop()
         if visited:
diff --git a/plugins/google_meet/__init__.py b/plugins/google_meet/__init__.py
index 19e12cd55b..4489702594 100644
--- a/plugins/google_meet/__init__.py
+++ b/plugins/google_meet/__init__.py
@@ -12,8 +12,7 @@ import logging
 import platform
 
 from plugins.google_meet import process_manager as pm
-from plugins.google_meet.cli import register_cli as _register_meet_cli
-from plugins.google_meet.cli import meet_command as _meet_command
+from plugins.google_meet.cli import meet_command as _meet_command, register_cli as _register_meet_cli
 from plugins.google_meet.tools import (
     MEET_JOIN_SCHEMA, MEET_LEAVE_SCHEMA, MEET_SAY_SCHEMA, MEET_STATUS_SCHEMA, MEET_TRANSCRIPT_SCHEMA,
     check_meet_requirements, handle_meet_join, handle_meet_leave, handle_meet_say, handle_meet_status,
diff --git a/plugins/google_meet/cli.py b/plugins/google_meet/cli.py
index f10ee898de..c4740bfedc 100644
--- a/plugins/google_meet/cli.py
+++ b/plugins/google_meet/cli.py
@@ -106,8 +106,7 @@ def meet_command(args: argparse.Namespace) -> int:
 
 
 def _cmd_setup() -> int:
-    print("google_meet preflight")
-    print("---------------------")
+    print("google_meet preflight\n---------------------")
 
     system = platform.system()
     system_ok = system in {"Linux", "Darwin"}
@@ -170,8 +169,7 @@ def _cmd_install(*, realtime: bool, assume_yes: bool) -> int:
         if subprocess.run(cmd, check=False).returncode != 0:
             print(fail_msg)
 
-    print("google_meet install")
-    print("-------------------")
+    print("google_meet install\n-------------------")
 
     pip_pkgs = ["playwright", "websockets"]
     print(f"\n[1/3] pip install: {' '.join(pip_pkgs)}")
@@ -187,9 +185,8 @@ def _cmd_install(*, realtime: bool, assume_yes: bool) -> int:
 
     print("\n[2/3] python -m playwright install chromium")
     try:
-        res = subprocess.run(
-            [sys.executable, "-m", "playwright", "install", "chromium"], check=False, stdin=subprocess.DEVNULL
-        )
+        res = subprocess.run([sys.executable, "-m", "playwright", "install", "chromium"], check=False,
+                             stdin=subprocess.DEVNULL)
         if res.returncode != 0:
             print("  playwright install failed (may already be installed)")
     except Exception as e:
@@ -208,14 +205,12 @@ def _cmd_install(*, realtime: bool, assume_yes: bool) -> int:
                               ["sudo", "apt-get", "install", "-y", "pulseaudio-utils"],
                               "  apt install failed — install pulseaudio-utils manually")
         elif system == "Darwin":
-            have_bh = False
             try:
-                out = subprocess.check_output(
+                have_bh = "BlackHole" in subprocess.check_output(
                     ["system_profiler", "SPAudioDataType"], text=True, encoding='utf-8', errors='replace',
                     stdin=subprocess.DEVNULL)
-                have_bh = "BlackHole" in out
             except Exception:
-                pass
+                have_bh = False
             needs = ([] if have_bh else ["blackhole-2ch"]) + ([] if shutil.which("ffmpeg") else ["ffmpeg"])
             if not needs:
                 print("  BlackHole and ffmpeg already installed.")
@@ -245,9 +240,7 @@ def _cmd_auth() -> int:
 
     path = _auth_state_path()
     path.parent.mkdir(parents=True, exist_ok=True)
-
-    print("opening Chromium — sign in to Google, then return here and press Enter.")
-    print(f"saving storage state to: {path}")
+    print(f"opening Chromium — sign in to Google, then return here and press Enter.\nsaving storage state to: {path}")
     try:
         with sync_playwright() as pw:
             browser = pw.chromium.launch(headless=False)
diff --git a/plugins/google_meet/node/cli.py b/plugins/google_meet/node/cli.py
index 56e1d222e5..950f7f6505 100644
--- a/plugins/google_meet/node/cli.py
+++ b/plugins/google_meet/node/cli.py
@@ -84,8 +84,6 @@ def _cmd_ping(args: argparse.Namespace, reg: NodeRegistry) -> int:
     except Exception as exc:  # noqa: BLE001 — surface any connection error
         print(json.dumps({"ok": False, "error": str(exc)}))
         return 1
-    if not isinstance(result, dict):
-        result = {"result": result}
     print(json.dumps({"ok": True, "node": args.name, **result}))
     return 0
 
