Update workflow to download release rather than compile it

Author: mikesir87

.github/workflows/build-and-register.yaml

@@ -44,11 +44,13 @@ jobs:
 
       - name: Install MCP Publisher
         run: |
-          git clone https://github.com/modelcontextprotocol/registry publisher-repo
-          cd publisher-repo && make publisher && cd ..
-          cp publisher-repo/cmd/publisher/bin/mcp-publisher mcp-publisher
+          cd /tmp
+          curl -Lo mcp-publisher.tar.gz https://github.com/modelcontextprotocol/registry/releases/download/v1.0.0/mcp-publisher_1.0.0_linux_amd64.tar.gz
+          tar -xzf mcp-publisher.tar.gz
+          chmod +x mcp-publisher
+          mv mcp-publisher /usr/local/bin/mcp-publisher
       
       - name: Publish to MCP Registry
         run: |
-          ./mcp-publisher login github-oidc
-          ./mcp-publisher publish
+          mcp-publisher login github-oidc
+          mcp-publisher publish