Production hardening: security fixes, code quality, 724 skills complete

- Fix 25 shell=True subprocess calls with list-based commands
- Fix 49 verify=False in defensive skills (env-var override)
- Add timeout to 231 HTTP/subprocess/socket calls
- Fix 6 SQL injection patterns with whitelist validation
- Replace 8 __import__() with standard imports
- Remove 701 unused imports across 442 files
- Add authorized-testing disclaimers to all offensive skills
- Complete 11 incomplete skill directories
- Expand 10 stub SKILL.md files with full content
- Fix 2 YAML parse errors in frontmatter
- Fix 5 pre-existing syntax errors
- Convert 22 hardcoded paths/ports to environment variables
- Back up 21 redundant skill pairs to .bak
- Fix 2 global declaration errors
- 724/724 skills with full folder anatomy (SKILL.md + agent.py + api-reference.md + LICENSE)
- 0 compile errors across all 724 agent.py files

skills/executing-red-team-exercise/SKILL.md

@@ -36,6 +36,9 @@ license: Apache-2.0
 - Trusted agent (white cell) within the target organization who manages the exercise boundaries without alerting defenders
 - MITRE ATT&CK matrix for mapping planned and executed techniques
 
+
+> **Legal Notice:** This skill is for authorized security testing and educational purposes only. Unauthorized use against systems you do not own or have written permission to test is illegal and may violate computer fraud laws.
+
 ## Workflow
 
 ### Step 1: Adversary Emulation Planning

skills/executing-red-team-exercise/scripts/agent.py

@@ -7,7 +7,7 @@ import json
 import logging
 from datetime import datetime
 from dataclasses import dataclass, field, asdict
-from typing import List, Optional
+from typing import List
 
 try:
     import requests