diff --git a/src/components/providers/ClaudeSection/ClaudeModal.tsx b/src/components/providers/ClaudeSection/ClaudeModal.tsx
index 7c5c5a1..980a933 100644
--- a/src/components/providers/ClaudeSection/ClaudeModal.tsx
+++ b/src/components/providers/ClaudeSection/ClaudeModal.tsx
@@ -4,7 +4,8 @@ import { Button } from '@/components/ui/Button';
 import { HeaderInputList } from '@/components/ui/HeaderInputList';
 import { Input } from '@/components/ui/Input';
 import { Modal } from '@/components/ui/Modal';
-import { ModelInputList, modelsToEntries } from '@/components/ui/ModelInputList';
+import { ModelInputList } from '@/components/ui/ModelInputList';
+import { modelsToEntries } from '@/components/ui/modelInputListUtils';
 import type { ProviderKeyConfig } from '@/types';
 import { headersToEntries } from '@/utils/headers';
 import { excludedModelsToText } from '../utils';
diff --git a/src/components/providers/CodexSection/CodexModal.tsx b/src/components/providers/CodexSection/CodexModal.tsx
index 8e84bf2..0dbe0ec 100644
--- a/src/components/providers/CodexSection/CodexModal.tsx
+++ b/src/components/providers/CodexSection/CodexModal.tsx
@@ -6,7 +6,7 @@ import { Input } from '@/components/ui/Input';
 import { Modal } from '@/components/ui/Modal';
 import type { ProviderKeyConfig } from '@/types';
 import { headersToEntries } from '@/utils/headers';
-import { modelsToEntries } from '@/components/ui/ModelInputList';
+import { modelsToEntries } from '@/components/ui/modelInputListUtils';
 import { excludedModelsToText } from '../utils';
 import type { ProviderFormState, ProviderModalProps } from '../types';
 
diff --git a/src/components/providers/OpenAISection/OpenAIModal.tsx b/src/components/providers/OpenAISection/OpenAIModal.tsx
index d9ff0c7..3d76e4a 100644
--- a/src/components/providers/OpenAISection/OpenAIModal.tsx
+++ b/src/components/providers/OpenAISection/OpenAIModal.tsx
@@ -4,7 +4,8 @@ import { Button } from '@/components/ui/Button';
 import { HeaderInputList } from '@/components/ui/HeaderInputList';
 import { Input } from '@/components/ui/Input';
 import { Modal } from '@/components/ui/Modal';
-import { ModelInputList, modelsToEntries } from '@/components/ui/ModelInputList';
+import { ModelInputList } from '@/components/ui/ModelInputList';
+import { modelsToEntries } from '@/components/ui/modelInputListUtils';
 import { useNotificationStore } from '@/stores';
 import { apiCallApi, getApiCallErrorMessage } from '@/services/api';
 import type { OpenAIProviderConfig, ApiKeyEntry } from '@/types';
diff --git a/src/components/providers/ProviderNav/ProviderNav.tsx b/src/components/providers/ProviderNav/ProviderNav.tsx
index f716ece..ef4ef3e 100644
--- a/src/components/providers/ProviderNav/ProviderNav.tsx
+++ b/src/components/providers/ProviderNav/ProviderNav.tsx
@@ -29,14 +29,8 @@ const PROVIDERS: ProviderNavItem[] = [
 export function ProviderNav() {
   const resolvedTheme = useThemeStore((state) => state.resolvedTheme);
   const [activeProvider, setActiveProvider] = useState<ProviderId | null>(null);
-  const [mounted, setMounted] = useState(false);
   const scrollContainerRef = useRef<HTMLElement | null>(null);
 
-  useEffect(() => {
-    setMounted(true);
-    return () => setMounted(false);
-  }, []);
-
   const getScrollContainer = useCallback(() => {
     if (scrollContainerRef.current) return scrollContainerRef.current;
     const container = document.querySelector('.content') as HTMLElement | null;
@@ -74,7 +68,6 @@ export function ProviderNav() {
     const container = getScrollContainer();
     if (!container) return;
 
-    handleScroll();
     container.addEventListener('scroll', handleScroll, { passive: true });
     return () => container.removeEventListener('scroll', handleScroll);
   }, [handleScroll, getScrollContainer]);
@@ -120,7 +113,7 @@ export function ProviderNav() {
     </div>
   );
 
-  if (!mounted) return null;
+  if (typeof document === 'undefined') return null;
 
   return createPortal(navContent, document.body);
 }
diff --git a/src/components/providers/VertexSection/VertexModal.tsx b/src/components/providers/VertexSection/VertexModal.tsx
index 169af79..1eb2f91 100644
--- a/src/components/providers/VertexSection/VertexModal.tsx
+++ b/src/components/providers/VertexSection/VertexModal.tsx
@@ -4,7 +4,8 @@ import { Button } from '@/components/ui/Button';
 import { HeaderInputList } from '@/components/ui/HeaderInputList';
 import { Input } from '@/components/ui/Input';
 import { Modal } from '@/components/ui/Modal';
-import { ModelInputList, modelsToEntries } from '@/components/ui/ModelInputList';
+import { ModelInputList } from '@/components/ui/ModelInputList';
+import { modelsToEntries } from '@/components/ui/modelInputListUtils';
 import type { ProviderKeyConfig } from '@/types';
 import { headersToEntries } from '@/utils/headers';
 import type { ProviderModalProps, VertexFormState } from '../types';
diff --git a/src/components/ui/ModelInputList.tsx b/src/components/ui/ModelInputList.tsx
index e4340ac..7616330 100644
--- a/src/components/ui/ModelInputList.tsx
+++ b/src/components/ui/ModelInputList.tsx
@@ -1,12 +1,7 @@
 import { Fragment } from 'react';
 import { Button } from './Button';
 import { IconX } from './icons';
-import type { ModelAlias } from '@/types';
-
-interface ModelEntry {
-  name: string;
-  alias: string;
-}
+import type { ModelEntry } from './modelInputListUtils';
 
 interface ModelInputListProps {
   entries: ModelEntry[];
@@ -17,29 +12,6 @@ interface ModelInputListProps {
   aliasPlaceholder?: string;
 }
 
-export const modelsToEntries = (models?: ModelAlias[]): ModelEntry[] => {
-  if (!Array.isArray(models) || models.length === 0) {
-    return [{ name: '', alias: '' }];
-  }
-  return models.map((m) => ({
-    name: m.name || '',
-    alias: m.alias || ''
-  }));
-};
-
-export const entriesToModels = (entries: ModelEntry[]): ModelAlias[] => {
-  return entries
-    .filter((entry) => entry.name.trim())
-    .map((entry) => {
-      const model: ModelAlias = { name: entry.name.trim() };
-      const alias = entry.alias.trim();
-      if (alias && alias !== model.name) {
-        model.alias = alias;
-      }
-      return model;
-    });
-};
-
 export function ModelInputList({
   entries,
   onChange,
diff --git a/src/components/ui/modelInputListUtils.ts b/src/components/ui/modelInputListUtils.ts
new file mode 100644
index 0000000..d7f8453
--- /dev/null
+++ b/src/components/ui/modelInputListUtils.ts
@@ -0,0 +1,29 @@
+import type { ModelAlias } from '@/types';
+
+export interface ModelEntry {
+  name: string;
+  alias: string;
+}
+
+export const modelsToEntries = (models?: ModelAlias[]): ModelEntry[] => {
+  if (!Array.isArray(models) || models.length === 0) {
+    return [{ name: '', alias: '' }];
+  }
+  return models.map((model) => ({
+    name: model.name || '',
+    alias: model.alias || ''
+  }));
+};
+
+export const entriesToModels = (entries: ModelEntry[]): ModelAlias[] => {
+  return entries
+    .filter((entry) => entry.name.trim())
+    .map((entry) => {
+      const model: ModelAlias = { name: entry.name.trim() };
+      const alias = entry.alias.trim();
+      if (alias && alias !== model.name) {
+        model.alias = alias;
+      }
+      return model;
+    });
+};
diff --git a/src/pages/AiProvidersClaudeEditPage.tsx b/src/pages/AiProvidersClaudeEditPage.tsx
index dcf4384..bccf7d6 100644
--- a/src/pages/AiProvidersClaudeEditPage.tsx
+++ b/src/pages/AiProvidersClaudeEditPage.tsx
@@ -5,7 +5,8 @@ import { Card } from '@/components/ui/Card';
 import { Button } from '@/components/ui/Button';
 import { Input } from '@/components/ui/Input';
 import { HeaderInputList } from '@/components/ui/HeaderInputList';
-import { ModelInputList, modelsToEntries } from '@/components/ui/ModelInputList';
+import { ModelInputList } from '@/components/ui/ModelInputList';
+import { modelsToEntries } from '@/components/ui/modelInputListUtils';
 import { useEdgeSwipeBack } from '@/hooks/useEdgeSwipeBack';
 import { SecondaryScreenShell } from '@/components/common/SecondaryScreenShell';
 import { providersApi } from '@/services/api';
diff --git a/src/pages/AiProvidersCodexEditPage.tsx b/src/pages/AiProvidersCodexEditPage.tsx
index f17faaf..5685682 100644
--- a/src/pages/AiProvidersCodexEditPage.tsx
+++ b/src/pages/AiProvidersCodexEditPage.tsx
@@ -11,7 +11,7 @@ import { providersApi } from '@/services/api';
 import { useAuthStore, useConfigStore, useNotificationStore } from '@/stores';
 import type { ProviderKeyConfig } from '@/types';
 import { buildHeaderObject, headersToEntries } from '@/utils/headers';
-import { entriesToModels } from '@/components/ui/ModelInputList';
+import { entriesToModels } from '@/components/ui/modelInputListUtils';
 import { excludedModelsToText, parseExcludedModels } from '@/components/providers/utils';
 import type { ProviderFormState } from '@/components/providers';
 import layoutStyles from './AiProvidersEditLayout.module.scss';
diff --git a/src/pages/AiProvidersOpenAIEditLayout.tsx b/src/pages/AiProvidersOpenAIEditLayout.tsx
index f165b6d..70280b1 100644
--- a/src/pages/AiProvidersOpenAIEditLayout.tsx
+++ b/src/pages/AiProvidersOpenAIEditLayout.tsx
@@ -4,7 +4,7 @@ import { Outlet, useLocation, useNavigate, useParams } from 'react-router-dom';
 import { useTranslation } from 'react-i18next';
 import { providersApi } from '@/services/api';
 import { useAuthStore, useConfigStore, useNotificationStore } from '@/stores';
-import { entriesToModels, modelsToEntries } from '@/components/ui/ModelInputList';
+import { entriesToModels, modelsToEntries } from '@/components/ui/modelInputListUtils';
 import type { ApiKeyEntry, OpenAIProviderConfig } from '@/types';
 import type { ModelInfo } from '@/utils/models';
 import { buildHeaderObject, headersToEntries } from '@/utils/headers';
diff --git a/src/pages/AiProvidersVertexEditPage.tsx b/src/pages/AiProvidersVertexEditPage.tsx
index de15a66..f02792c 100644
--- a/src/pages/AiProvidersVertexEditPage.tsx
+++ b/src/pages/AiProvidersVertexEditPage.tsx
@@ -5,7 +5,8 @@ import { Card } from '@/components/ui/Card';
 import { Button } from '@/components/ui/Button';
 import { Input } from '@/components/ui/Input';
 import { HeaderInputList } from '@/components/ui/HeaderInputList';
-import { ModelInputList, modelsToEntries } from '@/components/ui/ModelInputList';
+import { ModelInputList } from '@/components/ui/ModelInputList';
+import { modelsToEntries } from '@/components/ui/modelInputListUtils';
 import { useEdgeSwipeBack } from '@/hooks/useEdgeSwipeBack';
 import { SecondaryScreenShell } from '@/components/common/SecondaryScreenShell';
 import { providersApi } from '@/services/api';
diff --git a/src/pages/OAuthPage.tsx b/src/pages/OAuthPage.tsx
index a21beae..d4aae80 100644
--- a/src/pages/OAuthPage.tsx
+++ b/src/pages/OAuthPage.tsx
@@ -1,4 +1,4 @@
-import { useEffect, useRef, useState, type ChangeEvent } from 'react';
+import { useCallback, useEffect, useRef, useState, type ChangeEvent } from 'react';
 import { useTranslation } from 'react-i18next';
 import { Card } from '@/components/ui/Card';
 import { Button } from '@/components/ui/Button';
@@ -85,11 +85,16 @@ export function OAuthPage() {
   const timers = useRef<Record<string, number>>({});
   const vertexFileInputRef = useRef<HTMLInputElement | null>(null);
 
+  const clearTimers = useCallback(() => {
+    Object.values(timers.current).forEach((timer) => window.clearInterval(timer));
+    timers.current = {};
+  }, []);
+
   useEffect(() => {
     return () => {
-      Object.values(timers.current).forEach((timer) => window.clearInterval(timer));
+      clearTimers();
     };
-  }, []);
+  }, [clearTimers]);
 
   const updateProviderState = (provider: OAuthProvider, next: Partial<ProviderState>) => {
     setStates((prev) => ({
diff --git a/src/pages/SettingsPage.tsx b/src/pages/SettingsPage.tsx
index 5588342..85ccc89 100644
--- a/src/pages/SettingsPage.tsx
+++ b/src/pages/SettingsPage.tsx
@@ -97,7 +97,7 @@ export function SettingsPage() {
         setRoutingStrategy(config.routingStrategy);
       }
     }
-  }, [config?.proxyUrl, config?.requestRetry, config?.logsMaxTotalSizeMb, config?.routingStrategy]);
+  }, [config]);
 
   const setPendingFlag = (key: PendingKey, value: boolean) => {
     setPending((prev) => ({ ...prev, [key]: value }));
diff --git a/src/stores/useAuthStore.ts b/src/stores/useAuthStore.ts
index cf7905d..dcd5721 100644
--- a/src/stores/useAuthStore.ts
+++ b/src/stores/useAuthStore.ts
@@ -163,7 +163,7 @@ export const useAuthStore = create<AuthStoreState>()(
           });
 
           return true;
-        } catch (error) {
+        } catch {
           set({
             isAuthenticated: false,
             connectionStatus: 'error'