app_config.py

# File 9: app_config.py (Configuration helper)
import os
import streamlit as st

class AppConfig:
    """Configuration settings for the Ham Research AI app"""
    
    # Docker environment detection
    IS_DOCKER = os.path.exists('/.dockerenv')
    
    # Chrome options for Docker
    CHROME_OPTIONS = [
        '--headless',
        '--no-sandbox',
        '--disable-dev-shm-usage',
        '--disable-gpu',
        '--disable-features=VizDisplayCompositor',
        '--window-size=1920x1080'
    ] if IS_DOCKER else ['--headless']
    
    # Default API settings
    DEFAULT_API_KEY = "demo_mode"
    MAX_ARTICLES = 50
    REQUEST_TIMEOUT = 30
    
    # UI Settings
    PAGE_TITLE = "Ham Research AI"
    PAGE_ICON = "🍖"
    LAYOUT = "wide"
    
    @staticmethod
    def get_chrome_options():
        """Get Chrome options for current environment"""
        from selenium.webdriver.chrome.options import Options
        
        options = Options()
        for option in AppConfig.CHROME_OPTIONS:
            options.add_argument(option)
        
        if AppConfig.IS_DOCKER:
            options.binary_location = '/usr/bin/chromium'
        
        return options