Added the import/cleanup functionality

frontend/src/pages/settings.rs

@@ -453,6 +453,18 @@ pub fn settings_page() -> Html {
                                 }
                             })} />
                     </div>
+                    <div class="form-group">
+                        <label>{ "Concurrency" }</label>
+                        <input type="number" min="1" max="16" value={c.tagging.concurrency.to_string()}
+                            oninput={let config = config.clone(); Callback::from(move |e: InputEvent| {
+                                let input: HtmlInputElement = e.target_unchecked_into();
+                                if let Ok(v) = input.value().parse::<usize>() {
+                                    let mut cfg = (*config).clone().unwrap();
+                                    cfg.tagging.concurrency = v;
+                                    config.set(Some(cfg));
+                                }
+                            })} />
+                    </div>
                 </div>
 
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