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ci: publish the MCP registry entry on release tags - #480
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Our listing on registry.modelcontextprotocol.io has to be re-published to change, so the version there drifts from the product the moment anyone forgets. This runs on the same v* tags the Docker image build uses and takes the version FROM the tag, so a release cannot ship a stale entry — nothing is committed back, the in-repo value stays the fallback for a manual publish. Authenticates with OIDC rather than a token: it proves this repository rather than asking which orgs a human belongs to, which also avoids the interactive-login path that refuses org namespaces outright (modelcontextprotocol/registry#1468, #1527, #1537, #1551 — all open). `mcp-publisher validate` gates the publish so a schema-invalid entry fails here instead of upstream. Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
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Follow-up to #479, which added
server.json. The entry is now live on the registry (io.github.usertour/mcp, active, v0.9.4) — this automates keeping it current.Why
A registry listing only changes when it is re-published, so its version drifts from the product the moment anyone forgets. This runs on the same
v*tags the Docker image build already uses and takes the version from the tag, so a release cannot ship a stale entry. Nothing is committed back; the in-repoversionstays the fallback for a manual publish.Why OIDC and not a token
Publishing under the
io.github.usertour/*namespace viamcp-publisher login githubreturns 403 even with org-owner role and public membership — a known upstream bug with four open issues (modelcontextprotocol/registry #1468, #1527, #1537, #1551), and the 403's own "make your membership public" advice is itself filed as misleading (#1483).login github-oidcverifies this repository's identity instead of asking which orgs a human belongs to, so it never reaches that code path — the workaround confirmed in #1537 and the approach the registry docs recommend anyway. It also means no personal access token to mint, store, or rotate.mcp-publisher validateruns before publishing, so a schema-invalid entry fails here rather than upstream.Verified
permissions(id-token: write) as intendedserver.json: tagv0.9.5yields"version": "0.9.5"with every other field intactid-tokenis never granted by default and is requested explicitly here, so the repo'sreaddefault workflow permission doesn't block it — no repo setting to flipFirst real run will be the next
v*tag;workflow_dispatchis enabled for a manual test.🤖 Generated with Claude Code