Update nightwatch75/file-search to 0.0.19 (#126)

Settings shortcut in the panel header, middle-elided paths, right-click copy,
and a real indexed-file count.

Co-authored-by: nightwatch75 <nightwatch75@users.noreply.github.com>
Co-authored-by: Claude Opus 5 (1M context) <noreply@anthropic.com>

file-search/file-search.luau

@@ -7,7 +7,12 @@
 -- Click mapping:
 --   Left click   — open/close the search panel
 --   Right click  — open the search folder in the file manager
---   Middle click — copy the search folder path to the clipboard
+--
+-- Middle click is deliberately not handled: every bar widget carries a built-in
+-- `middle = settings-open-widget` binding, and a bound gesture is masked off the
+-- widget's own input area, so an onMiddleClick here would never be called. The
+-- manifest could reclaim it with `[widget.actions] middle = "none"` (plugin API
+-- 14) — this plugin stays at the upstream behaviour instead.
 
 local PANEL_ID = "nightwatch75/file-search:panel"
 
@@ -61,10 +66,5 @@ function onRightClick()
     noctalia.runAsync("xdg-open " .. shellQuote(searchRoot()) .. " >/dev/null 2>&1")
 end
 
-function onMiddleClick()
-    noctalia.copyToClipboard(searchRoot(), "text/plain")
-    noctalia.notify(noctalia.tr("title"), noctalia.tr("copied_path"))
-end
-
 noctalia.setUpdateInterval(1000)
 render()