Listar tags

GET /v1/tags

curl "https://api.socialsell.ai/v1/tags" \
  -H "Authorization: Bearer sk_live_..."

{
  "data": [
    { "name": "lead", "color": "#3B82F6", "count": 128 },
    { "name": "cliente", "color": "#10B981", "count": 87 },
    { "name": "inbound", "color": "#F59E0B", "count": 65 },
    { "name": "vip", "color": "#8B5CF6", "count": 34 },
    { "name": "enterprise", "color": "#EF4444", "count": 12 }
  ],
  "meta": {
    "total": 5,
    "has_more": false
  }
}