v0.7.3 — async retune + docs suite

esp_rtl_sdr 0.7.3

Status: 0.x early — not production warranty. See PROJECT_TRUTH.md.

Highlights

• True async retune from event callbacks (retune_hz / streaming set_center_freq queue + EVT_RETUNED)
• Fail-closed lifecycle, continuous rates, need/health/passport APIs
• Host policy tests + ESP-IDF P4 compile CI (5.3.2 / 5.4.1)

Documentation (post-tag master also has)

• Full API reference (docs/API_REFERENCE.md)
• Examples, troubleshooting, Kconfig, soak procedure, intentional SCOPE
• Review gap map: docs/REVIEW_GAPS_2026-08.md

Still open (lab)

• Gain / bias CAP (clean-room capture)
• Filled multi-hour soak log from this tree

Pin

git checkout v0.7.3

Component version in idf_component.yml / library.json: 0.7.3

License: AGPL-3.0-only; commercial terms: LICENSING.md