Add Smithery configuration file

- Add smithery.yaml with stdio command configuration
- Enable deployment on Smithery platform with standardized config
- Provides CLI command mapping for MCP server startup

Author: imprvhub

smithery.yaml

@@ -0,0 +1,12 @@
+# Smithery configuration file: https://smithery.ai/docs/build/project-config
+
+startCommand:
+  type: stdio
+  commandFunction:
+    # A JS function that produces the CLI command based on the given config to start the MCP on stdio.
+    |-
+    (config) => ({ command: 'mcp-domain-availability', args: [] })
+  configSchema:
+    # JSON Schema defining the configuration options for the MCP.
+    {}
+  exampleConfig: {}