Fetch tags in registry publish workflow

.github/workflows/registry-releaser.yml

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+name: Publish to MCP Registry
+
+on:
+  push:
+    tags: ["v*"]  # Triggers on version tags like v1.0.0
+  workflow_dispatch:  # Allow manual triggering
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    permissions:
+      id-token: write  # Required for OIDC authentication
+      contents: read
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v5
+
+      - name: Fetch tags
+        run: git fetch --tags
+
+      - name: Install jq
+        run: sudo apt-get update && sudo apt-get install -y jq
+
+      - name: Install MCP Publisher
+        run: |
+          curl -L "https://github.com/modelcontextprotocol/registry/releases/download/v1.0.0/mcp-publisher_1.0.0_$(uname -s | tr '[:upper:]' '[:lower:]')_$(uname -m | sed 's/x86_64/amd64/;s/aarch64/arm64/').tar.gz" | tar xz mcp-publisher
+
+      - name: Update server.json version
+        run: |
+          if [[ "${{ github.ref_type }}" == "tag" ]]; then
+            # Use the tag that triggered the workflow
+            TAG_VERSION=$(echo "${{ github.ref_name }}" | sed 's/^v//')
+            echo "Using triggered tag: ${{ github.ref_name }}"
+          else
+            # Fallback to latest tag (for manual triggers)
+            LATEST_TAG=$(git tag --sort=-version:refname | grep -E '^v[0-9]+\.[0-9]+\.[0-9]+(-.*)?$' | head -n 1)
+            if [ -z "$LATEST_TAG" ]; then
+              echo "❌ No release tag found. Cannot determine version."
+              exit 1
+            fi
+            TAG_VERSION=$(echo "$LATEST_TAG" | sed 's/^v//')
+            echo "Using latest tag: $LATEST_TAG"
+          fi
+          jq ".version = \"$TAG_VERSION\" | .packages[].version = \"$TAG_VERSION\"" server.json > server.json.tmp && mv server.json.tmp server.json
+          echo "Updated server.json version to $TAG_VERSION"
+
+      - name: Login to MCP Registry
+        run: ./mcp-publisher login github-oidc
+
+      - name: Publish to MCP Registry
+        run: ./mcp-publisher publish

server.json

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+{
+  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-09-16/server.schema.json",
+  "name": "io.github.github/github-mcp-server",
+  "description": "Connect AI assistants to GitHub - manage repos, issues, PRs, and workflows through natural language.",
+  "status": "active",
+  "repository": {
+    "url": "https://github.com/github/github-mcp-server",
+    "source": "github"
+  },
+  "version": "0.0.0",
+  "packages": [
+    {
+      "registryType": "oci",
+      "registryBaseUrl": "https://ghcr.io",
+      "identifier": "ghcr.io/github/github-mcp-server",
+      "version": "0.0.0",
+      "runtimeHint": "docker",
+      "transport": {
+        "type": "stdio"
+      },
+      "runtimeArguments": [
+        {
+          "type": "positional",
+          "value": "run",
+          "description": "The runtime command to execute"
+        },
+        {
+          "type": "named",
+          "name": "-i",
+          "description": "Run container in interactive mode"
+        },
+        {
+          "type": "named",
+          "name": "--rm",
+          "description": "Automatically remove the container when it exits"
+        },
+        {
+          "type": "named",
+          "name": "-e",
+          "description": "Set an environment variable in the runtime"
+        },
+        {
+          "type": "positional",
+          "valueHint": "env_var_name",
+          "value": "GITHUB_PERSONAL_ACCESS_TOKEN",
+          "description": "Environment variable name"
+        },
+        {
+          "type": "positional",
+          "valueHint": "image_name",
+          "value": "ghcr.io/github/github-mcp-server",
+          "description": "The container image to run"
+        }
+      ],
+      "environmentVariables": [
+        {
+          "description": "Your GitHub personal access token with appropriate scopes.",
+          "isRequired": true,
+          "format": "string",
+          "isSecret": true,
+          "name": "GITHUB_PERSONAL_ACCESS_TOKEN"
+        }
+      ]
+    }
+  ],
+  "remotes": [
+    {
+      "type": "streamable-http",
+      "url": "https://api.githubcopilot.com/mcp/"
+    }
+  ]
+}