feat: Add streaming pipe support for async loading in.

crates/pikl-tui/src/lib.rs

@@ -374,7 +374,10 @@ fn render_menu(
         ),
         Span::raw(filter_text),
         Span::styled(
-            format!("  {filtered_count}/{total_count}"),
+            format!(
+                "  {filtered_count}/{total_count}{}",
+                if vs.streaming { "..." } else { "" }
+            ),
             Style::default().fg(Color::DarkGray),
         ),
     ];
@@ -691,6 +694,7 @@ mod tests {
             mode: Mode::Insert,
             selection_count: 0,
             multi_enabled: false,
+            streaming: false,
             columns: None,
             generation: 1,
         }
@@ -1166,6 +1170,7 @@ mod tests {
             mode: Mode::Insert,
             selection_count: 0,
             multi_enabled: false,
+            streaming: false,
             columns: None,
             generation: 1,
         };
@@ -1175,6 +1180,29 @@ mod tests {
         assert!(prompt.contains("0/0"));
     }
 
+    #[test]
+    fn streaming_indicator_shows_ellipsis() {
+        let mut vs = sample_view_state();
+        vs.streaming = true;
+        let backend = render_to_backend(40, 5, &vs, "");
+        let prompt = line_text(&backend, 0);
+        assert!(
+            prompt.contains("..."),
+            "streaming indicator should show '...': {prompt}"
+        );
+    }
+
+    #[test]
+    fn no_streaming_indicator_when_done() {
+        let vs = sample_view_state();
+        let backend = render_to_backend(40, 5, &vs, "");
+        let prompt = line_text(&backend, 0);
+        assert!(
+            !prompt.contains("..."),
+            "should not show '...' when not streaming: {prompt}"
+        );
+    }
+
     #[test]
     fn narrow_viewport_truncates() {
         let vs = sample_view_state();
@@ -1269,6 +1297,7 @@ mod tests {
             mode: Mode::Insert,
             selection_count: 0,
             multi_enabled: false,
+            streaming: false,
             columns: Some(vec![
                 ColumnHeader {
                     display_name: "name".into(),