주변 블루투스 스캔을 추가

public/assets/app.js

@@ -16,6 +16,7 @@
         wifi5: $('#wifi5'),
         wifiTable: $('#wifiTable'),
         wifiScan: $('#wifiScan'),
+        bluetoothScan: $('#bluetoothScan'),
         statusHost: $('#statusHost'),
         statusLoad: $('#statusLoad'),
         statusUsers: $('#statusUsers'),
@@ -153,6 +154,18 @@
             wifiScanFresh: 'fresh',
             wifiScanDisabledWithHistory: 'scan disabled, showing last observed networks',
             wifiScanObservedAll: 'all observed BSSID history',
+            bluetoothScan: 'Nearby Bluetooth Scan',
+            bluetoothScanDisabled: 'Nearby Bluetooth scan is disabled.',
+            bluetoothScanEmpty: 'No nearby Bluetooth scan results.',
+            bluetoothScanCached: 'cached',
+            bluetoothScanFresh: 'fresh',
+            bluetoothScanDisabledWithHistory: 'scan disabled, showing last observed devices',
+            bluetoothScanObservedAll: 'all observed devices',
+            deviceName: 'Device',
+            address: 'Address',
+            paired: 'Paired',
+            trusted: 'Trusted',
+            blocked: 'Blocked',
             observed: 'Observed',
             ssid: 'SSID',
             channel: 'Channel',
@@ -306,6 +319,18 @@
             wifiScanFresh: '실시간',
             wifiScanDisabledWithHistory: '스캔 꺼짐, 마지막 관측 목록 표시',
             wifiScanObservedAll: '전체 BSSID 누적 관측',
+            bluetoothScan: '주변 Bluetooth 스캔',
+            bluetoothScanDisabled: '주변 Bluetooth 스캔이 꺼져 있습니다.',
+            bluetoothScanEmpty: '주변 Bluetooth 스캔 결과가 없습니다.',
+            bluetoothScanCached: '캐시',
+            bluetoothScanFresh: '실시간',
+            bluetoothScanDisabledWithHistory: '스캔 꺼짐, 마지막 관측 장치 표시',
+            bluetoothScanObservedAll: '전체 장치 누적 관측',
+            deviceName: '장치',
+            address: '주소',
+            paired: '페어링',
+            trusted: '신뢰',
+            blocked: '차단',
             observed: '관측',
             ssid: 'SSID',
             channel: '채널',
@@ -1329,6 +1354,7 @@
         }
 
         renderWifiScan(data.wifi?.scan || null);
+        renderBluetoothScan(data.bluetooth?.scan || null);
     }
 
     function renderWifiScan(scan) {
@@ -1342,7 +1368,7 @@
 
         const networks = Array.isArray(scan?.networks) ? scan.networks : [];
         if (!scan || (scan.enabled === false && networks.length === 0)) {
-            els.wifiScan.innerHTML = `<div class="wifi-scan-empty">${escapeHtml(t('wifiScanDisabled'))}</div>`;
+            els.wifiScan.innerHTML = `<div class="scan-empty">${escapeHtml(t('wifiScanDisabled'))}</div>`;
             return;
         }
 
