diff --git a/dev-dist/sw.js b/dev-dist/sw.js
index 278d092..5451ed4 100644
--- a/dev-dist/sw.js
+++ b/dev-dist/sw.js
@@ -82,7 +82,7 @@ define(['./workbox-9dc17825'], (function (workbox) { 'use strict';
     "revision": "3ca0b8505b4bec776b69afdba2768812"
   }, {
     "url": "/index.html",
-    "revision": "0.6dag44kodlo"
+    "revision": "0.ri1maclacqo"
   }], {});
   workbox.cleanupOutdatedCaches();
   workbox.registerRoute(new workbox.NavigationRoute(workbox.createHandlerBoundToURL("/index.html"), {
diff --git a/src/api/notesApi.ts b/src/api/notesApi.ts
index 93ff961..72c021c 100644
--- a/src/api/notesApi.ts
+++ b/src/api/notesApi.ts
@@ -43,7 +43,7 @@ export const notesApi = {
     return data;
   },
 
-  unarchive: async (id: number) => {
+  unarchive: async (id: number | string) => {
     const { data } = await axiosClient.put(`/notes/${id}/unarchive`);
     return data;
   },
@@ -89,7 +89,7 @@ export const notesApi = {
     return data;
   },
 
-  deleteArchived: async (id: number) => {
+  deleteArchived: async (id: number | string) => {
     await axiosClient.delete(`/notes/archived/${id}`);
   },
 
diff --git a/src/api/userApi.ts b/src/api/userApi.ts
index 3655742..06ffd33 100644
--- a/src/api/userApi.ts
+++ b/src/api/userApi.ts
@@ -12,8 +12,8 @@ export const userApi = {
       currentPassword?: string;
       newPassword?: string;
       accent_color?: string;
-      show_edit_date?: boolean;
-      colored_icons?: boolean;
+      show_edit_date?: boolean | number;
+      colored_icons?: boolean | number;
     }
   ) => {
     const { data } = await axiosClient.put("/user/profile", profile);
diff --git a/src/components/calendar/MiniCalendar.tsx b/src/components/calendar/MiniCalendar.tsx
index df75a5c..dade509 100644
--- a/src/components/calendar/MiniCalendar.tsx
+++ b/src/components/calendar/MiniCalendar.tsx
@@ -1,4 +1,4 @@
-import React, { useState, useEffect } from "react";
+import React, { useState } from "react";
 import {
   format,
   startOfMonth,
diff --git a/src/components/layout/Sidebar.tsx b/src/components/layout/Sidebar.tsx
index ab78c39..db6b787 100644
--- a/src/components/layout/Sidebar.tsx
+++ b/src/components/layout/Sidebar.tsx
@@ -2,7 +2,6 @@ import React from "react";
 import { MiniCalendar } from "../calendar/MiniCalendar";
 import { SearchBar } from "../search/SearchBar";
 import { TagsFilter } from "../search/TagsFilter";
-import { useAppSelector } from "../../store/hooks";
 import { Note } from "../../types/note";
 
 interface SidebarProps {
diff --git a/src/components/notes/MarkdownToolbar.tsx b/src/components/notes/MarkdownToolbar.tsx
index e6d7817..38003b6 100644
--- a/src/components/notes/MarkdownToolbar.tsx
+++ b/src/components/notes/MarkdownToolbar.tsx
@@ -113,7 +113,14 @@ export const MarkdownToolbar: React.FC<MarkdownToolbarProps> = ({
     };
   }, [isDragging]);
 
