chore: fix eslint in blocksuite (#9232)

blocksuite/blocks/src/root-block/widgets/linked-doc/import-doc/import-doc.ts

@@ -30,10 +30,10 @@ export class ImportDoc extends WithDisposable(LitElement) {
   static override styles = styles;
 
   constructor(
-    private collection: DocCollection,
-    private onSuccess?: OnSuccessHandler,
-    private onFail?: OnFailHandler,
-    private abortController = new AbortController()
+    private readonly collection: DocCollection,
+    private readonly onSuccess?: OnSuccessHandler,
+    private readonly onFail?: OnFailHandler,
+    private readonly abortController = new AbortController()
   ) {
     super();
 

blocksuite/blocks/src/root-block/widgets/linked-doc/index.ts

@@ -68,7 +68,7 @@ export class AffineLinkedDocWidget extends WidgetComponent<
 
   private _inlineEditor: AffineInlineEditor | null = null;
 
-  private _observeInputRects = () => {
+  private readonly _observeInputRects = () => {
     if (!this._inlineEditor) return;
 
     const updateInputRects = () => {

blocksuite/blocks/src/root-block/widgets/linked-doc/linked-doc-popover.ts

@@ -32,7 +32,7 @@ export class LinkedDocPopover extends SignalWatcher(
 ) {
   static override styles = linkedDocPopoverStyles;
 
-  private _abort = () => {
+  private readonly _abort = () => {
     // remove popover dom
     this.context.close();
     // clear input query
@@ -43,9 +43,9 @@ export class LinkedDocPopover extends SignalWatcher(
     );
   };
 
-  private _expanded = new Map<string, boolean>();
+  private readonly _expanded = new Map<string, boolean>();
 
-  private _updateLinkedDocGroup = async () => {
+  private readonly _updateLinkedDocGroup = async () => {
     const query = this._query;
     if (this._updateLinkedDocGroupAbortController) {
       this._updateLinkedDocGroupAbortController.abort();

blocksuite/blocks/src/root-block/widgets/linked-doc/mobile-linked-doc-menu.ts

@@ -45,7 +45,7 @@ export class AffineMobileLinkedDocMenu extends SignalWatcher(
 
   private readonly _linkedDocGroup$ = signal<LinkedMenuGroup[]>([]);
 
-  private _renderGroup = (group: LinkedMenuGroup) => {
+  private readonly _renderGroup = (group: LinkedMenuGroup) => {
     let items = resolveSignal(group.items);
 
     const isOverflow = !!group.maxDisplay && items.length > group.maxDisplay;
@@ -90,7 +90,7 @@ export class AffineMobileLinkedDocMenu extends SignalWatcher(
     </button>`;
   };
 
-  private _scrollInputToTop = () => {
+  private readonly _scrollInputToTop = () => {
     const { inlineEditor } = this.context;
     const { scrollContainer, scrollTopOffset } = this.context.config.mobile;