chore: checkpoint before Python removal

vendor/jsonpath-rust/examples/hello-world.rs

@@ -0,0 +1,12 @@
+use jsonpath_rust::JsonPath;
+use serde_json::json;
+
+fn main() {
+    let data = json!({
+        "Hello":"World",
+        "Good":"Bye",
+    });
+    let path = JsonPath::try_from("$.Hello").unwrap();
+    let search_result = path.find(&data);
+    println!("Hello, {}", search_result);
+}