DeepSeek Harness Plugin: dsh-service-mesh (Service Mesh and mTLS)

`dsh-service-mesh` is a plugin for DeepSeek Harness (DSH), designed to enhance an agent's ability to handle bidirectional mTLS communication in service mesh environments such as Istio and Linkerd. The plugin is categorized as a Skill, inspired by the `wshobson/agents` project. Currently, the official catalog does not provide explicit installation commands; users must deploy it manually by cloning the GitHub repository. Given that the plugin has no license and lacks documentation, users should evaluate its scope of permissions before installation and carefully review the source code to ensure security and compliance.