build: fix mcp publish

Author: jpoehnelt

.github/workflows/release.yml

@@ -55,12 +55,9 @@ jobs:
           setupGitUser: false
           publish: "pnpm ci:publish"
           version: "pnpm ci:version"
-      - name: Install MCP Publisher
+      - name: Publish to MCP Registry
         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 && sudo mv mcp-publisher /usr/local/bin/
-      - name: Login to MCP Registry
-        run: |
           echo "${{ secrets.MCP_REGISTRY_PRIVATE_KEY }}" > key.pem
-          mcp-publisher login dns --domain workspace-developer.goog --private-key-file key.pem
-      - name: Publish to MCP Registry
-        run: ./mcp-publisher publish
+          mcp-publisher login dns --domain workspace-developer.goog --private-key $(openssl pkey -in key.pem -noout -text | grep -A3 "priv:" | tail -n +2 | tr -d ' :\n')
+          mcp-publisher publish