Added pricing field for single spool

spoolman/api/v1/models.py

@@ -133,6 +133,11 @@ class Spool(BaseModel):
     first_used: Optional[datetime] = Field(description="First logged occurence of spool usage. UTC Timezone.")
     last_used: Optional[datetime] = Field(description="Last logged occurence of spool usage. UTC Timezone.")
     filament: Filament = Field(description="The filament type of this spool.")
+    price: Optional[float] = Field(
+        ge=0,
+        description="The price of this spool in the system configured currency.",
+        example=20.0,
+    )
     remaining_weight: Optional[float] = Field(
         default=None,
         ge=0,

spoolman/api/v1/spool.py

@@ -34,6 +34,11 @@ class SpoolParameters(BaseModel):
     first_used: Optional[datetime] = Field(description="First logged occurence of spool usage.")
     last_used: Optional[datetime] = Field(description="Last logged occurence of spool usage.")
     filament_id: int = Field(description="The ID of the filament type of this spool.")
+        price: Optional[float] = Field(
+        ge=0,
+        description="The price of this filament in the system configured currency.",
+        example=20.0,
+    )
     remaining_weight: Optional[float] = Field(
         ge=0,
         description=(
@@ -336,6 +341,7 @@ async def create(  # noqa: ANN201
         db_item = await spool.create(
             db=db,
             filament_id=body.filament_id,
+            price=body.price,
             remaining_weight=body.remaining_weight,
             used_weight=body.used_weight,
             first_used=body.first_used,