chore: Remove YouTube uploader (not working in cloud Docker)

feat: YouTube to HF uploader - folder management, video/audio modes, category naming, text_story UI update

feat: Add Text Story module with iMessage-style chat video generation

fix: Pin langchain-google-genai version for compatibility

fix: Remove SearXNG/langchain-community dependency - use Tavily only

fix: Add langchain-community to requirements.txt

feat: Complete Agentic AI Pipeline for Bar Chart Race

Add AI Knowledge gen and Tavily integration with key

Remove image processing (rembg, Artist step) for faster deployment

Fix World Bank filter, add ddgs package, better logging

Add complete Bar Race module with Brain, Scout, Surgeon, Artist, Director architecture

Add Trends module with PyTrends - Trending Now, Keyword Research, YouTube Trends

Fix video playback: Add ffmpeg params (yuv420p/faststart), cleanup image composition, add imageio-ffmpeg

Add optional HF Hub cloud storage for videos with auto folders per module

Add Groq API support as primary script generator with Gemini fallback

Update to google-genai SDK for Gemini API

Initial commit: NCAkit with Story Reels module