apphost.addon.media.contract-describe

Project the supported Buzz /media contract. No secrets.

Overview

Property	Value
Workflow type	Atomic
Library	App-apphost
Version	1.0

Input Schema

Field	Type	Required	Default	Description
host	string	Yes	—	—
identity_app_uuid	uuid	No	—	—
namespace	string	No	—	—

Output Schema

Field	Type	Required	Default	Description
media_url	string	No	—	—
auth	json	No	—	—
durable_volume	string	No	—	—
shared_document_plane	boolean	No	—	—
identity_app_uuid	uuid	No	—	—
authorization	string	No	—	—
failure_reason	string	No	—	Engine-stamped failure reason
failure_type	string	No	—	Stable failure classification
failed_action	string	No	—	Action that failed
failed_at_state	string	No	—	State when the workflow failed
failed_step	json	No	—	Failed DAG step envelope
failed_layer	json	No	—	Failed DAG layer envelope
error	string	No	—	Engine-stamped exception message
error_type	string	No	—	Engine-stamped exception class name

States

State	Initial	Terminal	Success	Auto-advance	Description
pending	Yes	No	—	execute	—
completed	No	Yes	Yes	—	—
failed	No	Yes	No	—	—

State Diagram

Transitions

From	Action	To	Description
pending	execute	completed	—
* (any state)	fail	failed	—

API Usage

POST /api/workflows/start
Content-Type: application/json

{
  "workflow_type": "apphost.addon.media.contract-describe",
  "initial_data": {
    "host": "value"
  }
}