Simplify requirements.txt to prevent version conflicts on Hugging Face Spaces

Remove Windows-specific pywin32 package from requirements.txt to fix Hugging Face Spaces Linux build

Add Kaggle Writeup documentation file

Enhance UI features, add chat context overriding, expand resource tracking, and sanitize requirements.txt encoding

Secure Gemini API key input in UI using conditional env check

Upgrade Streamlit SDK version to 1.38.0 for Hugging Face to support nested chat_input

Fix Hugging Face color metadata in README.md

Support GeminiApiKey environment variable fallback

Add Hugging Face Spaces metadata to README.md

Update app.py with power parameters, prompt instruction table, and refresh README.md

Initial commit of XCOM 2 Tactical Wingman