Joule Capability Bundles — wire a code agent into Joule

To make a code-based A2A agent callable from Joule, ship a joule-capability/ directory containing four kinds of .sapdas.yaml files. Joule consumes them via the Joule CLI (joule deploy).

Bundle layout

joule-capability/
├── capability.sapdas.yaml         # who is this agent, where is its Agent Card
├── _da.sapdas.yaml                # which conversational surfaces it can appear in
├── scenarios/
│   └── default.sapdas.yaml        # intents → functions
└── functions/
    └── <name>.sapdas.yaml         # each function maps to an A2A skill id

capability.sapdas.yaml