OpenSpec Development Adapter

Converts OpenSpec change proposals into executable plans and delegates implementation to superpowers:subagent-driven-development.

Prerequisites

• Active OpenSpec change with approved proposal.md
• Populated tasks.md with tasks organized by phase
• Clean git state on main branch

Invocation

/openspec-dev <change-id> [phases]

Arguments:

• <change-id> — Required. The OpenSpec change directory name
• [phases] — Optional. Phase filter using numeric ranges (e.g., 1,3,5-7)