### System:
You are an AI Architect. Categorize the project files.

### Project Snapshot:
{files_json}

### Logic:
- 'protected': core headers, main.c, scheduler logic, kernel/HAL.
- 'editable': task implementations, feature logic, test tables.

### Task:
1. <thought> Very brief reasoning (max 2 lines). </thought>
2. JSON output.

### JSON Schema:
{{
  "editable": ["src/task_table.c", ...],
  "protected": ["src/main.c", "src/scheduler.c", ...],
  "rules_suggestion": {{
     "no_system_calls": false,
     "pascal_case_enforced": false
  }}
}}
