phase 14-15: docker build validation and helm deployment

lakehouse/schemas/trade_fills.sql

@@ -1,5 +1,9 @@
 -- Analytical fact table: trade_fills
--- Partitioned by dt on MinIO
+-- Fill and execution records from broker.
+-- Partitioned by dt on MinIO.
+-- Path: s3://stonks-lakehouse/warehouse/trade_fills/dt={yyyy-mm-dd}/part-*.parquet
+-- Requirements: 9.4, 9.5, 10.1, 10.3
+-- Design ref: Section 7 (lake.trade_fills)
 
 CREATE TABLE IF NOT EXISTS lakehouse.stonks.trade_fills (
     fill_id           VARCHAR,
@@ -8,6 +12,7 @@ CREATE TABLE IF NOT EXISTS lakehouse.stonks.trade_fills (
     side              VARCHAR,
     fill_price        DOUBLE,
     fill_quantity     DOUBLE,
+    commission        DOUBLE,
     broker_account    VARCHAR,
     filled_at         TIMESTAMP(6) WITH TIME ZONE,
     dt                DATE