Fix panic when fetching bars

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

src/config.rs

@@ -51,8 +51,8 @@ impl Config {
                 .build()
                 .unwrap(),
             alpaca_rate_limit: RateLimiter::direct(Quota::per_minute(match alpaca_source {
-                Source::Iex => NonZeroU32::new(200).unwrap(),
-                Source::Sip => NonZeroU32::new(1000).unwrap(),
+                Source::Iex => NonZeroU32::new(180).unwrap(),
+                Source::Sip => NonZeroU32::new(900).unwrap(),
             })),
             alpaca_historical_offset: Duration::from_secs(match alpaca_source {
                 Source::Iex => 900,

src/data/historical.rs

@@ -91,7 +91,12 @@ pub async fn backfill(
             break;
         };
 
-        for bar in response.bars.remove(&asset.symbol).unwrap().unwrap() {
+        for bar in response
+            .bars
+            .remove(&asset.symbol)
+            .unwrap_or_default()
+            .unwrap_or_default()
+        {
             bars.insert(bar.timestamp, Bar::from((bar, asset.symbol.clone())));
         }