curl -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Accept: application/json" \
  https://cloud.specstory.com/api/v1/projects/proj_abc123/sessions/550e8400-e29b-41d4-a716-446655440000

{
  "success": true,
  "data": {
    "session": {
      "id": "550e8400-e29b-41d4-a716-446655440000",
      "name": "Bug Fix Discussion",
      "markdownContent": "## Session Summary\n\n**User**: I'm having an issue with authentication...\n\n**Assistant**: Let me help you debug that...",
      "markdownSize": 15420,
      "metadata": {
        "clientName": "Cursor",
        "clientVersion": "2.0.0",
        "agentName": "SpecStory Agent",
        "deviceId": "device123",
        "gitBranches": ["main", "feature-auth"],
        "llmModels": ["claude-3-opus"],
        "tags": ["bug-fix", "authentication"]
      },
      "createdAt": "2024-01-15T10:30:00.000Z",
      "updatedAt": "2024-01-15T14:45:30.000Z",
      "startedAt": "2024-01-15T10:30:00.000Z",
      "endedAt": "2024-01-15T14:45:30.000Z",
      "project": {
        "id": "proj_abc123",
        "name": "My Web App",
        "icon": "Code2",
        "color": "blue"
      }
    }
  }
}