Delete app.py

app.py

@@ -1,1514 +0,0 @@
-from flask import Flask, render_template, request, jsonify
-import requests
-import os
-import time
-import random
-from collections import Counter
-
-app = Flask(__name__)
-
-# Generate dummy spaces in case of error
-def generate_dummy_spaces(count):
-    """
-    API 호출 실패 시 예시용 더미 스페이스 생성
-    """
-    spaces = []
-    for i in range(count):
-        spaces.append({
-            'id': f'dummy/space-{i}',
-            'owner': 'dummy',
-            'title': f'Example Space {i+1}',
-            'description': 'Dummy space for fallback',
-            'likes': 100 - i,
-            'createdAt': '2023-01-01T00:00:00.000Z',
-            'hardware': 'cpu',
-            'user': {
-                'avatar_url': 'https://huggingface.co/front/thumbnails/huggingface/default-avatar.svg',
-                'name': 'dummyUser'
-            }
-        })
-    return spaces
-
-# Function to fetch Zero-GPU (CPU-based) Spaces, TRENDING order, top 500
-def fetch_trending_spaces(offset=0, limit=72):
-    """
-    1) hardware=cpu
-    2) sort=trending
-    3) 상위 500개만 남김 (그 이후 offset/limit 페이징)
-    """
-    try:
-        url = "https://huggingface.co/api/spaces"
-        params = {
-            "limit": 10000,  # 일단 많이 가져오기
-            "hardware": "cpu",
-            "sort": "trending"  # 트렌딩 정렬
-        }
-        response = requests.get(url, params=params, timeout=30)
-
-        if response.status_code == 200:
-            spaces = response.json()
-
-            # owner나 id가 'None'인 경우 제외
-            filtered_spaces = [
-                space for space in spaces
-                if space.get('owner') != 'None'
-                   and space.get('id', '').split('/', 1)[0] != 'None'
-            ]
-
-            # 트렌딩 중 상위 500개만 남김
-            if len(filtered_spaces) > 500:
-                filtered_spaces = filtered_spaces[:500]
-
-            total = len(filtered_spaces)
-
-            # 페이징
-            start = min(offset, total)
-            end = min(offset + limit, total)
-
-            print(f"[fetch_trending_spaces] Zero-GPU TRENDING Spaces: {total}개 중, "
-                  f"{start}~{end-1} 반환")
-
-            return {
-                'spaces': filtered_spaces[start:end],
-                'total': total,
-                'offset': offset,
-                'limit': limit,
-                'all_spaces': filtered_spaces  # 상위 500 전체
-            }
-        else:
-            print(f"Error fetching spaces: {response.status_code}")
-            # 실패 시 더미 데이터 생성
-            return {
-                'spaces': generate_dummy_spaces(limit),
-                'total': 200,
-                'offset': offset,
-                'limit': limit,
-                'all_spaces': generate_dummy_spaces(500)
-            }
-
-    except Exception as e:
-        print(f"Exception when fetching spaces: {e}")
-        return {
-            'spaces': generate_dummy_spaces(limit),
-            'total': 200,
-            'offset': offset,
-            'limit': limit,
-            'all_spaces': generate_dummy_spaces(500)
-        }
-
-# Transform Huggingface URL to direct space URL
-def transform_url(owner, name):
-    """
-    Hugging Face Space -> 서브도메인 접근 URL
-    예) huggingface.co/spaces/owner/spaceName -> owner-spacename.hf.space
-    """
-    name = name.replace('.', '-').replace('_', '-')
-    owner = owner.lower()
-    name = name.lower()
-    return f"https://{owner}-{name}.hf.space"
-
-# Get space details
-def get_space_details(space_data, index, offset):
-    """
-    space의 주요 정보(타이틀, likes, owner, url 등) 추출
-    """
-    try:
-        if '/' in space_data.get('id', ''):
-            owner, name = space_data.get('id', '').split('/', 1)
-        else:
-            owner = space_data.get('owner', '')
-            name = space_data.get('id', '')
-
-        if owner == 'None' or name == 'None':
-            return None
-
-        original_url = f"https://huggingface.co/spaces/{owner}/{name}"
-        embed_url = transform_url(owner, name)
-
-        likes_count = space_data.get('likes', 0)
-        title = space_data.get('title') or name
-        short_desc = space_data.get('description', '')
-
-        user_info = space_data.get('user', {})
-        avatar_url = user_info.get('avatar_url', '')
-        author_name = user_info.get('name') or owner
-
-        return {
-            'url': original_url,
-            'embedUrl': embed_url,
-            'title': title,
-            'owner': owner,
-            'name': name,
-            'likes_count': likes_count,
-            'description': short_desc,
-            'avatar_url': avatar_url,
-            'author_name': author_name,
-            # 'rank'는 (offset + index + 1)로 표시
-            'rank': offset + index + 1
-        }
-    except Exception as e:
-        print(f"Error processing space data: {e}")
-        return {
-            'url': 'https://huggingface.co/spaces',
-            'embedUrl': 'https://huggingface.co/spaces',
-            'title': 'Error Loading Space',
-            'owner': 'huggingface',
-            'name': 'error',
-            'likes_count': 0,
-            'description': '',
-            'avatar_url': '',
-            'author_name': 'huggingface',
-            'rank': offset + index + 1
-        }
-
-# Get owner statistics from all spaces
-def get_owner_stats(all_spaces):
-    """
-    all_spaces: 상위 500개 트렌딩 CPU 스페이스
-    -> owner별로 몇 개인지 세서 상위 30명 반환
-    """
-    owners = []
-    for space in all_spaces:
-        if '/' in space.get('id', ''):
-            owner, _ = space.get('id', '').split('/', 1)
-        else:
-            owner = space.get('owner', '')
