chore(workplan): add WP-0003 Event Bridge Implementation
24 tasks (T34-T57) across 6 phases: domain model refactor
(rules/instructions), sandboxed rule evaluator, instruction executor,
IssueSink adapter, task_spawn_log migration, event type registry,
ActivityDefinition file parser, one-off scheduled trigger,
Gitea webhook receiver, context resolver adapters (repo-scoping,
state-hub), first real ActivityDefinition, and full test suite.
Hub workstream: b4eb45a9-69e3-4ab0-b00c-67a53c3117c5
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
tegwick
4a8e1a76b8