fix: refresh same-day OHLCV bars

app/scheduler.py

@@ -518,7 +518,7 @@ async def collect_ohlcv(
     Uses AlpacaOHLCVProvider. Processes each ticker independently.
     On rate limit, records last successful ticker for resume.
         Start date is resolved by ingestion progress:
-            - existing ticker: resume from last_ingested_date + 1
+            - existing ticker: overlap last_ingested_date so partial bars refresh
             - new ticker: backfill the configured history window
 
     ``full_backfill`` forces every ticker to re-fetch the full
@@ -1496,8 +1496,8 @@ _DAILY_PIPELINE_STEPS = [
     ("alerts", "dispatch_alerts_job"),
 ]
 
-# Near-close (~15:30 ET Mon–Fri): refresh in-progress day-t bars (already how
-# the intraday pipeline keeps the dashboard live), then the only daily
+# Near-close (~15:30 ET Mon–Fri): refresh in-progress day-t bars (incremental
+# ingestion overlaps the latest stored session), then the only daily
 # qualifying R:R scan, then Telegram immediately so manual fills can still hit
 # MOC cutoffs (~15:50/15:55). Under a 15-minute delayed SIP feed a 15:30 scan
 # may see ~15:15 prices — immaterial for a 12-1 momentum signal.

app/services/ingestion_service.py

@@ -129,7 +129,12 @@ async def fetch_and_ingest(
         if bar_count < minimum_backfill_bars:
             start_date = backfill_start
         elif progress is not None:
-            start_date = progress.last_ingested_date + timedelta(days=1)
+            # Re-fetch the latest stored session so an in-progress daily bar can
+            # be overwritten as the market moves. Starting one day later makes
+            # every subsequent intraday, near-close, and manual refresh skip
+            # today's bar once the first partial snapshot has been stored.
+            # The price-store upsert keeps this one-session overlap idempotent.
+            start_date = progress.last_ingested_date
         else:
             start_date = backfill_start