Ukraine claims it sank Russian warship after luring it to kill zone

The transcript describes the Ukrainian Navy's strategic operation to sink a Russian warship that attacked Snake Island. The operation involved luring the warship into a pretargeted position and using a Grad rocket launcher to attack. The incident gained attention due to a viral social media post. Additionally, Ukraine scuttled its own flagship to prevent Russian capture.

What type of weapon was used to attack the Russian warship?

What was the outcome of the attack on the Russian warship?