test: Switch to hello-mcp-test for Smithery debugging

- Use minimal hello world server to isolate startup issues
- STDIO transport with zero dependencies
- Should help identify if problem is code complexity or infrastructure

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Author: davidf9999

hello-mcp-test/smithery.yaml

@@ -0,0 +1,16 @@
+# Minimal test for Smithery STDIO MCP
+runtime: container
+image: "davidf9999/hello-mcp-test:latest"
+
+startCommand:
+  type: stdio
+  configSchema:
+    type: object
+    description: "No configuration needed"
+  exampleConfig: {}
+
+metadata:
+  name: "hello-mcp-test"
+  description: "Minimal MCP server test for Smithery"
+  homepage: "https://github.com/davidf9999/gx-mcp-server"
+  tags: ["test", "minimal"]