Add a provider-neutral skill for implementing Chopin plans #50MergedMaggieAppletonmerged 3 commits intomainfromrefs/pull/50/headConversationFiles changed7 files changed+267-4StackedSplitapps/server/src/mcp.ts+17 −0apps/server/src/mcp/lifecycle.ts+7 −4docs/superpowers/plans/2026-08-19-canonical-implementation-skill-instructions.md+92 −0docs/superpowers/specs/2026-08-19-canonical-implementation-skill-instructions-design.md+35 −0skills/implementing-chopin-plans/SKILL.md+42 −0skills/implementing-chopin-plans/contract.test.ts+67 −0skills/implementing-chopin-plans/prompt.md+7 −0