Add paper URL support

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

src/threads/data/backfill.rs

@@ -1,6 +1,6 @@
 use super::ThreadType;
 use crate::{
-    config::{Config, ALPACA_CRYPTO_DATA_URL, ALPACA_STOCK_DATA_URL},
+    config::{Config, ALPACA_CRYPTO_DATA_API_URL, ALPACA_STOCK_DATA_API_URL},
     database,
     types::{
         alpaca::{
@@ -77,6 +77,7 @@ pub async fn run(handler: Arc<Box<dyn Handler>>, mut receiver: mpsc::Receiver<Me
 
     loop {
         let message = receiver.recv().await.unwrap();
+
         spawn(handle_backfill_message(
             handler.clone(),
             backfill_jobs.clone(),
@@ -414,12 +415,12 @@ pub fn create_handler(thread_type: ThreadType, config: Arc<Config>) -> Box<dyn H
     match thread_type {
         ThreadType::Bars(Class::UsEquity) => Box::new(BarHandler {
             config,
-            data_url: ALPACA_STOCK_DATA_URL,
+            data_url: ALPACA_STOCK_DATA_API_URL,
             api_query_constructor: us_equity_query_constructor,
         }),
         ThreadType::Bars(Class::Crypto) => Box::new(BarHandler {
             config,
-            data_url: ALPACA_CRYPTO_DATA_URL,
+            data_url: ALPACA_CRYPTO_DATA_API_URL,
             api_query_constructor: crypto_query_constructor,
         }),
         ThreadType::News => Box::new(NewsHandler { config }),