Add /debug slash command for a short Assistent state dump.

Shows live params, Exact/session defaults, last patch, and a brief why-priority note without calling the LLM.

Co-authored-by: Cursor <cursoragent@cursor.com>

README.md

@@ -51,6 +51,7 @@ Copy `personas/cinema/` → `noir/`, edit only differing JSON files.
 | Command | Effect |
 | --- | --- |
 | `/help` | List commands |
+| `/debug` | Short dump: prompt, params, Exact/session, why |
 | `/gen` | Generate now |
 | `/look generate\|refN` | Attach that board window + ask the LLM to look |
 | `/init` `/mask` `/clear` | Same as board buttons |