# Spec Kit Component: trade-feed

> For the complete documentation index, see [llms.txt](https://traderx.finos.org/llms.txt).

[Learning Guide — Simple App - Base Uncontainerized App](https://traderx.finos.org/docs/learning/state-001-baseline-uncontainerized-parity.md): purpose, walkthrough, and related learning states.

# Spec Kit Component: trade-feed

## Responsibilities

*   Provide pub/sub message bus for trade and position event topics.
*   Maintain command compatibility for subscribe/unsubscribe/publish flows.

## Covered Flows

*   `STARTUP`
*   [`F2`](https://traderx.finos.org/specs/baseline-uncontainerized-parity/system/end-to-end-flows.md#f2-bootstrap-trade--position-blotters)
*   [`F4`](https://traderx.finos.org/specs/baseline-uncontainerized-parity/system/end-to-end-flows.md#f4-process-trade-events)

## Requirement Coverage

*   [`SYS-FR-001`](https://traderx.finos.org/specs/baseline-uncontainerized-parity/system/system-requirements.md), [`SYS-FR-004`](https://traderx.finos.org/specs/baseline-uncontainerized-parity/system/system-requirements.md)
*   [`SYS-NFR-004`](https://traderx.finos.org/specs/baseline-uncontainerized-parity/system/system-requirements.md)

## Verification

*   `scripts/test-trade-feed-overlay.sh`