{"schema_version":"onlylabs.public_signal.v1","title":"Microsoft Repo: microsoft/Reversible-App-Sample","description":"Microsoft repo signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/237cea66-e798-426f-b0a5-954b4e02080f","json_url":"https://onlylabs.fyi/signals/237cea66-e798-426f-b0a5-954b4e02080f/signal.json","generated_at":"2026-06-27T00:28:25.657Z","evidence_latest_fetched_at":"2026-06-21T07:03:40.25593+00:00","signal_first_seen_at":"2026-06-21T07:00:30.879198+00:00","org":{"slug":"microsoft","name":"Microsoft","category":"frontier-lab","category_label":"Frontier lab","dossier_url":"https://onlylabs.fyi/labs/microsoft","dossier_json_url":"https://onlylabs.fyi/labs/microsoft/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/237cea66-e798-426f-b0a5-954b4e02080f","signal_json":"https://onlylabs.fyi/signals/237cea66-e798-426f-b0a5-954b4e02080f/signal.json","source":"https://github.com/microsoft/Reversible-App-Sample","lab_dossier":"https://onlylabs.fyi/labs/microsoft","lab_dossier_json":"https://onlylabs.fyi/labs/microsoft/dossier.json","analysis":"https://onlylabs.fyi/analysis/microsoft","analysis_json":"https://onlylabs.fyi/analysis/microsoft/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/microsoft/evidence.json","category":"https://onlylabs.fyi/frontier","category_json":"https://onlylabs.fyi/frontier.json","category_feed":"https://onlylabs.fyi/frontier/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json","topic":null,"topic_signals_json":null,"topic_feed":null,"data_business":null},"answer_pack":{"answer":"Microsoft published microsoft/Reversible-App-Sample (Java). 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Dapr pub/sub abstracts the broker so you can run locally with RabbitMQ or in a cloud-like mode with Azure Service Bus. The startup scripts automatically stop any existing environment and build containers when needed; after that, switching backends reuses the same images. What the sample does - Java services (Spring Boot) - `reversible-api` (API): publishes customer events through Dapr - `reversible-observer` (Observer): subscribes to the same events via Dapr - React `customer-webapp` UI to interact with the API - PostgreSQL for persistence (pre-seeded data) - Dapr sidecars + components for pub/sub - Aspire Dashboard for local telemetry The API emits customer events to the Dapr pub/sub component. 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