-
-        if owner != 'None':
-            owners.append(owner)
-
-    owner_counts = Counter(owners)
-    top_owners = owner_counts.most_common(30)
-    return top_owners
-
-from flask import render_template
-
-@app.route('/')
-def home():
-    return render_template('index.html')
-
-@app.route('/api/trending-spaces', methods=['GET'])
-def trending_spaces():
-    """
-    1) 상위 500 트렌딩 CPU 스페이스
-    2) offset, limit으로 페이지 나눠서 반환
-    3) top 30 creator stats
-    """
-    search_query = request.args.get('search', '').lower()
-    offset = int(request.args.get('offset', 0))
-    limit = int(request.args.get('limit', 72))
-
-    # 500개 (CPU+trending) 받아오기
-    spaces_data = fetch_trending_spaces(offset, limit)
-
-    results = []
-    for index, space_data in enumerate(spaces_data['spaces']):
-        space_info = get_space_details(space_data, index, offset)
-        if not space_info:
-            continue
-
-        # 검색 필터
-        if search_query:
-            if (search_query not in space_info['title'].lower()
-                and search_query not in space_info['owner'].lower()
-                and search_query not in space_info['url'].lower()
-                and search_query not in space_info['description'].lower()):
-                continue
-
-        results.append(space_info)
-
-    top_owners = get_owner_stats(spaces_data.get('all_spaces', []))
-
-    return jsonify({
-        'spaces': results,
-        'total': spaces_data['total'],
-        'offset': offset,
-        'limit': limit,
-        'top_owners': top_owners
-    })
-
-if __name__ == '__main__':
-    """
-    Flask 실행 시, templates/index.html 생성
-    """
-    os.makedirs('templates', exist_ok=True)
-
-    with open('templates/index.html', 'w', encoding='utf-8') as f:
-        f.write('''<!DOCTYPE html>
-<html lang="en">
-<head>
-  <meta charset="UTF-8">
-  <title>Zero-GPU Trending (Top 500)</title>
-  <script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
-  <style>
-    /* Google Fonts & Base Styling */
-    @import url('https://fonts.googleapis.com/css2?family=Nunito:wght@300;400;500;600;700&display=swap');
-    
-    :root {
-      --pastel-pink: #FFD6E0;
-      --pastel-blue: #C5E8FF;
-      --pastel-purple: #E0C3FC;
-      --pastel-yellow: #FFF2CC;
-      --pastel-green: #C7F5D9;
-      --pastel-orange: #FFE0C3;
-      
-      --mac-window-bg: rgba(250, 250, 250, 0.85);
-      --mac-toolbar: #F5F5F7;
-      --mac-border: #E2E2E2;
-      --mac-button-red: #FF5F56;
-      --mac-button-yellow: #FFBD2E;
-      --mac-button-green: #27C93F;
-      
-      --text-primary: #333;
-      --text-secondary: #666;
-      --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
-    }
-    
-    * {
-      margin: 0;
-      padding: 0;
-      box-sizing: border-box;
-    }
-    
-    body {
-      font-family: 'Nunito', sans-serif;
-      line-height: 1.6;
-      color: var(--text-primary);
-      background-color: #f8f9fa;
-      background-image: linear-gradient(135deg, var(--pastel-blue) 0%, var(--pastel-purple) 100%);
-      min-height: 100vh;
-      padding: 2rem;
-    }
-    
-    .container {
-      max-width: 1600px;
-      margin: 0 auto;
-    }
-    
-    /* Mac OS Window Styling */
-    .mac-window {
-      background-color: var(--mac-window-bg);
-      border-radius: 10px;
-      box-shadow: var(--box-shadow);
-      backdrop-filter: blur(10px);
-      overflow: hidden;
-      margin-bottom: 2rem;
-      border: 1px solid var(--mac-border);
-    }
-    
-    .mac-toolbar {
-      display: flex;
-      align-items: center;
-      padding: 10px 15px;
-      background-color: var(--mac-toolbar);
-      border-bottom: 1px solid var(--mac-border);
-    }
-    
-    .mac-buttons {
-      display: flex;
-      gap: 8px;
-      margin-right: 15px;
-    }
-    
-    .mac-button {
-      width: 12px;
-      height: 12px;
-      border-radius: 50%;
-      cursor: default;
-    }
-    
-    .mac-close {
-      background-color: var(--mac-button-red);
-    }
-    
-    .mac-minimize {
-      background-color: var(--mac-button-yellow);
-    }
-    
-    .mac-maximize {
-      background-color: var(--mac-button-green);
-    }
-    
-    .mac-title {
-      flex-grow: 1;
-      text-align: center;
-      font-size: 0.9rem;
-      color: var(--text-secondary);
-    }
-    
-    .mac-content {
-      padding: 20px;
-    }
-    
-    /* Header Styling */
-    .header {
-      text-align: center;
-      margin-bottom: 1.5rem;
-      position: relative;
-    }
-    
-    .header h1 {
-      font-size: 2.2rem;
-      font-weight: 700;
-      margin: 0;
-      color: #2d3748;
-      letter-spacing: -0.5px;
-    }
-    
-    .header p {
-      color: var(--text-secondary);
-      margin-top: 0.5rem;
-      font-size: 1.1rem;
-    }
-    
-    /* Tabs Styling */
-    .tab-nav {
-      display: flex;
-      justify-content: center;
-      margin-bottom: 1.5rem;
-    }
-    
-    .tab-button {
-      border: none;
-      background-color: #edf2f7;
-      color: var(--text-primary);
-      padding: 10px 20px;
-      margin: 0 5px;
-      cursor: pointer;
-      border-radius: 5px;
-      font-size: 1rem;
-      font-weight: 600;
-    }
-    
-    .tab-button.active {
-      background-color: var(--pastel-purple);
-      color: #fff;
-    }
-    
-    .tab-content {
-      display: none;
-    }
-    
-    .tab-content.active {
-      display: block;
-    }
-    
-    /* Controls Styling */
-    .search-bar {
-      display: flex;
-      align-items: center;
-      margin-bottom: 1.5rem;
-      background-color: white;
-      border-radius: 30px;
-      padding: 5px;
-      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
