better support of add and delete dewar to a shipment

backend/main.py

@@ -148,8 +148,8 @@ dewars = [
         id='DEWAR003',
         dewar_name='Dewar Three',
         tracking_number='TRACK125',
-        number_of_pucks=4,
-        number_of_samples=47,
+        number_of_pucks=7,
+        number_of_samples=72,
         return_address=[return_addresses[0]],
         contact_person=[contacts[2]],
         status='Not Shipped',
@@ -163,8 +163,8 @@ dewars = [
         id='DEWAR004',
         dewar_name='Dewar Four',
         tracking_number='',
-        number_of_pucks=4,
-        number_of_samples=47,
+        number_of_pucks=7,
+        number_of_samples=70,
         return_address=[return_addresses[0]],
         contact_person=[contacts[2]],
         status='Delayed',
@@ -178,8 +178,8 @@ dewars = [
         id='DEWAR005',
         dewar_name='Dewar Five',
         tracking_number='',
-        number_of_pucks=4,
-        number_of_samples=47,
+        number_of_pucks=3,
+        number_of_samples=30,
         return_address=[return_addresses[0]],
         contact_person=[contacts[2]],
         status='Returned',
@@ -312,6 +312,23 @@ async def create_dewar(dewar: Dewar) -> Dewar:
 
     return dewar  # Return the newly created dewar
 
+@app.delete("/shipments/{shipment_id}/remove_dewar/{dewar_id}", response_model=Shipment)
+async def remove_dewar_from_shipment(shipment_id: str, dewar_id: str):
+    """Remove a dewar from a shipment."""
+    # Log parameters
+    logging.info(f"Received request to remove dewar {dewar_id} from shipment {shipment_id}")
+
+    # Find the shipment by ID
+    shipment = next((sh for sh in shipments if sh.shipment_id == shipment_id), None)
+    if not shipment:
+        logging.error(f"Shipment with ID {shipment_id} not found")
+        raise HTTPException(status_code=404, detail="Shipment not found")
+
+    # Remove the dewar from the shipment
+    shipment.dewars = [dw for dw in shipment.dewars if dw.id != dewar_id]
+
+    return shipment
+
 
 @app.get("/shipment_contact_persons")
 async def get_shipment_contact_persons():