v0.3.0

What's Changed

Features

• feat(tui): stream replies, cancel tasks, and handle input-required by @alDuncanson in #98
• feat: send non-text parts (files and structured data) by @alDuncanson in #111
• feat: implement ListTasks across service, CLI, and MCP by @alDuncanson in #112
• feat: list and delete push notification configs by @alDuncanson in #113
• feat: implement GetExtendedAgentCard by @alDuncanson in #114
• feat: attach SendMessageConfiguration to outgoing messages by @alDuncanson in #115
• feat: negotiate transport instead of hardcoding JSON-RPC by @alDuncanson in #116
• feat: support HTTP Basic and OpenID Connect security schemes by @alDuncanson in #117
• feat: support A2A extensions by @alDuncanson in #118

Fixes

• fix: harden task listing against partial and out-of-range results by @alDuncanson in #120
• fix: show validation error messages instead of a blank Error: by @jayeeebee in #134
• fix: forward attachments to the agent on send and stream by @alDuncanson in #125
• fix: look up the task's single push config when no ID is given by @alDuncanson in #127
• fix: read v1.0 push notification payloads and allow requiring a token by @alDuncanson in #128
• fix: report the protocol version of cards that mix v0.3 and v1.0 shapes by @alDuncanson in #129
• fix(tui): stop the second reply of a session crashing the send worker by @alDuncanson in #130
• fix(tui): save Basic and OIDC servers in a form that loads again by @alDuncanson in #138
• fix(cli): report agent protocol errors without a traceback by @alDuncanson in #141
• fix(tui): warn once about an unresolved server secret and open its scheme by @alDuncanson in #142
• fix: resolve a URL attachment's media type when its name gives none by @alDuncanson in #143

Security

• fix(security): only send credentials to the configured origin by @alDuncanson in #126

Documentation

• docs: cover everything landed since v0.2.0 by @alDuncanson in #132
• docs: document the generated agent skill and shape release notes by @alDuncanson in #144

Dependencies

• build(deps): bump urllib3 to 2.8.0 by @alDuncanson in #133
• build(deps): bump mcp to 1.30.0 by @alDuncanson in #136

Other changes

• chore: widen the uv_build pin and drop the deprecated license classifier by @alDuncanson in #131

New Contributors

• @jayeeebee made their first contribution in #134

Full Changelog: v0.2.0...v0.3.0