-      max-width: 600px;
-      margin-left: auto;
-      margin-right: auto;
-    }
-    
-    .search-bar input {
-      flex-grow: 1;
-      border: none;
-      padding: 12px 20px;
-      font-size: 1rem;
-      outline: none;
-      background: transparent;
-      border-radius: 30px;
-    }
-    
-    .search-bar .refresh-btn {
-      background-color: var(--pastel-green);
-      color: #1a202c;
-      border: none;
-      border-radius: 30px;
-      padding: 10px 20px;
-      font-size: 1rem;
-      font-weight: 600;
-      cursor: pointer;
-      transition: all 0.2s;
-      display: flex;
-      align-items: center;
-      gap: 8px;
-    }
-    
-    .search-bar .refresh-btn:hover {
-      background-color: #9ee7c0;
-      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
-    }
-    
-    .refresh-icon {
-      display: inline-block;
-      width: 16px;
-      height: 16px;
-      border: 2px solid #1a202c;
-      border-top-color: transparent;
-      border-radius: 50%;
-      animation: none;
-    }
-    
-    .refreshing .refresh-icon {
-      animation: spin 1s linear infinite;
-    }
-    
-    @keyframes spin {
-      0% { transform: rotate(0deg); }
-      100% { transform: rotate(360deg); }
-    }
-    
-    /* Grid Styling */
-    .grid-container {
-      display: grid;
-      grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
-      gap: 1.5rem;
-      margin-bottom: 2rem;
-    }
-    
-    .grid-item {
-      height: 500px;
-      position: relative;
-      overflow: hidden;
-      transition: all 0.3s ease;
-      border-radius: 15px;
-    }
-    
-    .grid-item:nth-child(6n+1) { background-color: var(--pastel-pink); }
-    .grid-item:nth-child(6n+2) { background-color: var(--pastel-blue); }
-    .grid-item:nth-child(6n+3) { background-color: var(--pastel-purple); }
-    .grid-item:nth-child(6n+4) { background-color: var(--pastel-yellow); }
-    .grid-item:nth-child(6n+5) { background-color: var(--pastel-green); }
-    .grid-item:nth-child(6n+6) { background-color: var(--pastel-orange); }
-    
-    .grid-item:hover {
-      transform: translateY(-5px);
-      box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
-    }
-    
-    .grid-header {
-      padding: 15px;
-      display: flex;
-      flex-direction: column;
-      background-color: rgba(255, 255, 255, 0.7);
-      backdrop-filter: blur(5px);
-      border-bottom: 1px solid rgba(0, 0, 0, 0.05);
-    }
-    
-    .grid-header-top {
-      display: flex;
-      justify-content: space-between;
-      align-items: center;
-      margin-bottom: 8px;
-    }
-    
-    .rank-badge {
-      background-color: #1a202c;
-      color: white;
-      font-size: 0.8rem;
-      font-weight: 600;
-      padding: 4px 8px;
-      border-radius: 50px;
-      display: inline-block;
-    }
-    
-    .grid-header h3 {
-      margin: 0;
-      font-size: 1.2rem;
-      font-weight: 700;
-      white-space: nowrap;
-      overflow: hidden;
-      text-overflow: ellipsis;
-    }
-    
-    .grid-meta {
-      display: flex;
-      justify-content: space-between;
-      align-items: center;
-      font-size: 0.9rem;
-    }
-    
-    .owner-info {
-      color: var(--text-secondary);
-      font-weight: 500;
-    }
-    
-    .likes-counter {
-      display: flex;
-      align-items: center;
-      color: #e53e3e;
-      font-weight: 600;
-    }
-    
-    .likes-counter span {
-      margin-left: 4px;
-    }
-    
-    .grid-actions {
-      padding: 10px 15px;
-      text-align: right;
-      background-color: rgba(255, 255, 255, 0.7);
-      backdrop-filter: blur(5px);
-      position: absolute;
-      bottom: 0;
-      left: 0;
-      right: 0;
-      z-index: 10;
-      display: flex;
-      justify-content: flex-end;
-    }
-    
-    .open-link {
-      text-decoration: none;
-      color: #2c5282;
-      font-weight: 600;
-      padding: 5px 10px;
-      border-radius: 5px;
-      transition: all 0.2s;
-      background-color: rgba(237, 242, 247, 0.8);
-    }
-    
-    .open-link:hover {
-      background-color: #e2e8f0;
-    }
-    
-    .grid-content {
-      position: absolute;
-      top: 0;
-      left: 0;
-      width: 100%;
-      height: 100%;
-      padding-top: 85px; /* Header height */
-      padding-bottom: 45px; /* Actions height */
-    }
-    
-    .iframe-container {
-      width: 100%;
-      height: 100%;
-      overflow: hidden;
-      position: relative;
-    }
-    
-    /* Apply 70% scaling to iframes */
-    .grid-content iframe {
-      transform: scale(0.7);
-      transform-origin: top left;
-      width: 142.857%;
-      height: 142.857%;
-      border: none;
-      border-radius: 0;
-    }
-    
-    .error-placeholder {
-      position: absolute;
-      top: 0;
-      left: 0;
-      width: 100%;
-      height: 100%;
-      display: flex;
-      flex-direction: column;
-      justify-content: center;
-      align-items: center;
-      padding: 20px;
-      background-color: rgba(255, 255, 255, 0.9);
-      text-align: center;
-    }
-    
-    .error-emoji {
-      font-size: 6rem;
-      margin-bottom: 1.5rem;
-      animation: bounce 1s infinite alternate;
-      text-shadow: 0 10px 20px rgba(0,0,0,0.1);
-    }
-    
-    @keyframes bounce {
-      from {
-        transform: translateY(0px) scale(1);
-      }
-      to {
-        transform: translateY(-15px) scale(1.1);
-      }
-    }
-    
-    /* Pagination Styling */
-    .pagination {
-      display: flex;
-      justify-content: center;
-      align-items: center;
-      gap: 10px;
-      margin: 2rem 0;
-    }
-    
-    .pagination-button {
-      background-color: white;
