style: auto-fix ESLint issues (curly braces and formatting)

- Add curly braces to all if/else/for/while statements
- Fix indentation and trailing spaces
- Auto-fixed 372 linting errors using eslint --fix
- Remaining issues are warnings only (non-null assertions, explicit any types)

src/gateway/ui/pages/dashboard.js

@@ -14,17 +14,17 @@ function formatUptime(seconds) {
   const m = Math.floor((seconds % 3600) / 60);
   const s = seconds % 60;
   const parts = [];
-  if (d > 0) parts.push(`${d}d`);
-  if (h > 0) parts.push(`${h}h`);
-  if (m > 0) parts.push(`${m}m`);
+  if (d > 0) {parts.push(`${d}d`);}
+  if (h > 0) {parts.push(`${h}h`);}
+  if (m > 0) {parts.push(`${m}m`);}
   parts.push(`${s}s`);
   return parts.join(' ');
 }
 
 function timeAgo(timestamp) {
   const secs = Math.floor((Date.now() - timestamp) / 1000);
-  if (secs < 60) return `${secs}s ago`;
-  if (secs < 3600) return `${Math.floor(secs / 60)}m ago`;
+  if (secs < 60) {return `${secs}s ago`;}
+  if (secs < 3600) {return `${Math.floor(secs / 60)}m ago`;}
   return `${Math.floor(secs / 3600)}h ago`;
 }
 
@@ -76,7 +76,7 @@ function renderSkeleton(el) {
 
 function updateCounters(metrics, health) {
   const el = document.getElementById('ops-counters');
-  if (!el) return;
+  if (!el) {return;}
 
   const sessions = health?.sessions ?? 0;
   const errCount = metrics?.errors ?? 0;
@@ -94,13 +94,13 @@ function updateCounters(metrics, health) {
     `<div class="stat-card">
       <div class="stat-label">${c.label}</div>
       <div class="stat-value ${c.cls}">${c.value}</div>
-    </div>`
+    </div>`,
   ).join('');
 }
 
 function updateModelTable(metrics) {
   const el = document.getElementById('ops-model-table');
-  if (!el) return;
+  if (!el) {return;}
 
   const mc = metrics?.modelCalls;
   const calls = mc?.recentCalls ?? [];
@@ -155,7 +155,7 @@ function updateModelTable(metrics) {
 
 function updateEvents(eventsData) {
   const el = document.getElementById('ops-events');
-  if (!el) return;
+  if (!el) {return;}
 
   const events = eventsData?.events ?? [];
 
@@ -180,7 +180,7 @@ function updateEvents(eventsData) {
 
 function updateActiveRequests(requestsData) {
   const el = document.getElementById('ops-requests');
-  if (!el) return;
+  if (!el) {return;}
 
   const requests = requestsData?.requests ?? [];
 
@@ -219,7 +219,7 @@ function updateActiveRequests(requestsData) {
 
 function updateChannels(channelsData) {
   const el = document.getElementById('ops-channels');
-  if (!el) return;
+  if (!el) {return;}
 
   const channels = channelsData?.channels ?? [];
 
@@ -232,7 +232,7 @@ function updateChannels(channelsData) {
     `<div class="channel-card">
       <span class="channel-dot ${ch.status}"></span>
       <span class="channel-name">${escapeHtml(ch.name)}</span>
-    </div>`
+    </div>`,
   ).join('');
 }