Create app.py

app.py

@@ -0,0 +1,1682 @@
+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 from Huggingface with pagination
+def fetch_trending_spaces(offset=0, limit=72):
+    """
+    hardware=cpu 파라미터를 추가하여
+    GPU가 없는(=CPU 전용) 스페이스만 필터링
+    """
+    try:
+        url = "https://huggingface.co/api/spaces"
+        params = {
+            "limit": 10000,  # 더 많이 가져오기
+            "hardware": "cpu"  # <-- Zero GPU(=CPU) 필터 적용
+        }
+        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'
+            ]
+
+            # 전체 목록에 대해 "글로벌 랭크"를 매긴다 (1부터 시작)
+            for i, sp in enumerate(filtered_spaces):
+                sp['global_rank'] = i + 1
+
+            # Slice according to requested offset and limit
+            start = min(offset, len(filtered_spaces))
+            end = min(offset + limit, len(filtered_spaces))
+
+            print(f"[fetch_trending_spaces] CPU기반 스페이스 총 {len(filtered_spaces)}개, "
+                  f"요청 구간 {start}~{end-1} 반환")
+
+            return {
+                'spaces': filtered_spaces[start:end],
+                'total': len(filtered_spaces),
+                'offset': offset,
+                'limit': limit,
+                'all_spaces': filtered_spaces  # 통계 산출용
+            }
+        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}")
+        # 실패 시 더미 데이터 생성
+        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
+    """
+    # 1. Replace '.' with '-'
+    name = name.replace('.', '-')
+    # 2. Replace '_' with '-'
+    name = name.replace('_', '-')
+    # 3. Convert to lowercase
+    owner = owner.lower()
+    name = name.lower()
+
+    return f"https://{owner}-{name}.hf.space"
+
+# Get space details
+def get_space_details(space_data, index, offset):
+    """
+    - description, avatar_url, author_name 등 추가 필드를 추출
+    - rank는 현재 페이지 내 offset 기반으로 계산
+      (단, Top 500 계산은 global_rank 사용)
+    """
+    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', '')
+
+        # Ignore if contains None
+        if owner == 'None' or name == 'None':
+            return None
+
+        # Construct URLs
+        original_url = f"https://huggingface.co/spaces/{owner}/{name}"
+        embed_url = transform_url(owner, name)
+
+        # Likes count
+        likes_count = space_data.get('likes', 0)
+
+        # Title
+        title = space_data.get('title') or name
+
+        # Description
+        short_desc = space_data.get('description', '')
+
+        # User info (avatar, name)
+        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': offset + index + 1  # 현재 페이지에서의 표시용 랭크
+        }
+    except Exception as e:
+        print(f"Error processing space data: {e}")
+        # Return basic object even if error occurs
+        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):
+    """
+    상위 500위(global_rank <= 500) 이내에 배치된 스페이스들의 owner를 추출해,
+    각 owner가 몇 번 등장했는지 센 뒤 상위 30명만 반환
+    """
+    # Top 500
+    top_500 = [s for s in all_spaces if s.get('global_rank', 999999) <= 500]
+
+    owners = []
+    for space in top_500:
+        if '/' in space.get('id', ''):
+            owner, _ = space.get('id', '').split('/', 1)
+        else:
+            owner = space.get('owner', '')
+        if owner and owner != 'None':
+            owners.append(owner)
+
+    # Count occurrences of each owner in top 500
+    owner_counts = Counter(owners)
+
+    # Get top 30 owners by count
+    top_owners = owner_counts.most_common(30)
+    return top_owners
+
+# Homepage route
+@app.route('/')
+def home():
+    """
+    index.html 템플릿 렌더링 (메인 페이지)
+    """
+    return render_template('index.html')
+
+# Zero-GPU spaces API
+@app.route('/api/trending-spaces', methods=['GET'])
+def trending_spaces():
+    """
+    hardware=cpu 스페이스 목록을 불러와 검색, 페이징, 통계 등을 적용
+    """
+    search_query = request.args.get('search', '').lower()
+    offset = int(request.args.get('offset', 0))
+    limit = int(request.args.get('limit', 72))  # Default 72
+
+    # Fetch zero-gpu (cpu) spaces
+    spaces_data = fetch_trending_spaces(offset, limit)
+
+    # Process and filter spaces
+    results = []
+    for index, space_data in enumerate(spaces_data['spaces']):
+        space_info = get_space_details(space_data, index, offset)
+        if not space_info:
+            continue
+
+        # Apply search filter if needed
+        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)
+
+    # Get owner statistics (Top 500 → Top 30)
+    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__':
+    """
+    서버 구동 시, templates/index.html 파일을 생성 후 Flask 실행
+    """
+    # Create templates folder if not exists
+    os.makedirs('templates', exist_ok=True)
+
+    # index.html 전체를 새로 작성
+    with open('templates/index.html', 'w', encoding='utf-8') as f:
+        f.write('''<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <title>Huggingface Zero-GPU Spaces</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', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', 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;
+    }
+    
+    /* Responsive Design */
