Partial AppState rewrite

src/pages/import.rs

@@ -34,7 +34,7 @@ const DEFAULT_FIELDS: [&str; 6] = ["key", "value", "tags", "reading", "context",
 
 #[derive(Clone)]
 pub struct ImportState {
-    state: Arc<Mutex<AppState>>,
+    state: AppState,
     path: Option<PathBuf>,
     import_data: Option<ImportData>,
     selected_index: usize,
@@ -318,7 +318,7 @@ impl ImportState {
 }
 
 impl ImportState {
-    pub fn new(state: Arc<Mutex<AppState>>) -> ImportState {
+    pub fn new(state: AppState) -> ImportState {
         ImportState {
             state,
             path: None,