feat: add stock detail page with chart, position, and orders

- Add /api/alpaca/orders endpoint for order history
- Add TradingView chart component for candlestick visualization
- Add /analyze/:ticker route with position and orders display
- Make ticker cells in analyze page clickable for navigation

app/routes/api/alpaca/orders.ts

@@ -0,0 +1,18 @@
+import Alpaca from "@alpacahq/alpaca-trade-api";
+
+const alpaca = new Alpaca({
+  keyId: process.env.ALPACA_API_KEY!,
+  secretKey: process.env.ALPACA_SECRET_KEY!,
+  baseUrl: process.env.ALPACA_BASE_URL || "https://paper-api.alpaca.markets",
+  retryOnError: false,
+});
+
+export async function loader() {
+  try {
+    const orders = await alpaca.getOrders();
+    return Response.json({ orders });
+  } catch (error) {
+    console.error("Alpaca orders error:", error);
+    return Response.json({ orders: [] }, { status: 500 });
+  }
+}