-      border: none;
-      padding: 10px 20px;
-      border-radius: 10px;
-      font-size: 1rem;
-      font-weight: 600;
-      cursor: pointer;
-      transition: all 0.2s;
-      color: var(--text-primary);
-      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
-    }
-    
-    .pagination-button:hover {
-      background-color: #f8f9fa;
-      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
-    }
-    
-    .pagination-button.active {
-      background-color: var(--pastel-purple);
-      color: #4a5568;
-    }
-    
-    .pagination-button:disabled {
-      background-color: #edf2f7;
-      color: #a0aec0;
-      cursor: default;
-      box-shadow: none;
-    }
-    
-    /* Loading Indicator */
-    .loading {
-      position: fixed;
-      top: 0;
-      left: 0;
-      right: 0;
-      bottom: 0;
-      background-color: rgba(255, 255, 255, 0.8);
-      backdrop-filter: blur(5px);
-      display: flex;
-      justify-content: center;
-      align-items: center;
-      z-index: 1000;
-    }
-    
-    .loading-content {
-      text-align: center;
-    }
-    
-    .loading-spinner {
-      width: 60px;
-      height: 60px;
-      border: 5px solid #e2e8f0;
-      border-top-color: var(--pastel-purple);
-      border-radius: 50%;
-      animation: spin 1s linear infinite;
-      margin: 0 auto 15px;
-    }
-    
-    .loading-text {
-      font-size: 1.2rem;
-      font-weight: 600;
-      color: #4a5568;
-    }
-    
-    .loading-error {
-      display: none;
-      margin-top: 10px;
-      color: #e53e3e;
-      font-size: 0.9rem;
-    }
-    
-    /* Stats window styling */
-    .stats-window {
-      margin-top: 2rem;
-      margin-bottom: 2rem;
-    }
-    
-    .stats-header {
-      display: flex;
-      justify-content: space-between;
-      align-items: center;
-      margin-bottom: 1rem;
-    }
-    
-    .stats-title {
-      font-size: 1.5rem;
-      font-weight: 700;
-      color: #2d3748;
-    }
-    
-    .stats-toggle {
-      background-color: var(--pastel-blue);
-      border: none;
-      padding: 8px 16px;
-      border-radius: 20px;
-      font-weight: 600;
-      cursor: pointer;
-      transition: all 0.2s;
-    }
-    
-    .stats-toggle:hover {
-      background-color: var(--pastel-purple);
-    }
-    
-    .stats-content {
-      background-color: white;
-      border-radius: 10px;
-      padding: 20px;
-      box-shadow: var(--box-shadow);
-      max-height: 0;
-      overflow: hidden;
-      transition: max-height 0.5s ease-out;
-    }
-    
-    .stats-content.open {
-      max-height: 600px;
-    }
-    
-    .chart-container {
-      width: 100%;
-      height: 500px;
-    }
-  </style>
-</head>
-<body>
-  <div class="container">
-    <div class="mac-window">
-      <div class="mac-toolbar">
-        <div class="mac-buttons">
-          <div class="mac-button mac-close"></div>
-          <div class="mac-button mac-minimize"></div>
-          <div class="mac-button mac-maximize"></div>
-        </div>
-        <div class="mac-title">Huggingface Explorer</div>
-      </div>
-      
-      <div class="mac-content">
-        <div class="header">
-          <h1>Zero GPU Spaces (Top 500 Trending)</h1>
-          <p>Discover trending CPU-based spaces from Hugging Face. Only top 500 are considered!</p>
-        </div>
-        
-        <!-- Tab Navigation -->
-        <div class="tab-nav">
-          <button id="tabTrendingButton" class="tab-button active">Zero GPU Spaces</button>
-          <button id="tabFixedButton" class="tab-button">Fixed Tab</button>
-        </div>
-        
-        <!-- Trending Tab Content -->
-        <div id="trendingTab" class="tab-content active">
-          <div class="stats-window mac-window">
-            <div class="mac-toolbar">
-              <div class="mac-buttons">
-                <div class="mac-button mac-close"></div>
-                <div class="mac-button mac-minimize"></div>
-                <div class="mac-button mac-maximize"></div>
-              </div>
-              <div class="mac-title">Creator Statistics</div>
-            </div>
-            <div class="mac-content">
-              <div class="stats-header">
-                <div class="stats-title">Top 30 Creators by Space Count (of Top 500)</div>
-                <button id="statsToggle" class="stats-toggle">Show Stats</button>
-              </div>
-              <div id="statsContent" class="stats-content">
-                <div class="chart-container">
-                  <canvas id="creatorStatsChart"></canvas>
-                </div>
-              </div>
-            </div>
-          </div>
-          
-          <div class="search-bar">
-            <input type="text" id="searchInput" placeholder="Search by name, owner, or description..." />
-            <button id="refreshButton" class="refresh-btn">
-              <span class="refresh-icon"></span>
-              Refresh
-            </button>
-          </div>
-          
-          <div id="gridContainer" class="grid-container"></div>
-          
-          <div id="pagination" class="pagination"></div>
-        </div>
-        
-        <!-- Fixed Tab Content -->
-        <div id="fixedTab" class="tab-content">
-          <div id="fixedGrid" class="grid-container"></div>
-        </div>
-      </div>
-    </div>
-  </div>
-  
-  <div id="loadingIndicator" class="loading">
-    <div class="loading-content">
-      <div class="loading-spinner"></div>
-      <div class="loading-text">Loading Zero-GPU spaces...</div>
-      <div id="loadingError" class="loading-error">
-        If this takes too long, try refreshing the page.
