add todos

README.md

@@ -50,3 +50,16 @@ python dsm2dtm.py --dsm data/sample_dsm.tif
 ### Example2: Input DSM, generated DTM, and groundtruth DTM (Lidar derived) over a hillside terrain
 DSM was derived from [this point cloud data](https://cloud.rockrobotic.com/share/f42b5b69-c87c-4433-94f8-4bc0d8eaee90#lidar)
 ![example](./results/example2_dsm2dtm_hillside.png)
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+## TODO
+ - Add tests and coverage
+ - Add poetry (with separate dependencies for dev: black, isort, pyest, etc.)
+ - Add pre-commit hooks (isort, black, mypy)
+ - Add documentation
+ - Move test file(s) to remote server OR use gitlfs OR use fake-geo-images
+ - Reduce I/O by passing rasterio object instead of raster path
+ - Add exception handling
+ - use [SAGA python API](https://saga-gis.sourceforge.io/saga_api_python/index.html) instead of command line ineterface (saga_cmd)
+ - upsample generated DTM if the source DSM was downsampled
+ - setup docker-compose (and maybe expose as FastAPI app?)