fix: repair MCP Registry publishing and automate it on release (#3097)

.github/workflows/mcp-registry.yml

@@ -4,9 +4,10 @@ on:
   workflow_dispatch:
     inputs:
       version:
-        description: "Version to publish (defaults to package.json version)"
+        description: "Version to publish (defaults to packages/mcp/package.json version)"
         required: false
         type: string
+  workflow_call:
 
 jobs:
   publish-mcp:
@@ -24,31 +25,29 @@ jobs:
         with:
           node-version: lts/*
 
-      - name: Set version
+      - name: Set version in server.json
         run: |
-          if [ -n "${{ inputs.version }}" ]; then
-            VERSION="${{ inputs.version }}"
-            # Remove 'v' prefix if it exists
-            VERSION="${VERSION#v}"
-          else
+          VERSION="${{ inputs.version }}"
+          VERSION="${VERSION#v}"
+          if [ -z "$VERSION" ]; then
             VERSION=$(node -p "require('./packages/mcp/package.json').version")
           fi
-          echo "VERSION=$VERSION" >> $GITHUB_ENV
           echo "Publishing version: $VERSION"
-
-      - name: Update package version in server.json
-        run: |
-          echo $(jq --arg v "${{ env.VERSION }}" '.version = $v | .packages[0].version = $v' server.json) > server.json
-
-      - name: Validate server.json
-        run: npx mcp-registry-validator validate server.json
+          jq --arg v "$VERSION" '.version = $v | .packages[].version = $v' server.json > server.tmp && mv server.tmp server.json
 
       - name: Install MCP Publisher
         run: |
-          curl -L "https://github.com/modelcontextprotocol/registry/releases/download/v1.4.0/mcp-publisher_$(uname -s | tr '[:upper:]' '[:lower:]')_$(uname -m | sed 's/x86_64/amd64/;s/aarch64/arm64/').tar.gz" | tar xz mcp-publisher
+          curl -L "https://github.com/modelcontextprotocol/registry/releases/latest/download/mcp-publisher_$(uname -s | tr '[:upper:]' '[:lower:]')_$(uname -m | sed 's/x86_64/amd64/;s/aarch64/arm64/').tar.gz" | tar xz mcp-publisher
 
       - name: Login to MCP Registry
         run: ./mcp-publisher login github-oidc
 
       - name: Publish to MCP Registry
-        run: ./mcp-publisher publish
+        # Retry to tolerate npm propagation delay when chained after a release
+        run: |
+          for i in 1 2 3; do
+            ./mcp-publisher publish && exit 0
+            echo "Publish failed (attempt $i), retrying in 30s..."
+            sleep 30
+          done
+          exit 1

.github/workflows/release.yml

@@ -14,6 +14,9 @@ jobs:
     permissions:
       contents: write
       pull-requests: write
+    outputs:
+      published: ${{ steps.changesets.outputs.published }}
+      publishedPackages: ${{ steps.changesets.outputs.publishedPackages }}
     steps:
       - name: Checkout Repo
         uses: actions/checkout@v7
@@ -48,3 +51,14 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+
+  publish-mcp-registry:
+    name: Publish to MCP Registry
+    needs: release
+    # changesets pushes tags with GITHUB_TOKEN, which cannot trigger other
+    # workflows — so the registry publish must chain off this job directly.
+    if: needs.release.outputs.published == 'true' && contains(needs.release.outputs.publishedPackages, '"@upstash/context7-mcp"')
+    permissions:
+      id-token: write
+      contents: read
+    uses: ./.github/workflows/mcp-registry.yml

server.json

@@ -14,29 +14,12 @@
       "mimeType": "image/png"
     }
   ],
-  "version": "2.0.0",
+  "version": "4.0.3",
   "packages": [
     {
       "registryType": "npm",
       "identifier": "@upstash/context7-mcp",
-      "version": "2.0.2",
-      "transport": {
-        "type": "stdio"
-      },
-      "environmentVariables": [
-        {
-          "name": "CONTEXT7_API_KEY",
-          "description": "API key for authentication",
-          "isRequired": false,
-          "isSecret": true
-        }
-      ]
-    },
-    {
-      "registryType": "mcpb",
-      "identifier": "https://github.com/upstash/context7/releases/download/@upstash/context7-mcp@2.0.2/context7.mcpb",
-      "version": "2.0.2",
-      "fileSha256": "aea76f179ceb92d22c289147c9d8343fb558d6dec93b144c9794e99239bb8194",
+      "version": "4.0.3",
       "transport": {
         "type": "stdio"
       },