fix_app.py

import sys

filepath = 'js/app.js'
with open(filepath, 'r') as f:
    lines = f.readlines()

# Part 1: DOM elements
for i, line in enumerate(lines):
    if "themeMenu: document.getElementById('themeMenu')," in line:
        lines.insert(i + 1, "    episodesNavBtn: document.querySelector('[data-action=\"scroll-to-episodes\"]'),\n")
        lines.insert(i + 2, "    episodesSection: document.getElementById('episodesSection'),\n")
        break

# Part 2: bindEvents
for i, line in enumerate(lines):
    if "if (DOM.heroBtn) DOM.heroBtn.addEventListener('click'" in line:
        scroll_listener = [
            "    // Navbar Episodes Scroll\n",
            "    if (DOM.episodesNavBtn && DOM.episodesSection) {\n",
            "        DOM.episodesNavBtn.addEventListener('click', () => {\n",
            "            DOM.episodesSection.scrollIntoView({ behavior: 'smooth' });\n",
            "            if (document.body.classList.contains('mobile-nav-active')) {\n",
                "                document.body.classList.remove('mobile-nav-active');\n",
            "                if (DOM.menuToggle) DOM.menuToggle.setAttribute('aria-expanded', 'false');\n",
            "            }\n",
            "        });\n",
            "    }\n",
            "\n"
        ]
        for idx, new_line in enumerate(scroll_listener):
            lines.insert(i + idx, new_line)
        break

with open(filepath, 'w') as f:
    f.writelines(lines)