Add database reset script and update package.json for db commands; refactor middleware for CORS support and error handling in parks page

frontend/src/app/parks/page.tsx

@@ -16,28 +16,36 @@ export default function ParksPage() {
   const [searchQuery, setSearchQuery] = useState('');
   const [filters, setFilters] = useState<ParkFilterValues>({});
 
+  // Fetch companies for filter dropdown
   useEffect(() => {
     async function fetchCompanies() {
       try {
         const response = await fetch('/api/companies');
         const data = await response.json();
-        if (data.success) {
-          setCompanies(data.data || []);
+        if (!data.success) {
+          throw new Error(data.error || 'Failed to fetch companies');
         }
+        setCompanies(data.data || []);
       } catch (err) {
         console.error('Failed to fetch companies:', err);
+        // Don't set error state for companies - just show empty list
+        setCompanies([]);
       }
     }
     fetchCompanies();
   }, []);
 
+  // Fetch parks with filters
   useEffect(() => {
     async function fetchParks() {
       try {
         setLoading(true);
+        setError(null);
+
         const queryParams = new URLSearchParams();
         
-        if (searchQuery) queryParams.set('search', searchQuery);
+        // Only add defined parameters
+        if (searchQuery?.trim()) queryParams.set('search', searchQuery.trim());
         if (filters.status) queryParams.set('status', filters.status);
         if (filters.ownerId) queryParams.set('ownerId', filters.ownerId);
         if (filters.hasOwner !== undefined) queryParams.set('hasOwner', filters.hasOwner.toString());
@@ -55,8 +63,11 @@ export default function ParksPage() {
         }
 
         setParks(data.data || []);
+        setError(null);
       } catch (err) {
-        setError(err instanceof Error ? err.message : 'An error occurred');
+        console.error('Error fetching parks:', err);
+        setError(err instanceof Error ? err.message : 'An error occurred while fetching parks');
+        setParks([]);
       } finally {
         setLoading(false);
       }
@@ -84,7 +95,7 @@ export default function ParksPage() {
     );
   }
 
-  if (error) {
+  if (error && !parks.length) {
     return (
       <div className="p-4" data-testid="park-list-error">
         <div className="inline-flex items-center px-4 py-2 rounded-md bg-red-50 text-red-700">
@@ -125,6 +136,14 @@ export default function ParksPage() {
             />
           </div>
         </div>
+
+        {error && parks.length > 0 && (
+          <div className="mt-4 p-4 bg-yellow-50 border border-yellow-200 rounded-lg text-yellow-800">
+            <p className="text-sm">
+              Some data might be incomplete or outdated: {error}
+            </p>
+          </div>
+        )}
       </div>
     </div>
   );