phase 14-15: docker build validation and helm deployment

dashboards/README.md

@@ -3,9 +3,18 @@
 Apache Superset dashboard configurations and starter datasets for Stonks Oracle.
 
 ## Starter Dashboards
-- Symbol Overview — company profile, source health, recent documents
-- Sentiment Heatmap — market-wide sentiment by sector and symbol
-- Prediction Accuracy — predicted signals vs realized price moves
-- Paper Trading PnL — paper trade performance and position tracking
-- Model Quality — extraction success rates, latency, and confidence distributions
-- Source Coverage — ingestion throughput, source failures, and coverage gaps
+See `starter/` for dashboard definitions covering:
+- Symbol Overview — company profiles, source health, recent documents, and market snapshots
+- Sentiment Heatmap — market-wide sentiment by sector and symbol, catalyst analysis
+- Prediction Accuracy — predicted signals vs realized price moves, confidence calibration
+- Paper Trading PnL — cumulative PnL, position snapshots, order history, and scorecards
+
+## Operational Dashboards
+See `operational/` for dashboard definitions covering:
+- Ingestion Throughput — documents/hour by source type, success/failure rates, stale sources
+- Model Extraction Quality — success rates, latency percentiles, validation failures, confidence distributions
+- Source Coverage & Gaps — per-symbol source type matrix, missing sources, failure heatmap
+
+Starter dashboards are powered by the Trino `lakehouse` catalog over MinIO-backed analytical tables.
+Operational dashboards query the Query API `/api/ops/*` endpoints.
+All dashboards can be imported into Superset via the UI or CLI.