Extract link filters from the source control's set_query/df.filters
and pass them to the backend. This ensures that field-specific
constraints (e.g. root_type=Expense, company filters) are respected
when selecting accounts through the custom dialog.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Replace standard Advanced Search with a custom two-column dialog
for Account link fields: tree navigation by account groups on the
left, filterable/sortable table with Select buttons on the right.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>