GT AI OS Community v2.0.33 - Add NVIDIA NIM and Nemotron agents

- Updated python_coding_microproject.csv to use NVIDIA NIM Kimi K2
- Updated kali_linux_shell_simulator.csv to use NVIDIA NIM Kimi K2
  - Made more general-purpose (flexible targets, expanded tools)
- Added nemotron-mini-agent.csv for fast local inference via Ollama
- Added nemotron-agent.csv for advanced reasoning via Ollama
- Added wiki page: Projects for NVIDIA NIMs and Nemotron

CODE_OF_CONDUCT.md

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+# Code of Conduct
+
+## Our Promise
+
+We want GT AI OS to be a welcoming place for everyone, regardless of background or experience level.
+
+## How to Behave
+
+**Do:**
+- Be kind and patient with others
+- Be respectful, even when you disagree
+- Accept feedback gracefully
+- Help others learn
+
+**Don't:**
+- Insult or put down others
+- Harass anyone for any reason
+- Share others' private information
+- Be disruptive or offensive
+
+## What Happens If Someone Breaks These Rules
+
+If someone is behaving badly, we may:
+- Give them a warning
+- Temporarily or permanently ban them from the community
+
+## How to Report a Problem
+
+If someone is making you uncomfortable or breaking these rules:
+
+**Contact us at:** [Contact Us](https://gtedge.ai/contact-us)
+
+We take all reports seriously and will respond as quickly as possible.
+
+## Attribution
+
+This Code of Conduct is based on the Contributor Covenant, version 2.1.