fix: use explicit mapping in Consumption Point Schema

server/backend/adapters/http/_readings_schemas.py

@@ -3,6 +3,7 @@ from pydantic import BaseModel
 
 from domain.entities import ConsumptionResponse
 
+
 class ConsumptionPointSchema(BaseModel):
     period: datetime
     pulse_count_start: int
@@ -10,6 +11,7 @@ class ConsumptionPointSchema(BaseModel):
     delta_pulses: int
     delta_m3: float
 
+
 class ConsumptionResponseSchema(BaseModel):
     dev_eui: str
     start: datetime
@@ -24,5 +26,14 @@ class ConsumptionResponseSchema(BaseModel):
             start=r.start,
             end=r.end,
             granularity=r.granularity,
-            points=[ConsumptionPointSchema(**p.__dict__) for p in r.points],
-        )
+            points=[
+                ConsumptionPointSchema(
+                    period=p.period,
+                    pulse_count_start=p.pulse_count_start,
+                    pulse_count_end=p.pulse_count_end,
+                    delta_pulses=p.delta_pulses,
+                    delta_m3=p.delta_m3,
+                )
+                for p in r.points
+            ],
+        )