🎨 Reorganize back-end code

backend/api/schemas/stop.py

@@ -0,0 +1,31 @@
+from pydantic import BaseModel
+
+from idfm_interface import StopAreaType
+
+
+class Stop(BaseModel):
+    id: int
+    name: str
+    town: str
+    epsg3857_x: float
+    epsg3857_y: float
+    lines: list[int]
+
+
+class StopArea(BaseModel):
+    id: int
+    name: str
+    town: str
+    type: StopAreaType
+    lines: list[int]  # SNCF lines are linked to stop areas and not stops.
+    stops: list[Stop]
+
+
+Point = tuple[float, float]
+
+
+class StopShape(BaseModel):
+    id: int
+    type: int
+    epsg3857_bbox: list[Point]
+    epsg3857_points: list[Point]