android_cast/examples/ota/mqtt-topics.md

MQTT OTA topics (retained payloads)

Publish retained payloads for these topics:

• v0/ota/channel/stable.json -> content of examples/ota/v0/ota/channel/stable.json
• v0/ota/channel/current.json -> content of examples/ota/v0/ota/channel/current.json
• v0/ota/channel/next.json -> content of examples/ota/v0/ota/channel/next.json
• v0/ota/00/00.01/00.01.00/android_cast_00.01.00.00_manifest.json
• v0/ota/00/00.01/00.01.00/android_cast_00.01.00.00_sign.json
• v0/ota/00/00.01/00.01.00/android_cast_00.01.00.00.otapkg
• v0/ota/00/00.01/00.01.01/android_cast_00.01.01.01_manifest.json
• v0/ota/00/00.01/00.01.01/android_cast_00.01.01.01_sign.json
• v0/ota/00/00.01/00.01.01/android_cast_00.01.01.01.otapkg

HTTP mirrors may also host *.otabundle.zip (manifest + sign + package.apk in one STORED zip).
The app uses per-artifact MQTT topics only — it does not download bundles over MQTT.

Example source URL in app settings:

• mqtt://foxx.org:1883/v0/ota/channel/stable.json