dsh-auto-chess: Simplified Auto Chess Plugin for DSH Web

`dsh-auto-chess` is an MIT-licensed DSH Web plugin developed by `omdsh-dev`, designed to provide a simplified auto-battler interface for observing the decision logic of large language models under fixed rules. The plugin supports Human-vs-AI (where the user plays the Blue side) and Dual-AI battle modes, allowing users to configure independent models and edit prompts for the Blue and Red sides respectively. It also allows selecting thinking levels such as Off, High, and Max, automatically falling back to default settings if the model does not support them. The system defaults to a single decision timeout of 300,000ms and an output limit of 32,000 tokens. After each AI decision, users can view the full reasoning text on the panel; if an invalid operation or transient failure occurs, the system will indicate the cause and automatically retry within the budget. Building the plugin requires executing `pnpm run build` and running `dsh`...