-  const buttons = [];
+  const buttons: Array<{ 
+    id: string; 
+    action?: () => void;
+    before?: string;
+    after?: string;
+    title?: string;
+    icon?: string;
+  }> = [];
 
   return (
     <div
@@ -142,7 +149,7 @@ export const MarkdownToolbar: React.FC<MarkdownToolbarProps> = ({
           }}
           title={btn.title}
         >
-          <Icon icon={btn.icon} />
+          {btn.icon && <Icon icon={btn.icon} />}
         </button>
       ))}
 
diff --git a/src/components/notes/NoteEditor.tsx b/src/components/notes/NoteEditor.tsx
index f59d1f7..78fec79 100644
--- a/src/components/notes/NoteEditor.tsx
+++ b/src/components/notes/NoteEditor.tsx
@@ -4,7 +4,7 @@ import { FloatingToolbar } from "./FloatingToolbar";
 import { NotePreview } from "./NotePreview";
 import { ImageUpload } from "./ImageUpload";
 import { FileUpload } from "./FileUpload";
-import { useAppSelector, useAppDispatch } from "../../store/hooks";
+import { useAppSelector } from "../../store/hooks";
 import { useNotification } from "../../hooks/useNotification";
 import { offlineNotesApi } from "../../api/offlineNotesApi";
 import { aiApi } from "../../api/aiApi";
@@ -31,7 +31,6 @@ export const NoteEditor: React.FC<NoteEditorProps> = ({ onSave }) => {
   const isPreviewMode = useAppSelector((state) => state.ui.isPreviewMode);
   const { showNotification } = useNotification();
   const aiEnabled = useAppSelector((state) => state.profile.aiEnabled);
-  const dispatch = useAppDispatch();
 
   const handleSave = async () => {
     if (!content.trim()) {
@@ -251,36 +250,27 @@ export const NoteEditor: React.FC<NoteEditorProps> = ({ onSave }) => {
         
         // Определяем, есть ли уже такие маркеры на всех строках
         let allLinesHaveMarker = true;
-        let hasAnyMarker = false;
         
         for (const line of lines) {
           const trimmedLine = line.trimStart();
           if (before === "- ") {
             // Для маркированного списка проверяем различные варианты
-            if (trimmedLine.match(/^[-*+]\s/)) {
-              hasAnyMarker = true;
-            } else {
+            if (!trimmedLine.match(/^[-*+]\s/)) {
               allLinesHaveMarker = false;
             }
           } else if (before === "1. ") {
             // Для нумерованного списка
-            if (trimmedLine.match(/^\d+\.\s/)) {
-              hasAnyMarker = true;
-            } else {
+            if (!trimmedLine.match(/^\d+\.\s/)) {
               allLinesHaveMarker = false;
             }
           } else if (before === "- [ ] ") {
             // Для чекбокса
-            if (trimmedLine.match(/^-\s+\[[ xX]\]\s/)) {
-              hasAnyMarker = true;
-            } else {
+            if (!trimmedLine.match(/^-\s+\[[ xX]\]\s/)) {
               allLinesHaveMarker = false;
             }
           } else if (before === "> ") {
             // Для цитаты
-            if (trimmedLine.startsWith("> ")) {
-              hasAnyMarker = true;
-            } else {
+            if (!trimmedLine.startsWith("> ")) {
               allLinesHaveMarker = false;
             }
           }
@@ -530,14 +520,12 @@ export const NoteEditor: React.FC<NoteEditorProps> = ({ onSave }) => {
       const lines = text.split("\n");
 
       // Определяем текущую строку
-      let currentLineIndex = 0;
       let currentLineStart = 0;
       let currentLine = "";
 
       for (let i = 0; i < lines.length; i++) {
         const lineLength = lines[i].length;
         if (currentLineStart + lineLength >= start) {
-          currentLineIndex = i;
           currentLine = lines[i];
           break;
         }
@@ -668,7 +656,6 @@ export const NoteEditor: React.FC<NoteEditorProps> = ({ onSave }) => {
     const lineHeight = parseInt(styles.lineHeight) || 20;
     const paddingTop = parseInt(styles.paddingTop) || 0;
     const paddingLeft = parseInt(styles.paddingLeft) || 0;
-    const fontSize = parseInt(styles.fontSize) || 14;
 
