Fix: Replace YAML loading with direct Python dictionary for prompt templates

Fix: Update app.py with YAML validation and pin smolagents version

Fix prompt templates loading and structure

Add custom OpenAIModel implementation

Update app.py and requirements.txt

Update app.py and requirements.txt

Add missing files

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Update app.py

Create app.py