Remove watchdog and tqdm dependencies, replace with logging

- Remove watchdog (unused) and tqdm from pyproject.toml dependencies
- Replace tqdm.gather() with asyncio.gather() + logger.info() in
  image_fetcher, floorplan_detector, and route_calculator services
- Replace tqdm progress bar with logger.info() in listing_repository
- Remove tqdm from mypy ignore_missing_imports overrides

repositories/listing_repository.py

@@ -12,7 +12,6 @@ from models.listing import (
 )
 from sqlalchemy import Engine, func, select as sa_select
 from sqlmodel import Session, select
-from tqdm import tqdm
 
 logger = logging.getLogger("uvicorn.error")
 
@@ -263,7 +262,8 @@ class ListingRepository:
         models = []
         failed_to_upsert = []
         with Session(self.engine) as session:
-            for listing in tqdm(listings, desc="Upserting listings"):
+            logger.info("Upserting %d listings", len(listings))
+            for listing in listings:
                 # Convert legacy Listing to the appropriate SQLModel entity
                 try:
                     model_listing = await self._get_concrete_listing(listing)