Fix type and handle missing dewar_id in sample router.

Updated puck_id type from str to int for better type consistency. Added a fallback value of -1 for pucks with missing dewar_id to prevent potential errors when querying pucks.

frontend/src/components/SampleTracker.tsx

@@ -32,7 +32,7 @@ const SampleTracker: React.FC = () => {
     const fetchPucks = async () => {
       try {
         const data: Puck[] = await SamplesService.getAllPucksWithSamplesAndEventsSamplesPucksSamplesGet();
-        console.log(data);  // Log the data to inspect it
+        console.log(data);
         setPucks(data);
       } catch (error) {
         console.error("Error fetching pucks", error);