refacto: rename app into backend, to prepare for frontend dev

server/backend/adapters/http/_readings_schemas.py

@@ -0,0 +1,28 @@
+from datetime import datetime
+from pydantic import BaseModel
+
+from domain.entities import ConsumptionResponse
+
+class ConsumptionPointSchema(BaseModel):
+    period: datetime
+    pulse_count_start: int
+    pulse_count_end: int
+    delta_pulses: int
+    delta_m3: float
+
+class ConsumptionResponseSchema(BaseModel):
+    dev_eui: str
+    start: datetime
+    end: datetime
+    granularity: str
+    points: list[ConsumptionPointSchema]
+
+    @classmethod
+    def from_domain(cls, r: ConsumptionResponse) -> "ConsumptionResponseSchema":
+        return cls(
+            dev_eui=r.dev_eui,
+            start=r.start,
+            end=r.end,
+            granularity=r.granularity,
+            points=[ConsumptionPointSchema(**p.__dict__) for p in r.points],
+        )