     // Более точный расчет ширины символа
     // Создаем временный элемент для измерения
diff --git a/src/components/notes/NoteItem.tsx b/src/components/notes/NoteItem.tsx
index 233691e..9eeb4f2 100644
--- a/src/components/notes/NoteItem.tsx
+++ b/src/components/notes/NoteItem.tsx
@@ -31,7 +31,7 @@ interface NoteItemProps {
 
 export const NoteItem: React.FC<NoteItemProps> = ({
   note,
-  onDelete,
+  onDelete: _onDelete,
   onPin,
   onArchive,
   onReload,
@@ -41,8 +41,8 @@ export const NoteItem: React.FC<NoteItemProps> = ({
   const [showArchiveModal, setShowArchiveModal] = useState(false);
   const [editImages, setEditImages] = useState<File[]>([]);
   const [editFiles, setEditFiles] = useState<File[]>([]);
-  const [deletedImageIds, setDeletedImageIds] = useState<number[]>([]);
-  const [deletedFileIds, setDeletedFileIds] = useState<number[]>([]);
+  const [deletedImageIds, setDeletedImageIds] = useState<(number | string)[]>([]);
+  const [deletedFileIds, setDeletedFileIds] = useState<(number | string)[]>([]);
   const [isAiLoading, setIsAiLoading] = useState(false);
   const [showFloatingToolbar, setShowFloatingToolbar] = useState(false);
   const [toolbarPosition, setToolbarPosition] = useState({ top: 0, left: 0 });
@@ -140,19 +140,19 @@ export const NoteItem: React.FC<NoteItemProps> = ({
     setLocalPreviewMode(false);
   };
 
-  const handleDeleteExistingImage = (imageId: number) => {
+  const handleDeleteExistingImage = (imageId: number | string) => {
     setDeletedImageIds([...deletedImageIds, imageId]);
   };
 
-  const handleDeleteExistingFile = (fileId: number) => {
+  const handleDeleteExistingFile = (fileId: number | string) => {
     setDeletedFileIds([...deletedFileIds, fileId]);
   };
 
-  const handleRestoreImage = (imageId: number) => {
+  const handleRestoreImage = (imageId: number | string) => {
     setDeletedImageIds(deletedImageIds.filter((id) => id !== imageId));
   };
 
-  const handleRestoreFile = (fileId: number) => {
+  const handleRestoreFile = (fileId: number | string) => {
     setDeletedFileIds(deletedFileIds.filter((id) => id !== fileId));
   };
 
@@ -337,36 +337,27 @@ export const NoteItem: React.FC<NoteItemProps> = ({
         
         // Определяем, есть ли уже такие маркеры на всех строках
         let allLinesHaveMarker = true;
-        let hasAnyMarker = false;
         
         for (const line of lines) {
           const trimmedLine = line.trimStart();
           if (before === "- ") {
             // Для маркированного списка проверяем различные варианты
-            if (trimmedLine.match(/^[-*+]\s/)) {
-              hasAnyMarker = true;
-            } else {
+            if (!trimmedLine.match(/^[-*+]\s/)) {
               allLinesHaveMarker = false;
             }
           } else if (before === "1. ") {
             // Для нумерованного списка
-            if (trimmedLine.match(/^\d+\.\s/)) {
-              hasAnyMarker = true;
-            } else {
+            if (!trimmedLine.match(/^\d+\.\s/)) {
               allLinesHaveMarker = false;
             }
           } else if (before === "- [ ] ") {
             // Для чекбокса
-            if (trimmedLine.match(/^-\s+\[[ xX]\]\s/)) {
-              hasAnyMarker = true;
-            } else {
+            if (!trimmedLine.match(/^-\s+\[[ xX]\]\s/)) {
               allLinesHaveMarker = false;
             }
           } else if (before === "> ") {
             // Для цитаты
-            if (trimmedLine.startsWith("> ")) {
-              hasAnyMarker = true;
-            } else {
+            if (!trimmedLine.startsWith("> ")) {
               allLinesHaveMarker = false;
             }
           }
@@ -628,7 +619,6 @@ export const NoteItem: React.FC<NoteItemProps> = ({
     const lineHeight = parseInt(styles.lineHeight) || 20;
     const paddingTop = parseInt(styles.paddingTop) || 0;
     const paddingLeft = parseInt(styles.paddingLeft) || 0;
-    const fontSize = parseInt(styles.fontSize) || 14;
 
