Feat: Add live state API endpoint

app/api/live-state/route.js

@@ -0,0 +1,29 @@
+import { NextResponse } from 'next/server';
+import fs from 'fs';
+
+export const dynamic = 'force-dynamic';
+
+const STATE_FILE = '/tmp/kalbot-live-state.json';
+
+export async function GET() {
+  try {
+    const raw = fs.readFileSync(STATE_FILE, 'utf-8');
+    const data = JSON.parse(raw);
+    return NextResponse.json(data);
+  } catch (e) {
+    return NextResponse.json({
+      market: null,
+      live: {
+        balance: null, portfolioValue: null, totalPnL: 0,
+        wins: 0, losses: 0, winRate: 0, totalTrades: 0,
+        openOrders: [], paused: true, dailyLoss: 0,
+        maxDailyLoss: 20, maxPerTrade: 5,
+        enabledStrategies: [], positions: []
+      },
+      strategies: [],
+      workerUptime: 0,
+      lastUpdate: null,
+      error: 'Worker not running or no data yet'
+    });
+  }
+}