-      </div>
-    </div>
-  </div>
-  
-  <script>
-    // DOM References
-    const elements = {
-      gridContainer: document.getElementById('gridContainer'),
-      loadingIndicator: document.getElementById('loadingIndicator'),
-      loadingError: document.getElementById('loadingError'),
-      searchInput: document.getElementById('searchInput'),
-      refreshButton: document.getElementById('refreshButton'),
-      pagination: document.getElementById('pagination'),
-      statsToggle: document.getElementById('statsToggle'),
-      statsContent: document.getElementById('statsContent'),
-      creatorStatsChart: document.getElementById('creatorStatsChart')
-    };
-    
-    const tabTrendingButton = document.getElementById('tabTrendingButton');
-    const tabFixedButton = document.getElementById('tabFixedButton');
-    const trendingTab = document.getElementById('trendingTab');
-    const fixedTab = document.getElementById('fixedTab');
-    const fixedGridContainer = document.getElementById('fixedGrid');
-
-    const state = {
-      isLoading: false,
-      spaces: [],
-      currentPage: 0,
-      itemsPerPage: 72,
-      totalItems: 0,
-      loadingTimeout: null,
-      staticModeAttempted: {},
-      statsVisible: false,
-      chartInstance: null,
-      topOwners: [],
-      iframeStatuses: {}
-    };
-
-    // Advanced iframe loader
-    const iframeLoader = {
-      checkQueue: {},
-      maxAttempts: 5,
-      checkInterval: 5000,
-      
-      startChecking: function(iframe, owner, name, title, spaceKey) {
-        this.checkQueue[spaceKey] = {
-          iframe, owner, name, title,
-          attempts: 0,
-          status: 'loading'
-        };
-        this.checkIframeStatus(spaceKey);
-      },
-      
-      checkIframeStatus: function(spaceKey) {
-        if (!this.checkQueue[spaceKey]) return;
-        const item = this.checkQueue[spaceKey];
-        if (item.status !== 'loading') {
-          delete this.checkQueue[spaceKey];
-          return;
-        }
-        item.attempts++;
-
-        try {
-          if (!item.iframe || !item.iframe.parentNode) {
-            delete this.checkQueue[spaceKey];
-            return;
-          }
-
-          try {
-            const hasContent = item.iframe.contentWindow &&
-                               item.iframe.contentWindow.document &&
-                               item.iframe.contentWindow.document.body;
-            if (hasContent && item.iframe.contentWindow.document.body.innerHTML.length > 100) {
-              const bodyText = item.iframe.contentWindow.document.body.textContent.toLowerCase();
-              if (bodyText.includes('forbidden') || bodyText.includes('404') ||
-                  bodyText.includes('not found') || bodyText.includes('error')) {
-                item.status = 'error';
-                handleIframeError(item.iframe, item.owner, item.name, item.title);
-              } else {
-                item.status = 'success';
-              }
-              delete this.checkQueue[spaceKey];
-              return;
-            }
-          } catch(e) {
-            // cross-origin => not necessarily an error
-          }
-
-          const rect = item.iframe.getBoundingClientRect();
-          if (rect.width > 50 && rect.height > 50 && item.attempts > 2) {
-            item.status = 'success';
-            delete this.checkQueue[spaceKey];
-            return;
-          }
-
-          if (item.attempts >= this.maxAttempts) {
-            if (item.iframe.offsetWidth > 0 && item.iframe.offsetHeight > 0) {
-              item.status = 'success';
-            } else {
-              item.status = 'error';
-              handleIframeError(item.iframe, item.owner, item.name, item.title);
-            }
-            delete this.checkQueue[spaceKey];
-            return;
-          }
-
-          const nextDelay = this.checkInterval * Math.pow(1.5, item.attempts - 1);
-          setTimeout(() => this.checkIframeStatus(spaceKey), nextDelay);
-
-        } catch (e) {
-          console.error('Error checking iframe status:', e);
-          if (item.attempts >= this.maxAttempts) {
-            item.status = 'error';
-            handleIframeError(item.iframe, item.owner, item.name, item.title);
-            delete this.checkQueue[spaceKey];
-          } else {
-            setTimeout(() => this.checkIframeStatus(spaceKey), this.checkInterval);
-          }
-        }
-      }
-    };
-
-    function toggleStats() {
-      state.statsVisible = !state.statsVisible;
-      elements.statsContent.classList.toggle('open', state.statsVisible);
-      elements.statsToggle.textContent = state.statsVisible ? 'Hide Stats' : 'Show Stats';
-
-      if (state.statsVisible && state.topOwners.length > 0) {
-        renderCreatorStats();
-      }
-    }
-
-    function renderCreatorStats() {
-      if (state.chartInstance) {
-        state.chartInstance.destroy();
-      }
-      const ctx = elements.creatorStatsChart.getContext('2d');
-      const labels = state.topOwners.map(item => item[0]);
-      const data = state.topOwners.map(item => item[1]);
-
-      const colors = [];
-      for (let i = 0; i < labels.length; i++) {
-        const hue = (i * 360 / labels.length) % 360;
-        colors.push(`hsla(${hue}, 70%, 80%, 0.7)`);
-      }
-
-      state.chartInstance = new Chart(ctx, {
-        type: 'bar',
-        data: {
-          labels: labels,
-          datasets: [{
-            label: 'Number of Spaces',
-            data: data,
-            backgroundColor: colors,
-            borderColor: colors.map(color => color.replace('0.7','1')),
-            borderWidth: 1
-          }]
-        },
-        options: {
-          indexAxis: 'y',
-          responsive: true,
-          maintainAspectRatio: false,
-          plugins: {
-            legend: { display: false },
-            tooltip: {
-              callbacks: {
-                title: function(tooltipItems) {
-                  return tooltipItems[0].label;
-                },
-                label: function(context) {
-                  return `Spaces: ${context.raw}`;