+    @media (max-width: 768px) {
+      body {
+        padding: 1rem;
+      }
+      
+      .grid-container {
+        grid-template-columns: 1fr;
+      }
+      
+      .search-bar {
+        flex-direction: column;
+        padding: 10px;
+      }
+      
+      .search-bar input {
+        width: 100%;
+        margin-bottom: 10px;
+      }
+      
+      .search-bar .refresh-btn {
+        width: 100%;
+        justify-content: center;
+      }
+      
+      .pagination {
+        flex-wrap: wrap;
+      }
+      
+      .chart-container {
+        height: 300px;
+      }
+    }
+    
+    .error-emoji-detector { 
+      position: fixed; 
+      top: -9999px; 
+      left: -9999px;
+      z-index: -1; 
+      opacity: 0;
+    }
+
+    /* 추가 레이아웃 수정(아바타, ZERO GPU 뱃지 등)을 위해 
+       아래 클래스들을 일부 추가/수정해도 좋지만 
+       예시는 위 영역에서 이미 충분히 처리하므로 생략 */
+    
+    /* 다음 부분은 Zero GPU Spaces용 카드 구조에서 활용 */
+    .space-header {
+      display: flex;
+      align-items: center;
+      gap: 10px;
+      margin-bottom: 4px;
+    }
+    .avatar-img {
+      width: 32px;
+      height: 32px;
+      border-radius: 50%;
+      object-fit: cover;
+      border: 1px solid #ccc;
+    }
+    .space-title {
+      font-size: 1rem;
+      font-weight: 600;
+      margin: 0;
+      overflow: hidden;
+      text-overflow: ellipsis;
+      white-space: nowrap;
+      max-width: 200px;
+    }
+    .zero-gpu-badge {
+      font-size: 0.7rem;
+      background-color: #e6fffa;
+      color: #319795;
+      border: 1px solid #81e6d9;
+      border-radius: 6px;
+      padding: 2px 6px;
+      font-weight: 600;
+      margin-left: 8px;
+    }
+    .desc-text {
+      font-size: 0.85rem;
+      color: #444;
+      margin: 4px 0;
+      line-clamp: 2;
+      display: -webkit-box;
+      -webkit-box-orient: vertical;
+      overflow: hidden;
+    }
+    .author-name {
+      font-size: 0.8rem;
+      color: #666;
+    }
+    .likes-wrapper {
+      display: flex;
+      align-items: center;
+      gap: 4px;
+      color: #e53e3e;
+      font-weight: bold;
+      font-size: 0.85rem;
+    }
+    .likes-heart {
+      font-size: 1rem;
+      line-height: 1rem;
+      color: #f56565;
+    }
+    /* 이모지 전용 스타일 (선택사항) */
+    .emoji-avatar {
+      font-size: 1.2rem;
+      width: 32px;
+      height: 32px;
+      border-radius: 50%;
+      border: 1px solid #ccc;
+      display: flex;
+      align-items: center;
+      justify-content: center;
+    }
+  </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">
+          <!-- 첫 번째 탭 제목을 Zero GPU Spaces로 변경 -->
+          <h1>ZeroGPU Spaces Leaderboard</h1>
+          <p>Discover Zero GPU(Shared A100) spaces from Hugging Face</p>
+        </div>
+        
+        <!-- Tab Navigation -->
+        <div class="tab-nav">
+          <button id="tabTrendingButton" class="tab-button active">Trending</button>
+          <button id="tabFixedButton" class="tab-button">Picks</button>
+        </div>
+        
+        <!-- Trending(Zero GPU) 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 Count in 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 (기존 예시 유지) -->
+        <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 Elements
+    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 for better error detection
+    const iframeLoader = {
+      checkQueue: {},
+      maxAttempts: 5,
+      checkInterval: 5000,
+      
+      startChecking: function(iframe, owner, name, title, spaceKey) {
+        this.checkQueue[spaceKey] = {
+          iframe: iframe,
+          owner: owner,
+          name: name,
+          title: 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;
+          }
+
+          // Check if content loaded
+          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 issues can happen; not always an error
+          }
+
+          // Check if iframe is visible
+          const rect = item.iframe.getBoundingClientRect();
+          if (rect.width > 50 && rect.height > 50 && item.attempts > 2) {
+            item.status = 'success';
+            delete this.checkQueue[spaceKey];
+            return;
+          }
+
+          // If max attempts reached
+          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;
+          }
+
+          // Re-check after some delay
+          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 in Top 500',
+            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);
+
+      // Previous page
+      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);
+
+      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 page
+      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}/${name}`;
+      directLink.target = '_blank';
+      directLink.textContent = 'Visit HF Space';
+      directLink.style.color = '#3182ce';
+      directLink.style.marginTop = '10px';
+      directLink.style.display = 'inline-block';
+      directLink.style.padding = '8px 16px';
+      directLink.style.background = '#ebf8ff';
+      directLink.style.borderRadius = '5px';
+      directLink.style.fontWeight = '600';
+      errorPlaceholder.appendChild(directLink);
