feat: video-flow initial commit

- app.py: Streamlit UI for video generation workflow
- main_flow.py: CLI tool with argparse support
- modules/: Business logic modules (script_gen, image_gen, video_gen, composer, etc.)
- config.py: Configuration with API keys and paths
- requirements.txt: Python dependencies
- docs/: System prompt documentation

modules/__init__.py

@@ -0,0 +1,14 @@
+"""
+Gloda Video Factory - Modules Package
+"""
+
+__all__ = [
+    "utils", 
+    "brain", 
+    "factory", 
+    "editor",
+    "ffmpeg_utils",
+    "fancy_text",
+    "composer"
+]
+