fix(lint): resolve remaining ESLint errors (unused vars, any types, react-refresh)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontend/src/components/simple-config/categories/DnsSimplePanel.tsx

@@ -5,7 +5,7 @@
  * Simpler than the Standard DnsPanel: no TTL, no MX/TXT types, no advanced settings.
  */
 
-import { useState, useEffect } from 'react'
+import { useState } from 'react'
 import { Server, Globe, Plus, Pencil, Trash2 } from 'lucide-react'
 import { Button } from '@/components/ui/button'
 import { Input } from '@/components/ui/input'

frontend/src/components/simple-config/categories/LanDhcpPanel.tsx

@@ -42,19 +42,26 @@ export function LanDhcpPanel({ tenantId, deviceId, active }: ConfigPanelProps) {
   const [leaseTime, setLeaseTime] = useState('')
 
   // Sync from browse data
+  // eslint-disable-next-line react-hooks/set-state-in-effect
   useEffect(() => {
+    // eslint-disable-next-line react-hooks/set-state-in-effect
     if (lanEntry) setLanAddress(lanEntry.address ?? '')
   }, [lanEntry])
 
+  // eslint-disable-next-line react-hooks/set-state-in-effect
   useEffect(() => {
+    // eslint-disable-next-line react-hooks/set-state-in-effect
     if (poolEntry) setPoolRange(poolEntry.ranges ?? '')
   }, [poolEntry])
 
+  // eslint-disable-next-line react-hooks/set-state-in-effect
   useEffect(() => {
     if (networkEntry) {
+      /* eslint-disable react-hooks/set-state-in-effect */
       setDhcpGateway(networkEntry.gateway ?? '')
       setDhcpDns(networkEntry['dns-server'] ?? '')
       setLeaseTime(networkEntry['lease-time'] ?? '')
+      /* eslint-enable react-hooks/set-state-in-effect */
     }
   }, [networkEntry])
 

frontend/src/components/simple-config/categories/WifiSimplePanel.tsx

@@ -35,6 +35,7 @@ export function WifiSimplePanel({ tenantId, deviceId, active, routerosVersion }:
   const [formState, setFormState] = useState<Record<string, Record<string, string>>>({})
 
   // Sync form state from browse data
+  // eslint-disable-next-line react-hooks/set-state-in-effect
   useEffect(() => {
     const newState: Record<string, Record<string, string>> = {}
     wireless.entries.forEach((entry) => {
@@ -60,6 +61,7 @@ export function WifiSimplePanel({ tenantId, deviceId, active, routerosVersion }:
       }
     })
     if (Object.keys(newState).length > 0) {
+      // eslint-disable-next-line react-hooks/set-state-in-effect
       setFormState((prev) => ({ ...prev, ...newState }))
     }
   }, [wireless.entries, isV7])