+      
+      iframe.style.display = 'none';
+      container.appendChild(errorPlaceholder);
+    }
+
+    function renderGrid(spaces) {
+      elements.gridContainer.innerHTML = '';
+      
+      if (!spaces || spaces.length === 0) {
+        const noResultsMsg = document.createElement('p');
+        noResultsMsg.textContent = 'No zero-gpu spaces found matching your search.';
+        noResultsMsg.style.padding = '2rem';
+        noResultsMsg.style.textAlign = 'center';
+        noResultsMsg.style.fontStyle = 'italic';
+        noResultsMsg.style.color = '#718096';
+        elements.gridContainer.appendChild(noResultsMsg);
+        return;
+      }
+
+      spaces.forEach((item) => {
+        try {
+          const {
+            url, title, likes_count, owner, name, rank,
+            description, avatar_url, author_name, embedUrl
+          } = item;
+
+          const gridItem = document.createElement('div');
+          gridItem.className = 'grid-item';
+
+          // 상단 헤더
+          const headerDiv = document.createElement('div');
+          headerDiv.className = 'grid-header';
+
+          // space-header (순위 + 제목 + Zero GPU 배지)
+          const spaceHeader = document.createElement('div');
+          spaceHeader.className = 'space-header';
+
+          // 1) 상단 순위 뱃지
+          const rankBadge = document.createElement('div');
+          rankBadge.className = 'rank-badge';
+          rankBadge.textContent = `#${rank}`; 
+          spaceHeader.appendChild(rankBadge);
+
+          // 제목+배지
+          const titleWrapper = document.createElement('div');
+          titleWrapper.style.display = 'flex';
+          titleWrapper.style.alignItems = 'center';
+          titleWrapper.style.marginLeft = '8px';
+
+          const titleEl = document.createElement('h3');
+          titleEl.className = 'space-title';
+          titleEl.textContent = title;
+          titleEl.title = title;
+          titleWrapper.appendChild(titleEl);
+
+          const zeroGpuBadge = document.createElement('span');
+          zeroGpuBadge.className = 'zero-gpu-badge';
+          zeroGpuBadge.textContent = 'ZERO GPU';
+          titleWrapper.appendChild(zeroGpuBadge);
+
+          spaceHeader.appendChild(titleWrapper);
+          headerDiv.appendChild(spaceHeader);
+
+          // 하단 메타 정보
+          const metaInfo = document.createElement('div');
+          metaInfo.className = 'grid-meta';
+          metaInfo.style.display = 'flex';
+          metaInfo.style.justifyContent = 'space-between';
+          metaInfo.style.alignItems = 'center';
+          metaInfo.style.marginTop = '6px';
+
+          // 왼쪽: (중복 rank 제거)
+          const leftMeta = document.createElement('div');
+
+          // ──────────────  ← rankBadge2 부분 제거됨
+
+          const authorSpan = document.createElement('span');
+          authorSpan.className = 'author-name';
+          authorSpan.style.marginLeft = '8px';
+          authorSpan.textContent = `by ${author_name}`;
+          leftMeta.appendChild(authorSpan);
+
+          metaInfo.appendChild(leftMeta);
+
+          // 오른쪽: likes
+          const likesDiv = document.createElement('div');
+          likesDiv.className = 'likes-wrapper';
+          likesDiv.innerHTML = `<span class="likes-heart">♥</span><span>${likes_count}</span>`;
+          metaInfo.appendChild(likesDiv);
+
+          headerDiv.appendChild(metaInfo);
+          gridItem.appendChild(headerDiv);
+
+          // description
+          if (description) {
+            const descP = document.createElement('p');
+            descP.className = 'desc-text';
+            descP.textContent = description;
+            gridItem.appendChild(descP);
+          }
+
+          // 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;  // transformed direct URL
+          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);
+        }
+      });
+    }
+
+    function renderFixedGrid() {
+      // Fixed Tab 예시용 (원본 코드 예시 유지)
+      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';
+
+          // 로봇 이모지 + 타이틀 함께 표시
+          const leftWrapper = document.createElement('div');
+          leftWrapper.style.display = 'flex';
+          leftWrapper.style.alignItems = 'center';
+
+          const emojiAvatar = document.createElement('div');
+          emojiAvatar.className = 'emoji-avatar';
+          emojiAvatar.textContent = '🤖';
+          leftWrapper.appendChild(emojiAvatar);
+
+          const titleEl = document.createElement('h3');
+          titleEl.textContent = title;
+          titleEl.title = title;
+          leftWrapper.appendChild(titleEl);
+
+          headerTop.appendChild(leftWrapper);
+
+          const rankBadge = document.createElement('div');
+          rankBadge.className = 'rank-badge';
+          rankBadge.textContent = `#${rank}`;
+          headerTop.appendChild(rankBadge);
+
+          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);
+        }
+      });
+    }
+
+    // Tab switching
+    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 앱 실행 (포트 7860)
+    app.run(host='0.0.0.0', port=7860)