Add skills tools and enhance model integration

- Introduced new skills tools: `skills_categories`, `skills_list`, and `skill_view` in `model_tools.py`, allowing for better organization and access to skill-related functionalities.
- Updated `toolsets.py` to include a new `skills` toolset, providing a dedicated space for skill tools.
- Enhanced `batch_runner.py` to recognize and validate skills tools during batch processing.
- Added comprehensive tool definitions for skills tools, ensuring compatibility with OpenAI's expected format.
- Created new shell script `test_skills_kimi.sh` for testing skills tool functionality with Kimi K2.5.
- Added example skill files demonstrating the structure and usage of skills within the Hermes-Agent framework, including `SKILL.md` for example and audiocraft skills.
- Improved documentation for skills tools and their integration into the existing tool framework, ensuring clarity for future development and usage.

toolsets.py

@@ -67,6 +67,12 @@ TOOLSETS = {
         "includes": []
     },
     
+    "skills": {
+        "description": "Access skill documents with specialized instructions and knowledge",
+        "tools": ["skills_categories", "skills_list", "skill_view"],
+        "includes": []
+    },
+    
     "browser": {
         "description": "Browser automation for web interaction (navigate, click, type, scroll, iframes, hold-click) with web search for finding URLs",
         "tools": [