oh-my-dsh: DeepSeek Harness Layered Model Routing Plugin for think/build

# Introduction There is a common dilemma when running agent coding sessions: running the strongest model at every step is effective but costly and slow, whereas using cheap models throughout cannot handle complex tasks like planning and architecture design. Manually switching models between sessions is equally cumbersome and interrupts the flow of thought. oh-my-dsh solves this problem: it implements model tiering within a single DeepSeek Harness (DSH) session, using strong models for planning and cheaper models for daily execution, with dedicated channels for image understanding and image generation. This eliminates the need for manual session switching or YAML editing. The following sections introduce its features, installation methods, and typical usage. # What is oh-my-dsh? It is a DSH plugin maintained by llmpolska under the MIT License. The current version is...