devkit_f2c_planner

Modules

`f2c_planner`	f2c_planner.py ────────────── Field2Cover planning core: lat/lon <-> local-XY projection and the swath generator.
`f2c_test_helpers`	Shared helpers for the devkit_f2c_planner unit tests.
`test_contour_rows`	Unit tests for _run_contour_f2c() (shapely offset rows; no fields2cover involved).
`test_obstacles`	Unit tests for obstacle polygon building and swath clipping (shapely only, no fields2cover).
`test_projection`	Unit tests for the lat/lon <-> local-xy projection and field_centroid_xy().
`test_run_f2c`	Unit tests for _run_f2c() orchestration, with fields2cover replaced by FakeF2C.