MCP: add compact pattern guidance#8227
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Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com> Copilot-Session: 4c3c4aa9-78c5-4b57-81c0-5f97416b4977
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This was referenced Jul 24, 2026
Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com> Copilot-Session: 4c3c4aa9-78c5-4b57-81c0-5f97416b4977
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Closes #
Changelog
New
get_patternreturns compact structured guidance with explicit public and internal component references.Changed
detail: "full"uses the pattern text-only endpoint when available and falls back to the existing HTML conversion during rollout.Removed
Rollout strategy
Testing & Reviewing
PR 1 of a reviewable stack targeting
adierkens-component-composition-metadata.npx --yes -p node@26.4.0 node node_modules/vitest/vitest.mjs --run packages/mcp/src/patterns.test.ts packages/mcp/src/server.test.tsnpm run type-check -w @primer/mcpnpm run build -w @primer/mcpnpm run lintnpm run format:diffReview the
get_patterndefault structured contract anddetail: "full"text-only endpoint fallback.