tooling

Vendor parameter translation and deterministic JSON repair for DeepSeek Harness: /translate maps temperature/top_p/max_tokens/stop/system across 11 vendors, and the post-execute repair layer (plus fix_json) fixes broken JSON tool output without ever fabricating data

Godot capability family for DeepSeek Harness: headless project tools (validate/run/format/inspect/editor-script), GDScript LSP navigation, and a scripted debugger.