Add Query for productByPath (#117)

src/datasources/sql/products-sql.ts

@@ -119,6 +119,15 @@ export function product(id: number) {
   );
 }
 
+export function productByPath(path: string) {
+  return (
+    baseQuery +
+    /* sql */ `
+      WHERE products.path = '${path}'
+`
+  );
+}
+
 export function categoryProducts(categoryId: number) {
   return (
     baseQuery +