Deepseek Harness 0.2.1-alpha.5

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• , / @grllll
• , @LegGasai
• PTC Mode , SDKWeb headless @koalazf99
• Windows Linux , Page Up @imccyu

• conversation.input.model.label Slot, @LegGasai

Bug Fixes

• Fix the skill list in an open Session's / menu not updating after a plugin is enabled or disabled on the Plugins page. by @grllll
• Reduce redundant queries when creating or restoring multiple terminals, and prevent failed terminals from retrying repeatedly when switching panels. by @LegGasai
• Improve incomplete guidance in PTC Mode, and align model identity prompts across SDK, Web, and headless profiles. by @koalazf99
• Fix Page Up in a text input shifting the entire interface to the left on Windows and Linux when the right sidebar is collapsed. by @imccyu

Chores

• Add the conversation.input.model.label Slot so plugins can customize model labels by provider in the composer's model selector. by @LegGasai

Full Changelog: dsh-v0.2.1-alpha.4...dsh-v0.2.1-alpha.5