Fix ruff lint errors to unblock CI (import sorting, unused imports, style)

routes/__init__.py

@@ -20,12 +20,12 @@ def register_blueprints(app):
     from .correlation import correlation_bp
     from .dsc import dsc_bp
     from .gps import gps_bp
+    from .ground_station import ground_station_bp
     from .listening_post import receiver_bp
     from .meshtastic import meshtastic_bp
     from .meteor_websocket import meteor_bp
     from .morse import morse_bp
     from .offline import offline_bp
-    from .ground_station import ground_station_bp
     from .ook import ook_bp
     from .pager import pager_bp
     from .radiosonde import radiosonde_bp

routes/controller.py

@@ -728,8 +728,9 @@ def agent_management_page():
 @controller_bp.route('/monitor')
 def network_monitor_page():
     """Render the network monitor page for multi-agent aggregated view."""
-    from flask import render_template
-    from config import VERSION
+    from flask import render_template
+
+    from config import VERSION
     return render_template('network_monitor.html', version=VERSION)
 
 

routes/ground_station.py

@@ -11,7 +11,6 @@ from __future__ import annotations
 
 import json
 import queue
-import threading
 from pathlib import Path
 
 from flask import Blueprint, Response, jsonify, request, send_file
@@ -102,6 +101,8 @@ def update_profile(norad_id: int):
     data = request.get_json(force=True) or {}
     from utils.ground_station.observation_profile import (
         get_profile as _get,
+    )
+    from utils.ground_station.observation_profile import (
         legacy_decoder_to_tasks,
         normalize_tasks,
         save_profile,
@@ -443,7 +444,6 @@ def init_ground_station_websocket(app) -> None:
     @sock.route('/ws/satellite_waterfall')
     def satellite_waterfall_ws(ws):
         """Stream binary waterfall frames from the active ground station IQ bus."""
-        import app as _app_mod
         scheduler = _get_scheduler()
         wf_queue = scheduler.waterfall_queue
 

routes/radiosonde.py

@@ -88,7 +88,7 @@ def find_auto_rx() -> str | None:
 def _resolve_shebang_interpreter(script_path: str) -> str | None:
     """Resolve a Python interpreter from a script shebang if possible."""
     try:
-        with open(script_path, 'r', encoding='utf-8', errors='ignore') as handle:
+        with open(script_path, encoding='utf-8', errors='ignore') as handle:
             first_line = handle.readline().strip()
     except OSError:
         return None

routes/satellite.py

@@ -12,7 +12,6 @@ import requests
 from flask import Blueprint, Response, jsonify, make_response, render_template, request
 
 from config import SHARED_OBSERVER_LOCATION_ENABLED
-from utils.sse import sse_stream_fanout
 from data.satellites import TLE_SATELLITES
 from utils.database import (
     add_tracked_satellite,
@@ -23,6 +22,7 @@ from utils.database import (
 )
 from utils.logging import satellite_logger as logger
 from utils.responses import api_error
+from utils.sse import sse_stream_fanout
 from utils.validation import validate_elevation, validate_hours, validate_latitude, validate_longitude
 
 satellite_bp = Blueprint('satellite', __name__, url_prefix='/satellite')
@@ -55,6 +55,7 @@ _TRACK_CACHE_TTL = 1800
 
 # Thread pool for background ground-track computation (non-blocking from 1Hz tracker loop)
 from concurrent.futures import ThreadPoolExecutor as _ThreadPoolExecutor
+
 _track_executor = _ThreadPoolExecutor(max_workers=2, thread_name_prefix='sat-track')
 _track_in_progress: set = set()  # cache keys currently being computed
 _pass_cache: dict = {}
@@ -726,6 +727,7 @@ def get_transmitters_endpoint(norad_id: int):
 def parse_packet():
     """Parse a raw satellite telemetry packet (base64-encoded)."""
     import base64
+
     from utils.satellite_telemetry import auto_parse
     data = request.json or {}
     try: