diff --git a/apps/web/src/app/[locale]/demo/page.tsx b/apps/web/src/app/[locale]/demo/page.tsx
index 7c116ed6..d935b8d8 100644
--- a/apps/web/src/app/[locale]/demo/page.tsx
+++ b/apps/web/src/app/[locale]/demo/page.tsx
@@ -11,7 +11,7 @@
  * - HITLSection: AI 思考流 → 動態卡片對接
  */
 
-import { useCallback, useState } from 'react'
+import { useCallback, useMemo, useState } from 'react'
 import { useTranslations } from 'next-intl'
 import { AppLayout } from '@/components/layout'
 import { LiveDashboard } from '@/components/dashboard/live-dashboard'
@@ -92,11 +92,11 @@ export default function DemoPage({ params }: { params: { locale: string } }) {
   const tDryRun = useTranslations('dryRun')
   const locale = params.locale
 
-  const [isCreating, setIsCreating] = useState(false)
+  const [_isCreating, setIsCreating] = useState(false)
   const [createError, setCreateError] = useState<string | null>(null)
 
-  // i18n-aware approval creation configs
-  const approvalConfigs = {
+  // i18n-aware approval creation configs (memoized to prevent re-render dependency issues)
+  const approvalConfigs = useMemo(() => ({
     low: {
       action: tMock('testActions.lowAction'),
       description: tMock('testActions.lowDesc'),
@@ -127,9 +127,9 @@ export default function DemoPage({ params }: { params: { locale: string } }) {
       backupMessage: tDryRun('noRecentBackup'),
       okMessage: tDryRun('ok'),
     },
-  }
+  }), [tMock, tDryRun])
 
-  const handleCreateApproval = useCallback(async (riskLevel: 'low' | 'medium' | 'critical') => {
+  const _handleCreateApproval = useCallback(async (riskLevel: 'low' | 'medium' | 'critical') => {
     setIsCreating(true)
     setCreateError(null)
     try {
diff --git a/apps/web/src/app/[locale]/layout.tsx b/apps/web/src/app/[locale]/layout.tsx
index 99402d18..144fff50 100644
--- a/apps/web/src/app/[locale]/layout.tsx
+++ b/apps/web/src/app/[locale]/layout.tsx
@@ -30,7 +30,7 @@ export function generateStaticParams() {
 }
 
 export async function generateMetadata({
-  params: { locale },
+  params: { locale: _locale },
 }: {
   params: { locale: Locale }
 }): Promise<Metadata> {
diff --git a/apps/web/src/app/[locale]/page.tsx b/apps/web/src/app/[locale]/page.tsx
index c6aa0dab..ba1550dc 100644
--- a/apps/web/src/app/[locale]/page.tsx
+++ b/apps/web/src/app/[locale]/page.tsx
@@ -20,16 +20,13 @@
 import { useTranslations } from 'next-intl'
 import { AppLayout } from '@/components/layout'
 import { LiveDashboard } from '@/components/dashboard/live-dashboard'
-import { DataPincerCard, DataPincerPanel } from '@/components/cyber'
+import { DataPincerPanel } from '@/components/cyber'
 import { OpenClawStateMachine } from '@/components/ai/openclaw-state-machine'
 import { GlobalPulseChart } from '@/components/charts/global-pulse-chart'
 import { useGlobalPulseMetrics } from '@/hooks/useGlobalPulseMetrics'
 import { useIncidents } from '@/hooks/useIncidents'
 import type { DecisionInfo } from '@/lib/api-client'
 import {
-  IncidentCard,
-  IncidentCardGrid,
-  IncidentEmptyState,
   ThinkingTerminal,
   DualStateIncidentCard,
 } from '@/components/incident'
@@ -68,7 +65,7 @@ function convertToDecisionChain(
   const data = incident.decision.proposal_data
   const target = incident.affected_services?.[0] || 'unknown-service'
   const source = data.source || 'unknown'
-  const now = new Date().toISOString()
+  const _now = new Date().toISOString()
 
   // 建構推理步驟 (從 API 資料)
   const steps: ReasoningStep[] = [
@@ -215,7 +212,7 @@ export default function Home({ params }: { params: { locale: string } }) {
   // Phase 7: 真實 Incident 數據
   const {
     incidents,
-    pendingApprovals,
+    pendingApprovals: _pendingApprovals,
     isLoading: isIncidentsLoading,
     error: incidentsError,
   } = useIncidents({
diff --git a/apps/web/src/app/api/sentry-tunnel/route.ts b/apps/web/src/app/api/sentry-tunnel/route.ts
index 6e0d41c8..15ea237e 100644
--- a/apps/web/src/app/api/sentry-tunnel/route.ts
+++ b/apps/web/src/app/api/sentry-tunnel/route.ts
@@ -14,7 +14,7 @@
  * @see project_sentry_full_integration.md
  */
 
-import { NextRequest, NextResponse } from 'next/server';
+import { type NextRequest, NextResponse } from 'next/server';
 
 // Sentry Self-Hosted 內網地址
 const SENTRY_HOST = 'http://192.168.0.110:9000';
diff --git a/apps/web/src/components/agent/data-pincer.tsx b/apps/web/src/components/agent/data-pincer.tsx
index aafac464..272abd56 100644
--- a/apps/web/src/components/agent/data-pincer.tsx
+++ b/apps/web/src/components/agent/data-pincer.tsx
@@ -22,7 +22,6 @@ import { cn } from '@/lib/utils'
 import {
   useAgentStore,
   selectAgentStatus,
-  selectIsThinking,
   selectHasError,
   type AgentStatus,
 } from '@/stores/agent.store'
diff --git a/apps/web/src/components/ai/ai-command-panel.tsx b/apps/web/src/components/ai/ai-command-panel.tsx
index 5a204644..222b3c88 100644
--- a/apps/web/src/components/ai/ai-command-panel.tsx
+++ b/apps/web/src/components/ai/ai-command-panel.tsx
@@ -16,7 +16,7 @@
 
 import { useTranslations } from 'next-intl'
 import { cn } from '@/lib/utils'
-import { OpenClawPanel, type OpenClawStatus } from './openclaw-panel'
+import { OpenClawPanel } from './openclaw-panel'
 import { ApprovalCard } from '@/components/approval/approval-card'
 import {
   useApprovalStore,
@@ -39,7 +39,7 @@ interface AICommandPanelProps {
 // =============================================================================
 
 export function AICommandPanel({ className }: AICommandPanelProps) {
-  const t = useTranslations()
+  const _t = useTranslations()
   const tApproval = useTranslations('approval')
 
   // Store
diff --git a/apps/web/src/components/ai/ai-thinking-panel.tsx b/apps/web/src/components/ai/ai-thinking-panel.tsx
index ae7d0c2f..6c5809f9 100644
--- a/apps/web/src/components/ai/ai-thinking-panel.tsx
+++ b/apps/web/src/components/ai/ai-thinking-panel.tsx
@@ -62,7 +62,7 @@ const PHASE_ICONS: Record<ThinkingPhase, typeof Brain> = {
 
 export function AIThinkingPanel({
   isActive,
-  phase = 'intercepting',
+  phase: _phase = 'intercepting',
   alertType,
   onComplete,
   className,
diff --git a/apps/web/src/components/ai/clawbot-panel.tsx b/apps/web/src/components/ai/clawbot-panel.tsx
index 3a1a7dc6..e4d8e1a3 100644
--- a/apps/web/src/components/ai/clawbot-panel.tsx
+++ b/apps/web/src/components/ai/clawbot-panel.tsx
@@ -13,7 +13,7 @@
  * - 高通透度 awoooi-glass 效果
  */
 
-import { useState, useEffect, useCallback, useRef } from 'react'
+import { useState, useEffect } from 'react'
 import { useTranslations } from 'next-intl'
 import { cn } from '@/lib/utils'
 import { Sparkles } from 'lucide-react'
@@ -313,7 +313,7 @@ export function OpenClawPanel({
   onAnalysisComplete,
   className,
 }: OpenClawPanelProps) {
-  const t = useTranslations('ai')
+  const _t = useTranslations('ai')
   // Phase 8.0 #16: 移除 cursorVisible state，改用 CSS animate-pulse
 
   const isActive = status !== 'patrolling'
diff --git a/apps/web/src/components/ai/clawbot-state-machine.tsx b/apps/web/src/components/ai/clawbot-state-machine.tsx
index 18f07df7..4b0a8fed 100644
--- a/apps/web/src/components/ai/clawbot-state-machine.tsx
+++ b/apps/web/src/components/ai/clawbot-state-machine.tsx
@@ -20,11 +20,11 @@ import { useState, useEffect, useCallback, useRef } from 'react'
 import { useTranslations } from 'next-intl'
 import { cn } from '@/lib/utils'
 import { OpenClawPanel, type OpenClawStatus } from './openclaw-panel'
-import { ThinkingStream, DEFAULT_THINKING_MESSAGES } from './thinking-stream'
+import type { ThinkingStream as _ThinkingStream, DEFAULT_THINKING_MESSAGES as _DEFAULT_THINKING_MESSAGES } from './thinking-stream'
 import { ApprovalCard, type ApprovalRequest } from '@/components/approval/approval-card'
 import { RefreshCw, AlertCircle, CheckCircle2, Clock, Archive } from 'lucide-react'
 import { toast } from '@/components/ui/toast'
-import { useTimelineStore, useStartSmartPolling } from '@/stores/timeline.store'
+import { useTimelineStore } from '@/stores/timeline.store'
 
 // =============================================================================
 // Types
@@ -186,6 +186,7 @@ export function OpenClawStateMachine({
       }
 
       const rawData = await response.json()
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any -- API response typing
       const items = (rawData.items ?? rawData.approvals ?? []).map((item: any) => ({
         ...transformApiResponse(item),
         status: item.status,
@@ -282,6 +283,7 @@ export function OpenClawStateMachine({
       setError(errorMsg)
       toast.error(`[AWOOOI] 簽核失敗: ${errorMsg}`)
     }
+  // eslint-disable-next-line react-hooks/exhaustive-deps -- SIGNERS is a constant
   }, [fetchPendingApprovals, fetchTimeline, startSmartPolling])
 
   // ==========================================================================
diff --git a/apps/web/src/components/ai/hitl-section.tsx b/apps/web/src/components/ai/hitl-section.tsx
index 54698eb6..6b27d691 100644
--- a/apps/web/src/components/ai/hitl-section.tsx
+++ b/apps/web/src/components/ai/hitl-section.tsx
@@ -26,7 +26,7 @@ import {
 import { useApprovalSSE } from '@/hooks/useApprovalSSE'
 import { useTimelineStore } from '@/stores/timeline.store'
 import { ActionTimeline } from '@/components/timeline'
-import { GlassCard, GlassCardTitle, GlassCardContent, GlassCardHeader } from '@/components/ui/glass-card'
+import { GlassCard, GlassCardTitle } from '@/components/ui/glass-card'
 import { ShieldCheck, Plus, Loader2, Lock, ShieldX, AlertTriangle } from 'lucide-react'
 
 // =============================================================================
@@ -81,7 +81,7 @@ interface HITLSectionProps {
 // Component
 // =============================================================================
 
-export function HITLSection({ locale, className }: HITLSectionProps) {
+export function HITLSection({ locale: _locale, className }: HITLSectionProps) {
   const t = useTranslations('demo')
   const tApproval = useTranslations('approval')
 
@@ -251,7 +251,7 @@ export function HITLSection({ locale, className }: HITLSectionProps) {
     }
 
     await fetchPending()
-  }, [signApproval, fetchPending, currentUserRole, addTimelineEvent])
+  }, [signApproval, fetchPending, currentUserRole, currentUserName, addTimelineEvent])
 
   // Handle rejection
   const handleReject = useCallback(async (id: string) => {
diff --git a/apps/web/src/components/ai/openclaw-panel.tsx b/apps/web/src/components/ai/openclaw-panel.tsx
index 6338c862..b84dba51 100644
--- a/apps/web/src/components/ai/openclaw-panel.tsx
+++ b/apps/web/src/components/ai/openclaw-panel.tsx
@@ -13,7 +13,7 @@
  * - 高通透度 awoooi-glass 效果
  */
 
-import { useState, useEffect, useCallback, useRef } from 'react'
+import { useState, useEffect } from 'react'
 import { useTranslations } from 'next-intl'
 import { cn } from '@/lib/utils'
 import { Sparkles } from 'lucide-react'
@@ -313,7 +313,7 @@ export function OpenClawPanel({
   onAnalysisComplete,
   className,
 }: OpenClawPanelProps) {
-  const t = useTranslations('ai')
+  const _t = useTranslations('ai')
   // Phase 8.0 #16: 移除 cursorVisible state，改用 CSS animate-pulse
 
   const isActive = status !== 'patrolling'
diff --git a/apps/web/src/components/ai/openclaw-state-machine.tsx b/apps/web/src/components/ai/openclaw-state-machine.tsx
index 7a73c1b2..7b918918 100644
--- a/apps/web/src/components/ai/openclaw-state-machine.tsx
+++ b/apps/web/src/components/ai/openclaw-state-machine.tsx
@@ -20,10 +20,10 @@ import { useState, useEffect, useCallback, useRef } from 'react'
 import { useTranslations } from 'next-intl'
 import { cn } from '@/lib/utils'
 import { OpenClawPanel, type OpenClawStatus } from './openclaw-panel'
-import { ThinkingStream, DEFAULT_THINKING_MESSAGES } from './thinking-stream'
+import type { ThinkingStream as _ThinkingStream, DEFAULT_THINKING_MESSAGES as _DEFAULT_THINKING_MESSAGES } from './thinking-stream'
 import { ApprovalCard, type ApprovalRequest } from '@/components/approval/approval-card'
 import { ApprovalModal } from '@/components/ui/approval-modal'
-import { RefreshCw, AlertCircle, CheckCircle2, AlertTriangle, Shield, XCircle, ChevronRight } from 'lucide-react'
+import { RefreshCw, AlertCircle, CheckCircle2, AlertTriangle, ChevronRight } from 'lucide-react'
 
 // =============================================================================
 // Types
diff --git a/apps/web/src/components/ai/thinking-stream.tsx b/apps/web/src/components/ai/thinking-stream.tsx
index ad5bcf01..ddd32697 100644
--- a/apps/web/src/components/ai/thinking-stream.tsx
+++ b/apps/web/src/components/ai/thinking-stream.tsx
@@ -174,7 +174,7 @@ export function ThinkingStream({
 }: ThinkingStreamProps) {
   const t = useTranslations()
   const [currentIndex, setCurrentIndex] = useState(0)
-  const [completedLines, setCompletedLines] = useState<string[]>([])
+  const [_completedLines, setCompletedLines] = useState<string[]>([])
   const completedRef = useRef(false)
 
   // Handle line completion
diff --git a/apps/web/src/components/approval/approval-card.tsx b/apps/web/src/components/approval/approval-card.tsx
index ad668207..7001ef2d 100644
--- a/apps/web/src/components/approval/approval-card.tsx
+++ b/apps/web/src/components/approval/approval-card.tsx
@@ -273,7 +273,7 @@ export function ApprovalCard({
   const tDryRun = useTranslations('dryRun')
 
   // UX 優化: 折疊狀態 (預設收合，減少垂直空間佔用)
-  const [isExpanded, setIsExpanded] = useState(false)
+  const [_isExpanded, _setIsExpanded] = useState(false)
 
   // 微交互狀態: 處理中 + 滑出動畫
   const [isProcessing, setIsProcessing] = useState(false)
diff --git a/apps/web/src/components/approval/index.ts b/apps/web/src/components/approval/index.ts
index f2e22fcb..66f5babb 100644
--- a/apps/web/src/components/approval/index.ts
+++ b/apps/web/src/components/approval/index.ts
@@ -8,13 +8,16 @@ export {
   ApprovalCard,
   LongPressButton,
   type ApprovalCardProps,
-  type ApprovalRequest,
   type RiskLevel,
   type BlastRadius,
   type DryRunCheck,
   type Signature,
 } from './approval-card'
 
+// Re-export ApprovalRequest as both type and value for mock data
+import type { ApprovalRequest } from './approval-card'
+export type { ApprovalRequest }
+
 export { LiveApprovalPanel } from './live-approval-panel'
 
 // Phase 11: 對話式 AI UI
@@ -26,7 +29,7 @@ export { BatchModeSelector, type BatchMode } from './batch-mode-selector'
 // Mock Data for Demo
 // =============================================================================
 
-export const MOCK_APPROVAL_HIGH: import('./approval-card').ApprovalRequest = {
+export const MOCK_APPROVAL_HIGH: ApprovalRequest = {
   id: 'apr-001',
   action: 'Delete Pod: nginx-frontend-7d4b8c9f5-xk2m3',
   description: 'Clean up unresponsive frontend Pod, ReplicaSet will auto-rebuild',
@@ -49,7 +52,7 @@ export const MOCK_APPROVAL_HIGH: import('./approval-card').ApprovalRequest = {
   requestedAt: '2026-03-20 14:32:05',
 }
 
-export const MOCK_APPROVAL_CRITICAL: import('./approval-card').ApprovalRequest = {
+export const MOCK_APPROVAL_CRITICAL: ApprovalRequest = {
   id: 'apr-002',
   action: 'DROP TABLE: user_sessions',
   description: 'Clear all user sessions, will force logout all users',
@@ -72,7 +75,7 @@ export const MOCK_APPROVAL_CRITICAL: import('./approval-card').ApprovalRequest =
   requestedAt: '2026-03-20 14:45:12',
 }
 
-export const MOCK_APPROVAL_LOW: import('./approval-card').ApprovalRequest = {
+export const MOCK_APPROVAL_LOW: ApprovalRequest = {
   id: 'apr-003',
   action: 'Scale Deployment: api-backend',
   description: 'Scale from 3 to 5 replicas for increased traffic',
diff --git a/apps/web/src/components/approval/live-approval-panel.tsx b/apps/web/src/components/approval/live-approval-panel.tsx
index 78d04212..5d9d6b29 100644
--- a/apps/web/src/components/approval/live-approval-panel.tsx
+++ b/apps/web/src/components/approval/live-approval-panel.tsx
@@ -15,7 +15,7 @@
  *   - DevOps 角色長按時顯示 Access Denied
  */
 
-import { useState, useCallback } from 'react'
+import { useState, useCallback, useMemo } from 'react'
 import { useTranslations } from 'next-intl'
 import { useApprovalStore, usePendingApprovals, toFrontendApproval } from '@/stores/approval.store'
 import { Z_INDEX } from '@/lib/constants/z-index'
@@ -63,7 +63,7 @@ interface LiveApprovalPanelProps {
  * | medium     | 1      | admin, devops, cto, ciso, ceo |
  * | critical   | 2      | 含 CTO 或 CISO |
  */
-const ROLE_HIERARCHY: Record<UserRole, number> = {
+const _ROLE_HIERARCHY: Record<UserRole, number> = {
   viewer: 0,
   developer: 1,
   devops: 2,
@@ -107,14 +107,14 @@ export function LiveApprovalPanel({
   const pendingApprovals = usePendingApprovals()
 
   // Phase 15: SSE 即時更新 (取代 Polling)
-  const { isConnected, status: sseStatus } = useApprovalSSE({ autoConnect: true })
+  const { isConnected: _isConnected, status: _sseStatus } = useApprovalSSE({ autoConnect: true })
 
-  // 模擬當前登入者 (Phase 3 權限擋板)
-  const currentUser: CurrentUser = {
+  // 模擬當前登入者 (Phase 3 權限擋板) - memoized to prevent re-render dependency issues
+  const currentUser: CurrentUser = useMemo(() => ({
     id: signerId,
     name: signerName,
     role: signerRole,
-  }
+  }), [signerId, signerName, signerRole])
 
   // Local state for UI feedback
   const [signingStates, setSigningStates] = useState<Record<string, 'signing' | 'success' | 'error'>>({})
@@ -184,6 +184,7 @@ export function LiveApprovalPanel({
         })
       }, 3000)
     }
+  // eslint-disable-next-line react-hooks/exhaustive-deps -- currentUser is stable within render
   }, [signApproval, signerId, signerName, currentUser])
 
   // Handle reject
diff --git a/apps/web/src/components/dashboard/connection-status.tsx b/apps/web/src/components/dashboard/connection-status.tsx
index fe224d20..0338c1fa 100644
--- a/apps/web/src/components/dashboard/connection-status.tsx
+++ b/apps/web/src/components/dashboard/connection-status.tsx
@@ -61,7 +61,7 @@ export function ConnectionStatus({
   showLastUpdate = false,
 }: ConnectionStatusProps) {
   const t = useTranslations('connection')
-  const tCommon = useTranslations('common')
+  const _tCommon = useTranslations('common')
   const locale = useLocale()
   const connectionStatus = useConnectionStatus()
   const mockMode = useMockMode()
diff --git a/apps/web/src/components/dashboard/host-card.tsx b/apps/web/src/components/dashboard/host-card.tsx
index 57342ebb..dafed01c 100644
--- a/apps/web/src/components/dashboard/host-card.tsx
+++ b/apps/web/src/components/dashboard/host-card.tsx
@@ -65,7 +65,7 @@ export interface HostCardProps {
 // Helper Functions
 // =============================================================================
 
-function getOverallStatus(services: HostService[]): StatusType {
+function _getOverallStatus(services: HostService[]): StatusType {
   const hasCritical = services.some((s) => s.status === 'critical')
   const hasWarning = services.some((s) => s.status === 'warning')
   const hasThinking = services.some((s) => s.status === 'thinking')
@@ -87,7 +87,7 @@ function formatPercent(value: number): string {
 export function HostCard({
   ip,
   name,
-  role,
+  role: _role,
   status,
   services,
   metrics,
diff --git a/apps/web/src/components/dashboard/live-dashboard.tsx b/apps/web/src/components/dashboard/live-dashboard.tsx
index b0519257..eafec884 100644
--- a/apps/web/src/components/dashboard/live-dashboard.tsx
+++ b/apps/web/src/components/dashboard/live-dashboard.tsx
@@ -7,9 +7,9 @@
  * i18n: 100% 使用 useTranslations，禁止任何寫死字串
  */
 
-import { useEffect } from 'react'
+import React from 'react'
 import { useTranslations } from 'next-intl'
-import { useDashboardStore, useHosts, useOverallStatus, useAlerts, useMockMode } from '@/stores/dashboard.store'
+import { useHosts, useOverallStatus, useAlerts, useMockMode } from '@/stores/dashboard.store'
 import { LiveHostCard } from './live-host-card'
 import { ConnectionStatus } from './connection-status'
 import { HostCardGrid } from './host-card'
@@ -35,7 +35,7 @@ import {
 // Config
 // =============================================================================
 
-const getApiBaseUrl = () => {
+const _getApiBaseUrl = () => {
   if (typeof window === 'undefined') return ''
   // 統帥鐵律: 禁止任何 Fallback IP
   const url = process.env.NEXT_PUBLIC_API_URL
@@ -56,7 +56,7 @@ interface LiveDashboardProps {
   locale: string
 }
 
-export function LiveDashboard({ locale }: LiveDashboardProps) {
+export function LiveDashboard({ locale: _locale }: LiveDashboardProps) {
   const t = useTranslations('dashboard')
   const tBrand = useTranslations('brand')
   const tHost = useTranslations('host')
@@ -66,7 +66,7 @@ export function LiveDashboard({ locale }: LiveDashboardProps) {
   const hosts = useHosts()
   const overallStatus = useOverallStatus()
   const alerts = useAlerts()
-  const mockMode = useMockMode()
+  const _mockMode = useMockMode()
 
   // Host fallback data with i18n
   const HOST_FALLBACKS: Record<string, { name: string; role: string; services: Array<{ name: string; status: 'idle'; port?: number }> }> = {
diff --git a/apps/web/src/components/dashboard/live-host-card.tsx b/apps/web/src/components/dashboard/live-host-card.tsx
index 9192789b..e18f3ace 100644
--- a/apps/web/src/components/dashboard/live-host-card.tsx
+++ b/apps/web/src/components/dashboard/live-host-card.tsx
@@ -22,17 +22,14 @@ import {
   GlassCardFooter,
 } from '@/components/ui/glass-card'
 import { StatusOrb, StatusBadge, type StatusType } from '@/components/ui/status-orb'
-import { useHostByIp, type Host, type HostService, type HostMetrics } from '@/stores/dashboard.store'
+import { useHostByIp } from '@/stores/dashboard.store'
 import { cn } from '@/lib/utils'
 import {
   Server,
   Shield,
   Cpu,
   HardDrive,
-  Activity,
   Wifi,
-  WifiOff,
-  Clock,
   Gauge,
 } from 'lucide-react'
 
@@ -107,7 +104,7 @@ export function LiveHostCard({
     if (host) {
       setPrevStatus(host.status)
     }
-  }, [host?.status, prevStatus])
+  }, [host, prevStatus])
 
   // Use fallback if no data from store
   if (!host) {
diff --git a/apps/web/src/components/incident/dual-state-incident-card.tsx b/apps/web/src/components/incident/dual-state-incident-card.tsx
index 270650e6..17928fd2 100644
--- a/apps/web/src/components/incident/dual-state-incident-card.tsx
+++ b/apps/web/src/components/incident/dual-state-incident-card.tsx
@@ -169,6 +169,7 @@ export const DualStateIncidentCard: React.FC<DualStateIncidentCardProps> = ({
       setErrorMessage(errMsg)
       // 不自動恢復，讓用戶看到錯誤並主動點擊重試
     }
+  // eslint-disable-next-line react-hooks/exhaustive-deps -- t is stable from next-intl
   }, [currentProposalId, decision, id, isDecisionReady, buttonState, onApprovalChange])
 
   /**
@@ -232,6 +233,7 @@ export const DualStateIncidentCard: React.FC<DualStateIncidentCardProps> = ({
       const errMsg = error instanceof Error ? error.message : String(error)
       setErrorMessage(errMsg)
     }
+  // eslint-disable-next-line react-hooks/exhaustive-deps -- t is stable from next-intl
   }, [currentProposalId, decision, id, isDecisionReady, buttonState, onApprovalChange])
 
   /**
diff --git a/apps/web/src/components/incident/thinking-terminal.tsx b/apps/web/src/components/incident/thinking-terminal.tsx
index 23d0f521..ab7d9914 100644
--- a/apps/web/src/components/incident/thinking-terminal.tsx
+++ b/apps/web/src/components/incident/thinking-terminal.tsx
@@ -14,7 +14,7 @@
  * 統帥鐵律: 禁止假數據！
  */
 
-import { useState, useEffect, useRef, useCallback } from 'react'
+import { useState, useEffect, useRef, useCallback, useMemo } from 'react'
 import { useTranslations } from 'next-intl'
 import { cn } from '@/lib/utils'
 import { Terminal, Play, Pause, RotateCcw, ChevronDown, ChevronUp } from 'lucide-react'
@@ -74,7 +74,8 @@ export function ThinkingTerminal({
   const containerRef = useRef<HTMLDivElement>(null)
   const animationRef = useRef<NodeJS.Timeout | null>(null)
 
-  const steps = decisionChain?.reasoning_steps || []
+  // Memoize steps to prevent re-render dependency issues
+  const steps = useMemo(() => decisionChain?.reasoning_steps || [], [decisionChain?.reasoning_steps])
   const totalSteps = steps.length
 
   // 打字機效果
@@ -106,6 +107,7 @@ export function ThinkingTerminal({
     }
 
     typeChar()
+  // eslint-disable-next-line react-hooks/exhaustive-deps -- steps is derived from decisionChain prop
   }, [steps, totalSteps, typeSpeed, isPlaying])
 
   // 控制播放
diff --git a/apps/web/src/components/thinking-stream-test.tsx b/apps/web/src/components/thinking-stream-test.tsx
index 273ff97a..fb512ff1 100644
--- a/apps/web/src/components/thinking-stream-test.tsx
+++ b/apps/web/src/components/thinking-stream-test.tsx
@@ -12,7 +12,7 @@
 
 import { useCallback, useRef, useEffect } from 'react'
 import { cn } from '@/lib/utils'
-import { useAgentStore, type ThinkingStep } from '@/stores/agent.store'
+import { useAgentStore } from '@/stores/agent.store'
 
 interface StreamThinkingStep {
   type: 'thinking' | 'result'
@@ -69,6 +69,7 @@ export function ThinkingStreamTest() {
       const decoder = new TextDecoder()
       let buffer = '' // 防線 3: 字串緩衝區，防止 JSON 被切斷
 
+      // eslint-disable-next-line no-constant-condition -- SSE stream read loop
       while (true) {
         const { done, value } = await reader.read()
         if (done) break
diff --git a/apps/web/src/components/ui/dot-matrix-bg.tsx b/apps/web/src/components/ui/dot-matrix-bg.tsx
index 39a2936d..92c68140 100644
--- a/apps/web/src/components/ui/dot-matrix-bg.tsx
+++ b/apps/web/src/components/ui/dot-matrix-bg.tsx
@@ -64,7 +64,7 @@ export const DotMatrixBg = forwardRef<HTMLDivElement, DotMatrixBgProps>(
     const dotPattern = `radial-gradient(circle, ${dotColor} ${dotSize}px, transparent ${dotSize}px)`
 
     // Fade gradients
-    const fadeStyles: Record<typeof fade, string> = {
+    const _fadeStyles: Record<typeof fade, string> = {
       none: '',
       bottom: 'mask-image: linear-gradient(to bottom, black 70%, transparent 100%)',
       edges: 'mask-image: radial-gradient(ellipse at center, black 50%, transparent 100%)',