     // Более точный расчет ширины символа
     // Создаем временный элемент для измерения
@@ -751,14 +741,12 @@ export const NoteItem: React.FC<NoteItemProps> = ({
       const lines = text.split("\n");
 
       // Определяем текущую строку
-      let currentLineIndex = 0;
       let currentLineStart = 0;
       let currentLine = "";
 
       for (let i = 0; i < lines.length; i++) {
         const lineLength = lines[i].length;
         if (currentLineStart + lineLength >= start) {
-          currentLineIndex = i;
           currentLine = lines[i];
           break;
         }
@@ -1386,11 +1374,6 @@ export const NoteItem: React.FC<NoteItemProps> = ({
                   {note.files
                     .filter((file) => !deletedFileIds.includes(file.id))
                     .map((file) => {
-                      const fileUrl = getFileUrl(
-                        file.file_path,
-                        note.id,
-                        file.id
-                      );
                       return (
                         <div key={file.id} className="file-preview-item">
                           <Icon
diff --git a/src/components/notes/NotesList.tsx b/src/components/notes/NotesList.tsx
index 30434e9..284d5e1 100644
--- a/src/components/notes/NotesList.tsx
+++ b/src/components/notes/NotesList.tsx
@@ -1,4 +1,4 @@
-import React, { useEffect, useImperativeHandle, forwardRef } from "react";
+import { useEffect, useImperativeHandle, forwardRef } from "react";
 import { NoteItem } from "./NoteItem";
 import { useAppSelector, useAppDispatch } from "../../store/hooks";
 import { offlineNotesApi } from "../../api/offlineNotesApi";
@@ -10,7 +10,7 @@ export interface NotesListRef {
   reloadNotes: () => void;
 }
 
-export const NotesList = forwardRef<NotesListRef>((props, ref) => {
+export const NotesList = forwardRef<NotesListRef>((_props, ref) => {
   const notes = useAppSelector((state) => state.notes.notes);
   const userId = useAppSelector((state) => state.auth.userId);
   const searchQuery = useAppSelector((state) => state.notes.searchQuery);
diff --git a/src/components/search/SearchBar.tsx b/src/components/search/SearchBar.tsx
index 25d067e..f5d6960 100644
--- a/src/components/search/SearchBar.tsx
+++ b/src/components/search/SearchBar.tsx
@@ -6,7 +6,7 @@ import { setSearchQuery } from "../../store/slices/notesSlice";
 export const SearchBar: React.FC = () => {
   const [query, setQuery] = useState("");
   const dispatch = useAppDispatch();
-  const timeoutRef = useRef<NodeJS.Timeout | null>(null);
+  const timeoutRef = useRef<ReturnType<typeof setTimeout> | null>(null);
 
