Add product AI fill, Enter-to-filter, and URL-persisted product filters.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/super-admin/src/pages/BusinessesPage.tsx

@@ -906,7 +906,7 @@ export function BusinessesPage() {
       <div className={styles.filtersPanel}>
         <div className={styles.filtersTitle}>Filters</div>
 
-        <div className={styles.filtersGrid}>
+        <form className={styles.filtersGrid} onSubmit={(e) => { e.preventDefault(); applyFilters() }}>
           <div className={styles.filtersInputs}>
             <div className={`${styles.field} ${styles.fieldCol3}`}>
               <label htmlFor="filter-name">Name</label>
@@ -941,9 +941,8 @@ export function BusinessesPage() {
 
           <div className={styles.filterActions}>
             <button
-              type="button"
+              type="submit"
               className={`${styles.iconActionBtn} ${styles.iconActionBtnPrimary}`}
-              onClick={applyFilters}
               disabled={loading}
               aria-label="Search"
               title="Search"
@@ -961,7 +960,7 @@ export function BusinessesPage() {
               <RotateCcw size={18} />
             </button>
           </div>
-        </div>
+        </form>
       </div>
 
       <div className={styles.tablePanel}>