-                }
-              }
-            }
-          },
-          scales: {
-            x: {
-              beginAtZero: true,
-              title: {
-                display: true,
-                text: 'Number of Spaces'
-              }
-            },
-            y: {
-              title: {
-                display: true,
-                text: 'Creator ID'
-              },
-              ticks: {
-                autoSkip: false,
-                font: function(context) {
-                  const defaultSize = 11;
-                  return {
-                    size: labels.length > 20 ? defaultSize - 1 : defaultSize
-                  };
-                }
-              }
-            }
-          }
-        }
-      });
-    }
-
-    async function loadSpaces(page = 0) {
-      setLoading(true);
-      try {
-        const searchText = elements.searchInput.value;
-        const offset = page * state.itemsPerPage;
-
-        const timeoutPromise = new Promise((_, reject) =>
-          setTimeout(() => reject(new Error('Request timeout')), 30000)
-        );
-        const fetchPromise = fetch(`/api/trending-spaces?search=${encodeURIComponent(searchText)}&offset=${offset}&limit=${state.itemsPerPage}`);
-        const response = await Promise.race([fetchPromise, timeoutPromise]);
-        const data = await response.json();
-
-        state.spaces = data.spaces;
-        state.totalItems = data.total;
-        state.currentPage = page;
-        state.topOwners = data.top_owners || [];
-
-        renderGrid(state.spaces);
-        renderPagination();
-
-        if (state.statsVisible && state.topOwners.length > 0) {
-          renderCreatorStats();
-        }
-      } catch (error) {
-        console.error('Error loading spaces:', error);
-        elements.gridContainer.innerHTML = `
-          <div style="grid-column: 1/-1; text-align: center; padding: 40px;">
-            <div style="font-size: 3rem; margin-bottom: 20px;">⚠️</div>
-            <h3 style="margin-bottom: 10px;">Unable to load spaces</h3>
-            <p style="color: #666;">Please try refreshing the page. If the problem persists, try again later.</p>
-            <button id="retryButton" style="margin-top: 20px; padding: 10px 20px; background: var(--pastel-purple); border: none; border-radius: 5px; cursor: pointer;">
-              Try Again
-            </button>
-          </div>
-        `;
-        document.getElementById('retryButton')?.addEventListener('click', () => loadSpaces(0));
-        renderPagination();
-      } finally {
-        setLoading(false);
-      }
-    }
-
-    function renderPagination() {
-      elements.pagination.innerHTML = '';
-      const totalPages = Math.ceil(state.totalItems / state.itemsPerPage);
-
-      // Prev
-      const prevButton = document.createElement('button');
-      prevButton.className = 'pagination-button';
-      prevButton.textContent = 'Previous';
-      prevButton.disabled = (state.currentPage === 0);
-      prevButton.addEventListener('click', () => {
-        if (state.currentPage > 0) {
-          loadSpaces(state.currentPage - 1);
-        }
-      });
-      elements.pagination.appendChild(prevButton);
-
-      // Middle pages
-      const maxButtons = 7;
-      let startPage = Math.max(0, state.currentPage - Math.floor(maxButtons / 2));
-      let endPage = Math.min(totalPages - 1, startPage + maxButtons - 1);
-
-      if (endPage - startPage + 1 < maxButtons) {
-        startPage = Math.max(0, endPage - maxButtons + 1);
-      }
-
-      for (let i = startPage; i <= endPage; i++) {
-        const pageButton = document.createElement('button');
-        pageButton.className = 'pagination-button' + (i === state.currentPage ? ' active' : '');
-        pageButton.textContent = (i + 1);
-        pageButton.addEventListener('click', () => {
-          if (i !== state.currentPage) {
-            loadSpaces(i);
-          }
-        });
-        elements.pagination.appendChild(pageButton);
-      }
-
-      // Next
-      const nextButton = document.createElement('button');
-      nextButton.className = 'pagination-button';
-      nextButton.textContent = 'Next';
-      nextButton.disabled = (state.currentPage >= totalPages - 1);
-      nextButton.addEventListener('click', () => {
-        if (state.currentPage < totalPages - 1) {
-          loadSpaces(state.currentPage + 1);
-        }
-      });
-      elements.pagination.appendChild(nextButton);
-    }
-
-    function handleIframeError(iframe, owner, name, title) {
-      const container = iframe.parentNode;
-      const errorPlaceholder = document.createElement('div');
-      errorPlaceholder.className = 'error-placeholder';
-
-      const errorMessage = document.createElement('p');
-      errorMessage.textContent = `"${title}" space couldn't be loaded`;
-      errorPlaceholder.appendChild(errorMessage);
-
-      const directLink = document.createElement('a');
-      directLink.href = `https://huggingface.co/spaces/${owner}/${name}`;
-      directLink.target = '_blank';
-      directLink.textContent = 'Visit HF Space';
-      directLink.style.color = '#3182ce';
-      directLink.style.marginTop = '10px';
-      directLink.style.display = 'inline-block';
-      directLink.style.padding = '8px 16px';
-      directLink.style.background = '#ebf8ff';
-      directLink.style.borderRadius = '5px';
-      directLink.style.fontWeight = '600';
-      errorPlaceholder.appendChild(directLink);
-
-      iframe.style.display = 'none';
-      container.appendChild(errorPlaceholder);
-    }
-
-    // renderGrid: 로봇 이모지 제거 -> rankBadge를 그 자리에 배치
-    function renderGrid(spaces) {
-      elements.gridContainer.innerHTML = '';
-      
-      if (!spaces || spaces.length === 0) {
-        const noResultsMsg = document.createElement('p');
-        noResultsMsg.textContent = 'No zero-gpu spaces found matching your search.';
-        noResultsMsg.style.padding = '2rem';
-        noResultsMsg.style.textAlign = 'center';
-        noResultsMsg.style.fontStyle = 'italic';
-        noResultsMsg.style.color = '#718096';