@@ -1404,6 +1430,85 @@
         });
     }
 
+    function renderBluetoothScan(scan) {
+        if (!els.bluetoothScan) return;
+        const wrap = els.bluetoothScan.querySelector('.table-wrap');
+        const scrollLeft = wrap ? wrap.scrollLeft : 0;
+        const devices = Array.isArray(scan?.devices) ? scan.devices : [];
+
+        if (!scan || (scan.enabled === false && devices.length === 0)) {
+            els.bluetoothScan.innerHTML = `<div class="scan-empty">${escapeHtml(t('bluetoothScanDisabled'))}</div>`;
+            return;
+        }
+
+        const observedMode = scan.observed_mode === 'all' ? t('bluetoothScanObservedAll') : '-';
+        const status = scan.enabled === false
+            ? `${t('bluetoothScanDisabledWithHistory')} · ${observedMode}`
+            : `${scan.cached ? t('bluetoothScanCached') : t('bluetoothScanFresh')} · ${escapeHtml(scan.generated_at || '-')} · ${observedMode}`;
+        const rows = devices.length ? devices.map(device => `
+            <tr>
+                <td>${escapeHtml(device.display_name || device.alias || device.name || '-')}</td>
+                <td>${escapeHtml(device.address || '-')}</td>
+                <td>${escapeHtml(device.address_type || '-')}</td>
+                <td><span class="wifi-signal ${bluetoothSignalClass(device.rssi)}">${escapeHtml(bluetoothRssiText(device.rssi))}</span></td>
+                <td>${escapeHtml(device.tx_power ?? '-')}</td>
+                <td>${escapeHtml(booleanStateText(device.connected))}</td>
+                <td>${escapeHtml(booleanStateText(device.paired))}</td>
+                <td>${escapeHtml(booleanStateText(device.trusted))}</td>
+                <td>${escapeHtml(booleanStateText(device.blocked))}</td>
+                <td>${escapeHtml(device.icon || '-')}</td>
+                <td>${escapeHtml(device.class || '-')}</td>
+                <td>${escapeHtml(joinDetailLines(device.uuids))}</td>
+                <td>${escapeHtml(joinDetailLines(device.manufacturer_data))}</td>
+                <td>${escapeHtml(joinDetailLines(device.service_data))}</td>
+                <td>${escapeHtml(device.modalias || '-')}</td>
+                <td>${escapeHtml(device.appearance || '-')}</td>
+                <td>${escapeHtml(wifiObservedText(device))}</td>
+            </tr>
+        `).join('') : `<tr><td colspan="17">${escapeHtml(t('bluetoothScanEmpty'))}</td></tr>`;
+
+        els.bluetoothScan.innerHTML = `
+            <div class="wifi-scan-head">
+                <span>${status}</span>
+            </div>
+            <div class="table-wrap compact">
+                <table class="wifi-scan-table">
+                    <thead><tr><th>${escapeHtml(t('deviceName'))}</th><th>${escapeHtml(t('address'))}</th><th>주소 종류</th><th>RSSI</th><th>TxPower</th><th>${escapeHtml(t('connected'))}</th><th>${escapeHtml(t('paired'))}</th><th>${escapeHtml(t('trusted'))}</th><th>${escapeHtml(t('blocked'))}</th><th>Icon</th><th>Class</th><th>UUID</th><th>제조사 데이터</th><th>서비스 데이터</th><th>Modalias</th><th>Appearance</th><th>${escapeHtml(t('observed'))}</th></tr></thead>
+                    <tbody>${rows}</tbody>
+                </table>
+            </div>
+        `;
+        requestAnimationFrame(() => {
+            const nextWrap = els.bluetoothScan.querySelector('.table-wrap');
+            if (nextWrap) nextWrap.scrollLeft = scrollLeft;
+        });
+    }
+
+    function bluetoothRssiText(value) {
+        return Number.isFinite(Number(value)) ? `${Number(value)} dBm` : '-';
+    }
+
+    function bluetoothSignalClass(value) {
+        const dbm = Number(value);
+        if (!Number.isFinite(dbm)) return 'unknown';
+        if (dbm >= -55) return 'excellent';
+        if (dbm >= -67) return 'good';
+        if (dbm >= -75) return 'fair';
+        if (dbm >= -85) return 'weak';
+        return 'bad';
+    }
+
+    function booleanStateText(value) {
+        if (value === true) return state.lang === 'ko' ? '예' : 'yes';
+        if (value === false) return state.lang === 'ko' ? '아니오' : 'no';
+        return '-';
+    }
+
+    function joinDetailLines(value) {
+        if (!Array.isArray(value) || value.length === 0) return '-';
+        return value.join(' / ');
+    }
+
     function wifiObservedText(row) {
         if (row?.observed_source === 'live') {
             return row?.last_seen_at ? `${timeAgo(secondsSinceLocalTime(row.last_seen_at))} · ${row.last_seen_at}` : '방금';