Add new filter options and metrics to product filters and pages; enhance SQL schema for financial calculations

inventory-server/scripts/import/categories.js

@@ -15,6 +15,9 @@ async function importCategories(prodConnection, localConnection) {
   try {
     // Start a single transaction for the entire import
     await localConnection.query('BEGIN');
+    
+    // Temporarily disable the trigger that's causing problems
+    await localConnection.query('ALTER TABLE categories DISABLE TRIGGER update_categories_updated_at');
 
     // Process each type in order with its own savepoint
     for (const type of typeOrder) {
@@ -149,6 +152,9 @@ async function importCategories(prodConnection, localConnection) {
       ON CONFLICT (table_name) DO UPDATE SET
         last_sync_timestamp = NOW()
     `);
+    
+    // Re-enable the trigger
+    await localConnection.query('ALTER TABLE categories ENABLE TRIGGER update_categories_updated_at');
 
     outputProgress({
       status: "complete",
@@ -178,6 +184,9 @@ async function importCategories(prodConnection, localConnection) {
     // Only rollback if we haven't committed yet
     try {
       await localConnection.query('ROLLBACK');
+      
+      // Make sure we re-enable the trigger even if there was an error
+      await localConnection.query('ALTER TABLE categories ENABLE TRIGGER update_categories_updated_at');
     } catch (rollbackError) {
       console.error("Error during rollback:", rollbackError);
     }

inventory-server/scripts/import/purchase-orders.js

@@ -590,7 +590,7 @@ async function importPurchaseOrders(prodConnection, localConnection, incremental
             ordered, po_cost_price, supplier_id, date_created, date_ordered
           )
           SELECT 
-            'R' || r.receiving_id as po_id,
+            r.receiving_id::text as po_id,
             r.pid,
             COALESCE(p.sku, 'NO-SKU') as sku,
             COALESCE(p.name, 'Unknown Product') as name,
@@ -626,7 +626,7 @@ async function importPurchaseOrders(prodConnection, localConnection, incremental
             po_id, pid, receiving_id, allocated_qty, cost_each, received_date, received_by
           )
           SELECT 
-            'R' || r.receiving_id as po_id,
+            r.receiving_id::text as po_id,
             r.pid,
             r.receiving_id,
             r.qty_each as allocated_qty,