diff --git a/plugins/google_meet/node/server.py b/plugins/google_meet/node/server.py
index b38fda7b4a..7211bc3938 100644
--- a/plugins/google_meet/node/server.py
+++ b/plugins/google_meet/node/server.py
@@ -40,8 +40,8 @@ def _rpc_say(payload: Dict[str, Any], pm) -> Dict[str, Any]:
     active = pm._read_active()
     enqueued = False
     if active and active.get("out_dir"):
-        queue = Path(active["out_dir"]) / "say_queue.jsonl"
         try:
+            queue = Path(active["out_dir"]) / "say_queue.jsonl"
             queue.parent.mkdir(parents=True, exist_ok=True)
             with queue.open("a", encoding="utf-8") as fh:
                 fh.write(json.dumps({"text": text, "ts": time.time()}) + "\n")
diff --git a/plugins/google_meet/process_manager.py b/plugins/google_meet/process_manager.py
index a263483926..5a3d880aa5 100644
--- a/plugins/google_meet/process_manager.py
+++ b/plugins/google_meet/process_manager.py
@@ -123,15 +123,9 @@ def status() -> Dict[str, Any]:
     if not active:
         return dict(_NO_ACTIVE)
     pid = int(active.get("pid", 0))
-    return {
-        "ok": True,
-        "alive": _pid_alive(pid),
-        "pid": pid,
-        "meetingId": active.get("meeting_id"),
-        "url": active.get("url"),
-        "startedAt": active.get("started_at"),
-        "outDir": active.get("out_dir"),
-        **(read_json(Path(active.get("out_dir", "")) / "status.json") or {})}
+    return {"ok": True, "alive": _pid_alive(pid), "pid": pid, "meetingId": active.get("meeting_id"),
+            "url": active.get("url"), "startedAt": active.get("started_at"), "outDir": active.get("out_dir"),
+            **(read_json(Path(active.get("out_dir", "")) / "status.json") or {})}
 
 
 def transcript(last: Optional[int] = None) -> Dict[str, Any]:
@@ -160,8 +154,8 @@ def enqueue_say(text: str) -> Dict[str, Any]:
     if not active:
         return dict(_NO_ACTIVE)
     if active.get("mode") != "realtime":
-        return {"ok": False, "reason": "active meeting is in transcribe mode — pass mode='realtime' "
-                                       "to meet_join to enable agent speech"}
+        return {"ok": False, "reason": ("active meeting is in transcribe mode — pass mode='realtime' "
+                                        "to meet_join to enable agent speech")}
 
     out_dir = Path(active.get("out_dir", ""))
     if not out_dir.is_dir():
@@ -171,8 +165,7 @@ def enqueue_say(text: str) -> Dict[str, Any]:
     entry = {"id": uuid.uuid4().hex[:12], "text": text}
     with queue_path.open("a", encoding="utf-8") as f:
         f.write(json.dumps(entry) + "\n")
-    return {"ok": True, "meetingId": active.get("meeting_id"), "enqueued_id": entry["id"],
-            "queue_path": str(queue_path)}
+    return {"ok": True, "meetingId": active.get("meeting_id"), "enqueued_id": entry["id"], "queue_path": str(queue_path)}
 
 
 def stop(*, reason: str = "requested") -> Dict[str, Any]:
@@ -183,7 +176,6 @@ def stop(*, reason: str = "requested") -> Dict[str, Any]:
 
     pid = int(active.get("pid", 0))
     out_dir = active.get("out_dir")
-
     if _pid_alive(pid):
         _kill(pid, signal.SIGTERM)
         for _ in range(20):
diff --git a/plugins/google_meet/tools.py b/plugins/google_meet/tools.py
index a2d97467fc..cf42207e24 100644
--- a/plugins/google_meet/tools.py
+++ b/plugins/google_meet/tools.py
@@ -107,8 +107,7 @@ MEET_TRANSCRIPT_SCHEMA: Dict[str, Any] = {
     "name": "meet_transcript",
     "description": (
         "Read the scraped transcript for the active Meet session. Returns "
-        "full transcript unless 'last' is set, in which case returns the last "
-        "N lines only."
+        "full transcript unless 'last' is set, in which case returns the last N lines only."
     ),
     "parameters": {
         "type": "object",
@@ -117,8 +116,7 @@ MEET_TRANSCRIPT_SCHEMA: Dict[str, Any] = {
                 "type": "integer",
                 "description": (
                     "Optional: return only the last N caption lines. Useful "
-                    "for polling during a meeting without re-reading the "
-                    "whole transcript."
+                    "for polling during a meeting without re-reading the whole transcript."
                 ),
                 "minimum": 1,
             },