   useEffect(() => {
     // Debounce для поиска
diff --git a/src/hooks/useNotification.ts b/src/hooks/useNotification.ts
index f7e8422..2e455bc 100644
--- a/src/hooks/useNotification.ts
+++ b/src/hooks/useNotification.ts
@@ -10,7 +10,8 @@ export const useNotification = () => {
       message: string,
       type: "info" | "success" | "error" | "warning" = "info"
     ) => {
-      const id = dispatch(addNotification({ message, type })).payload.id;
+      const id = `notification-${Date.now()}-${Math.random().toString(36).substr(2, 9)}`;
+      dispatch(addNotification({ id, message, type }));
       setTimeout(() => {
         dispatch(removeNotification(id));
       }, 4000);
diff --git a/src/pages/ProfilePage.tsx b/src/pages/ProfilePage.tsx
index 8a87862..970a44a 100644
--- a/src/pages/ProfilePage.tsx
+++ b/src/pages/ProfilePage.tsx
@@ -1,7 +1,7 @@
 import React, { useState, useEffect, useRef } from "react";
 import { useNavigate } from "react-router-dom";
 import { Icon } from "@iconify/react";
-import { useAppSelector, useAppDispatch } from "../store/hooks";
+import { useAppDispatch } from "../store/hooks";
 import { userApi } from "../api/userApi";
 import { authApi } from "../api/authApi";
 import { clearAuth } from "../store/slices/authSlice";
@@ -16,7 +16,6 @@ const ProfilePage: React.FC = () => {
   const navigate = useNavigate();
   const dispatch = useAppDispatch();
   const { showNotification } = useNotification();
-  const user = useAppSelector((state) => state.profile.user);
 
   const [username, setUsername] = useState("");
   const [email, setEmail] = useState("");
diff --git a/src/pages/SettingsPage.tsx b/src/pages/SettingsPage.tsx
index 157b8f2..5d35bcb 100644
--- a/src/pages/SettingsPage.tsx
+++ b/src/pages/SettingsPage.tsx
@@ -13,7 +13,6 @@ import { setAccentColor } from "../utils/colorUtils";
 import { useNotification } from "../hooks/useNotification";
 import { Modal } from "../components/common/Modal";
 import { ThemeToggle } from "../components/common/ThemeToggle";
-import { formatDateFromTimestamp } from "../utils/dateFormat";
 import { parseMarkdown } from "../utils/markdown";
 import { dbManager } from "../utils/indexedDB";
 import { syncService } from "../services/syncService";
@@ -26,7 +25,6 @@ const SettingsPage: React.FC = () => {
   const dispatch = useAppDispatch();
   const { showNotification } = useNotification();
   const user = useAppSelector((state) => state.profile.user);
-  const accentColor = useAppSelector((state) => state.ui.accentColor);
 
   const [activeTab, setActiveTab] = useState<SettingsTab>(() => {
     // Восстанавливаем активную вкладку из localStorage при инициализации
@@ -164,8 +162,8 @@ const SettingsPage: React.FC = () => {
     try {
       await userApi.updateProfile({
         accent_color: selectedAccentColor,
-        show_edit_date: showEditDate,
-        colored_icons: coloredIcons,
+        show_edit_date: showEditDate ? 1 : 0,
+        colored_icons: coloredIcons ? 1 : 0,
       });
       dispatch(setAccentColorAction(selectedAccentColor));
       setAccentColor(selectedAccentColor);
@@ -273,7 +271,7 @@ const SettingsPage: React.FC = () => {
     }
   };
 
-  const handleRestoreNote = async (id: number) => {
+  const handleRestoreNote = async (id: number | string) => {
     try {
       await notesApi.unarchive(id);
       await loadArchivedNotes();
@@ -287,7 +285,7 @@ const SettingsPage: React.FC = () => {
     }
   };
 
-  const handleDeletePermanent = async (id: number) => {
+  const handleDeletePermanent = async (id: number | string) => {
     try {
       await notesApi.deleteArchived(id);
       await loadArchivedNotes();
@@ -420,8 +418,8 @@ const SettingsPage: React.FC = () => {
 
