feat(ssr): reset transaction selection after bulk code

Bulk coding left the checked items selected after the table refreshed.
Add a dedicated reset-selection event that the grid's Alpine state
listens for, and fire it alongside refreshTable on bulk-code submit.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

src/clj/auto_ap/ssr/grid_page_helper.clj

@@ -282,6 +282,7 @@
                        [:div {:x-data (hx/json {:selected [] :all_selected false :type (:entity-name grid-spec)})
                               "x-on:copy" "if (selected.length > 0) {$clipboard(JSON.stringify({'type': type, 'selected': selected}))}"
                               "x-on:client-selected.document" "selected=[]; all_selected=false"
+                              "x-on:reset-selection.document" "selected=[]; all_selected=false"
                               "x-bind:hx-vals" "JSON.stringify({selected: $data.selected, 'all-selected': $data.all_selected})"
                               :x-init "$watch('selected', s=> $dispatch('selectedChanged', {selected: s, all_selected: all_selected}) );
                                    $watch('all_selected', a=>$dispatch('selectedChanged', {selected: selected, all_selected: a}))"}

src/clj/auto_ap/ssr/transaction/bulk_code.clj

@@ -326,7 +326,7 @@
         (html-response
          (com/success-modal {:title "Transactions Coded"}
                             [:p (str "Successfully coded " (count all-ids) " transactions.")])
-         :headers {"hx-trigger" "refreshTable"})))))
+         :headers {"hx-trigger" "refreshTable, reset-selection"})))))
 
 (defn- vendor-default-account [vendor-id client-id]
   "Returns the vendor's standard default account. For single-client contexts,