feat(tests): update Alpaca API tests to include range parameters and improve stock database cleanup

- Modified Alpaca Historical Bars tests to include range parameters in API requests.
- Updated test descriptions for clarity.
- Added cleanup step to delete test ticker after verification in stock database tests.
- Adjusted Vitest configuration to exclude test files from coverage.

app/routes/api/alpaca/positions.ts

@@ -12,9 +12,13 @@ export async function loader() {
   try {
     const positions = await alpaca.getPositions();
     return Response.json(
-      positions.map((p: { symbol: string; qty: string; avg_entry_price: string; current_price: string }) => ({
+      positions.map((p: { symbol: string; qty: string; avg_entry_price: string; current_price: string; market_value: string; unrealized_pl: string }) => ({
         ticker: p.symbol,
         qty: parseFloat(p.qty),
+        avg_entry_price: parseFloat(p.avg_entry_price),
+        current_price: parseFloat(p.current_price),
+        market_value: parseFloat(p.market_value),
+        unrealized_pl: parseFloat(p.unrealized_pl),
       }))
     );
   } catch (error) {