-        elements.gridContainer.appendChild(noResultsMsg);
-        return;
-      }
-
-      spaces.forEach((item) => {
-        try {
-          const {
-            url, title, likes_count, owner, name, rank,
-            description, avatar_url, author_name, embedUrl
-          } = item;
-
-          const gridItem = document.createElement('div');
-          gridItem.className = 'grid-item';
-
-          // 상단 header
-          const headerDiv = document.createElement('div');
-          headerDiv.className = 'grid-header';
-
-          // grid-header-top (rank + title + zero gpu)
-          const headerTop = document.createElement('div');
-          headerTop.className = 'grid-header-top';
-
-          // 왼쪽: rank badge
-          const rankBadge = document.createElement('div');
-          rankBadge.className = 'rank-badge';
-          rankBadge.textContent = `#${rank}`;
-          headerTop.appendChild(rankBadge);
-
-          // 중간: title
-          const titleEl = document.createElement('h3');
-          titleEl.textContent = title;
-          titleEl.title = title;
-          headerTop.appendChild(titleEl);
-
-          // 오른쪽(Zero GPU)
-          const zeroGpuBadge = document.createElement('span');
-          zeroGpuBadge.className = 'rank-badge'; 
-          zeroGpuBadge.style.backgroundColor = '#319795';
-          zeroGpuBadge.style.marginLeft = '10px';
-          zeroGpuBadge.textContent = 'ZERO GPU';
-          headerTop.appendChild(zeroGpuBadge);
-
-          headerDiv.appendChild(headerTop);
-
-          // 둘째줄: meta (owner / likes)
-          const metaInfo = document.createElement('div');
-          metaInfo.className = 'grid-meta';
-
-          const ownerEl = document.createElement('div');
-          ownerEl.className = 'owner-info';
-          ownerEl.textContent = `by ${author_name}`;
-          metaInfo.appendChild(ownerEl);
-
-          const likesDiv = document.createElement('div');
-          likesDiv.className = 'likes-counter';
-          likesDiv.innerHTML = '♥ <span>' + likes_count + '</span>';
-          metaInfo.appendChild(likesDiv);
-
-          headerDiv.appendChild(metaInfo);
-
-          if (description) {
-            const descP = document.createElement('p');
-            descP.style.fontSize = '0.9rem';
-            descP.style.marginTop = '6px';
-            descP.style.color = '#444';
-            descP.textContent = description;
-            headerDiv.appendChild(descP);
-          }
-
-          gridItem.appendChild(headerDiv);
-
-          // iframe container
-          const content = document.createElement('div');
-          content.className = 'grid-content';
-
-          const iframeContainer = document.createElement('div');
-          iframeContainer.className = 'iframe-container';
-
-          const iframe = document.createElement('iframe');
-          iframe.src = embedUrl;
-          iframe.title = title;
-          iframe.allow = 'accelerometer; camera; encrypted-media; geolocation; gyroscope;';
-          iframe.setAttribute('allowfullscreen','');
-          iframe.setAttribute('frameborder','0');
-          iframe.loading = 'lazy';
-
-          const spaceKey = `${owner}/${name}`;
-          state.iframeStatuses[spaceKey] = 'loading';
-
-          iframe.onload = function() {
-            iframeLoader.startChecking(iframe, owner, name, title, spaceKey);
-          };
-          iframe.onerror = function() {
-            handleIframeError(iframe, owner, name, title);
-            state.iframeStatuses[spaceKey] = 'error';
-          };
-          setTimeout(() => {
-            if (state.iframeStatuses[spaceKey] === 'loading') {
-              handleIframeError(iframe, owner, name, title);
-              state.iframeStatuses[spaceKey] = 'error';
-            }
-          }, 30000);
-
-          iframeContainer.appendChild(iframe);
-          content.appendChild(iframeContainer);
-
-          // actions
-          const actions = document.createElement('div');
-          actions.className = 'grid-actions';
-          const linkEl = document.createElement('a');
-          linkEl.href = url;
-          linkEl.target = '_blank';
-          linkEl.className = 'open-link';
-          linkEl.textContent = 'Open in new window';
-          actions.appendChild(linkEl);
-
-          gridItem.appendChild(content);
-          gridItem.appendChild(actions);
-
-          elements.gridContainer.appendChild(gridItem);
-
-        } catch (err) {
-          console.error('Item rendering error:', err);
-        }
-      });
-    }
-
-    // Fixed Tab (예시)
-    function renderFixedGrid() {
-      fixedGridContainer.innerHTML = '';
-
-      const staticSpaces = [
-        {
-          url: "https://huggingface.co/spaces/VIDraft/SanaSprint",
-          title: "SanaSprint",
-          likes_count: 0,
-          owner: "VIDraft",
-          name: "SanaSprint",
-          rank: 1
-        },
-        {
-          url: "https://huggingface.co/spaces/VIDraft/SanaSprint",
-          title: "SanaSprint",
-          likes_count: 0,
-          owner: "VIDraft",
-          name: "SanaSprint",
-          rank: 2
-        },
-        {
-          url: "https://huggingface.co/spaces/VIDraft/SanaSprint",
-          title: "SanaSprint",
-          likes_count: 0,
-          owner: "VIDraft",
-          name: "SanaSprint",
-          rank: 3
-        }
-      ];
-
-      if (!staticSpaces || staticSpaces.length === 0) {
-        const noResultsMsg = document.createElement('p');
-        noResultsMsg.textContent = 'No spaces to display.';
-        noResultsMsg.style.padding = '2rem';
-        noResultsMsg.style.textAlign = 'center';
-        noResultsMsg.style.fontStyle = 'italic';
-        noResultsMsg.style.color = '#718096';
-        fixedGridContainer.appendChild(noResultsMsg);
-        return;
-      }
-
-      staticSpaces.forEach((item) => {
-        try {
-          const { url, title, likes_count, owner, name, rank } = item;
-          const gridItem = document.createElement('div');
-          gridItem.className = 'grid-item';
-
-          const header = document.createElement('div');
