<?php
header('Content-Type: application/json');
header('Access-Control-Allow-Origin: *');
$action = $_GET['action'] ?? 'status';
if ($action === 'status') {
    echo json_encode([
        'ok' => true, 'provider' => 'ModelScope (Alibaba)',
        'models' => [
            ['name'=>'Qwen2.5-72B-Instruct','size'=>'72B','via'=>'Alibaba provider #5'],
            ['name'=>'DeepSeek-V3','size'=>'685B','via'=>'SambaNova provider #4'],
            ['name'=>'ChatGLM4-9B','size'=>'9B','via'=>'Ollama local glm4:9b'],
            ['name'=>'Qwen3-8B','size'=>'8B','via'=>'Ollama local qwen3:8b'],
        ],
        'hub'=>'https://modelscope.cn',
        'note'=>'Qwen via Alibaba, DeepSeek via SambaNova, GLM4+Qwen3 via Ollama local'
    ]);
} elseif ($action === 'search') {
    $q = $_GET['q'] ?? 'qwen';
    $r = @file_get_contents("https://modelscope.cn/api/v1/models?PageSize=5&Query=$q");
    echo $r ?: json_encode(['error'=>'unreachable']);
}