Update mcp tool universe

src/main/java/mcp/tools/helper/QueryValidator.java

@@ -0,0 +1,19 @@
+package mcp.tools.helper;
+
+import io.modelcontextprotocol.spec.McpSchema;
+import mcp.util.Result;
+import java.util.Map;
+
+/**
+ * Interface for validating tool queries (arguments) against a schema.
+ */
+public interface QueryValidator {
+    /**
+     * Validates the given arguments against the provided schema.
+     *
+     * @param schema    The JSON schema to validate against.
+     * @param arguments The tool arguments to validate.
+     * @return A {@link Result} indicating success (Ok(null)) or failure (Err(exception)).
+     */
+    Result<Void, Exception> validate(McpSchema.JsonSchema schema, Map<String, Object> arguments);
+}