-          header.className = 'grid-header';
-
-          const headerTop = document.createElement('div');
-          headerTop.className = 'grid-header-top';
-
-          // rank
-          const rankBadge = document.createElement('div');
-          rankBadge.className = 'rank-badge';
-          rankBadge.textContent = `#${rank}`;
-          headerTop.appendChild(rankBadge);
-
-          // title
-          const titleEl = document.createElement('h3');
-          titleEl.textContent = title;
-          titleEl.title = title;
-          headerTop.appendChild(titleEl);
-
-          // zero gpu (임의)
-          const zeroBadge = document.createElement('div');
-          zeroBadge.className = 'rank-badge';
-          zeroBadge.style.backgroundColor = '#319795';
-          zeroBadge.style.marginLeft = '10px';
-          zeroBadge.textContent = 'ZERO GPU';
-          headerTop.appendChild(zeroBadge);
-
-          header.appendChild(headerTop);
-
-          const metaInfo = document.createElement('div');
-          metaInfo.className = 'grid-meta';
-
-          const ownerEl = document.createElement('div');
-          ownerEl.className = 'owner-info';
-          ownerEl.textContent = `by ${owner}`;
-          metaInfo.appendChild(ownerEl);
-
-          const likesCounter = document.createElement('div');
-          likesCounter.className = 'likes-counter';
-          likesCounter.innerHTML = '♥ <span>' + likes_count + '</span>';
-          metaInfo.appendChild(likesCounter);
-
-          header.appendChild(metaInfo);
-          gridItem.appendChild(header);
-
-          const content = document.createElement('div');
-          content.className = 'grid-content';
-
-          const iframeContainer = document.createElement('div');
-          iframeContainer.className = 'iframe-container';
-
-          const iframe = document.createElement('iframe');
-          iframe.src = "https://" + owner.toLowerCase() + "-" + name.toLowerCase() + ".hf.space";
-          iframe.title = title;
-          iframe.allow = 'accelerometer; camera; encrypted-media; geolocation; gyroscope;';
-          iframe.setAttribute('allowfullscreen','');
-          iframe.setAttribute('frameborder','0');
-          iframe.loading = 'lazy';
-
-          const spaceKey = `${owner}/${name}`;
-          iframe.onload = function() {
-            iframeLoader.startChecking(iframe, owner, name, title, spaceKey);
-          };
-          iframe.onerror = function() {
-            handleIframeError(iframe, owner, name, title);
-          };
-          setTimeout(() => {
-            if (iframe.offsetWidth === 0 || iframe.offsetHeight === 0) {
-              handleIframeError(iframe, owner, name, title);
-            }
-          }, 30000);
-
-          iframeContainer.appendChild(iframe);
-          content.appendChild(iframeContainer);
-
-          const actions = document.createElement('div');
-          actions.className = 'grid-actions';
-
-          const linkEl = document.createElement('a');
-          linkEl.href = url;
-          linkEl.target = '_blank';
-          linkEl.className = 'open-link';
-          linkEl.textContent = 'Open in new window';
-          actions.appendChild(linkEl);
-
-          gridItem.appendChild(content);
-          gridItem.appendChild(actions);
-
-          fixedGridContainer.appendChild(gridItem);
-
-        } catch (error) {
-          console.error('Fixed tab rendering error:', error);
-        }
-      });
-    }
-
-    tabTrendingButton.addEventListener('click', () => {
-      tabTrendingButton.classList.add('active');
-      tabFixedButton.classList.remove('active');
-      trendingTab.classList.add('active');
-      fixedTab.classList.remove('active');
-      loadSpaces(state.currentPage);
-    });
-    tabFixedButton.addEventListener('click', () => {
-      tabFixedButton.classList.add('active');
-      tabTrendingButton.classList.remove('active');
-      fixedTab.classList.add('active');
-      trendingTab.classList.remove('active');
-      renderFixedGrid();
-    });
-
-    elements.searchInput.addEventListener('input', () => {
-      clearTimeout(state.searchTimeout);
-      state.searchTimeout = setTimeout(() => loadSpaces(0), 300);
-    });
-    elements.searchInput.addEventListener('keyup', (event) => {
-      if (event.key === 'Enter') {
-        loadSpaces(0);
-      }
-    });
-    elements.refreshButton.addEventListener('click', () => loadSpaces(0));
-    elements.statsToggle.addEventListener('click', toggleStats);
-
-    window.addEventListener('load', function() {
-      setTimeout(() => loadSpaces(0), 500);
-    });
-
-    setTimeout(() => {
-      if (state.isLoading) {
-        setLoading(false);
-        elements.gridContainer.innerHTML = `
-          <div style="grid-column: 1/-1; text-align: center; padding: 40px;">
-            <div style="font-size: 3rem; margin-bottom: 20px;">⏱️</div>
-            <h3 style="margin-bottom: 10px;">Loading is taking longer than expected</h3>
-            <p style="color: #666;">Please try refreshing the page.</p>
-            <button onClick="window.location.reload()" style="margin-top: 20px; padding: 10px 20px; background: var(--pastel-purple); border: none; border-radius: 5px; cursor: pointer;">
-              Reload Page
-            </button>
-          </div>
-        `;
-      }
-    }, 20000);
-
-    loadSpaces(0);
-
-    function setLoading(isLoading) {
-      state.isLoading = isLoading;
-      elements.loadingIndicator.style.display = isLoading ? 'flex' : 'none';
-
-      if (isLoading) {
-        elements.refreshButton.classList.add('refreshing');
-        clearTimeout(state.loadingTimeout);
-        state.loadingTimeout = setTimeout(() => {
-          elements.loadingError.style.display = 'block';
-        }, 10000);
-      } else {
-        elements.refreshButton.classList.remove('refreshing');
-        clearTimeout(state.loadingTimeout);
-        elements.loadingError.style.display = 'none';
-      }
-    }
-  </script>
-</body>
-</html>
-''')
-
-    # Flask Run
-    app.run(host='0.0.0.0', port=7860)