       // Загружаем версию из IndexedDB
       try {
-        const userId = user?.id;
-        const localVer = userId
+        const userId = (user as any)?.id;
+        const localVer = userId && typeof userId === 'number'
           ? await dbManager.getDataVersionByUserId(userId)
           : await dbManager.getDataVersion();
         setIndexedDBVersion(localVer);
diff --git a/src/services/syncService.ts b/src/services/syncService.ts
index 45e023c..c08f2f7 100644
--- a/src/services/syncService.ts
+++ b/src/services/syncService.ts
@@ -5,13 +5,11 @@ import { Note, NoteImage, NoteFile } from '../types/note';
 import { store } from '../store/index';
 import {
   setSyncStatus,
-  removeNotification,
   addNotification,
 } from '../store/slices/uiSlice';
 import {
   updateNote,
   setPendingSyncCount,
-  setOfflineMode,
 } from '../store/slices/notesSlice';
 import { SyncQueueItem } from '../types/note';
 
@@ -20,7 +18,7 @@ const RETRY_DELAY_MS = 5000;
 
 class SyncService {
   private isSyncing = false;
-  private syncTimer: NodeJS.Timeout | null = null;
+  private syncTimer: ReturnType<typeof setTimeout> | null = null;
   private listeners: Array<() => void> = [];
 
   /**
@@ -444,7 +442,7 @@ class SyncService {
    */
   private async updateImageReferences(
     localNote: Note,
-    serverNote: Note
+    _serverNote: Note
   ): Promise<NoteImage[]> {
     // Если нет изображений с base64, возвращаем как есть
     const hasBase64Images = localNote.images.some((img) => img.base64Data);
@@ -461,7 +459,7 @@ class SyncService {
    */
   private async updateFileReferences(
     localNote: Note,
-    serverNote: Note
+    _serverNote: Note
   ): Promise<NoteFile[]> {
     // Если нет файлов с base64, возвращаем как есть
     const hasBase64Files = localNote.files.some((file) => file.base64Data);
diff --git a/src/store/slices/uiSlice.ts b/src/store/slices/uiSlice.ts
index 980460b..d7b1d40 100644
--- a/src/store/slices/uiSlice.ts
+++ b/src/store/slices/uiSlice.ts
@@ -50,9 +50,11 @@ const uiSlice = createSlice({
     },
     addNotification: (
       state,
-      action: PayloadAction<Omit<Notification, "id">>
+      action: PayloadAction<Omit<Notification, "id"> | Notification>
     ) => {
-      const id = `notification-${Date.now()}-${Math.random()
+      const id = ('id' in action.payload && action.payload.id) 
+        ? action.payload.id 
+        : `notification-${Date.now()}-${Math.random()
         .toString(36)
         .substr(2, 9)}`;
       state.notifications.push({ ...action.payload, id });
diff --git a/src/utils/filePaths.ts b/src/utils/filePaths.ts
index 40b34c7..9962a4a 100644
--- a/src/utils/filePaths.ts
+++ b/src/utils/filePaths.ts
@@ -11,8 +11,8 @@
  */
 export function getImageUrl(
   filePath: string,
-  noteId: number,
-  imageId: number
+  noteId: number | string,
+  imageId: number | string
 ): string {
   // Если путь уже является полным URL (начинается с http:// или https://)
   if (filePath.startsWith("http://") || filePath.startsWith("https://")) {
@@ -47,8 +47,8 @@ export function getImageUrl(
  */
 export function getFileUrl(
   filePath: string,
-  noteId: number,
-  fileId: number
+  noteId: number | string,
+  fileId: number | string
 ): string {
   // Если путь уже является полным URL (начинается с http:// или https://)
   if (filePath.startsWith("http://") || filePath.startsWith("https://")) {
diff --git a/src/utils/offlineManager.ts b/src/utils/offlineManager.ts
index ec9aa8a..df5025c 100644
--- a/src/utils/offlineManager.ts
+++ b/src/utils/offlineManager.ts
@@ -55,7 +55,7 @@ export async function checkNetworkStatus(): Promise<boolean> {
     const timeoutId = setTimeout(() => controller.abort(), 1500);
     
     // Используем /auth/status так как он всегда доступен при наличии сети
-    const response = await fetch('/api/auth/status', {
+    await fetch('/api/auth/status', {
       method: 'GET',
       signal: controller.signal,
       cache: 'no-cache',