Auth Implementation Plan

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{
  "id": "52e4e911-65ac-4f24-9874-10259e7e4966",
  "type": "general",
  "status": "completed",
  "title": "Auth Implementation Plan",
  "description": "Implementation plan for OAuth 2.0 authentication with MFA",
  "context": {
    "output": "<div style=\"background:#1e1e1e;color:#e0e0e0;padding:20px;border-radius:8px;font-family:sans-serif;\">\n<h2 style=\"color:#fff;margin:0 0 16px 0;\">🔐 User Authentication Implementation Plan</h2>\n\n<p style=\"color:#9ca3af;margin-bottom:20px;\">Based on your Interview Mode responses for kontask <code style=\"background:#2d2d2d;padding:2px 6px;border-radius:4px;\">8a251a19</code></p>\n\n<div style=\"background:#2d2d2d;padding:16px;border-radius:6px;margin-bottom:16px;\">\n<h3 style=\"color:#c99542;margin:0 0 12px 0;\">📋 Design Decisions Summary</h3>\n<table style=\"width:100%;border-collapse:collapse;\">\n<tr style=\"border-bottom:1px solid #444;\"><td style=\"padding:10px;color:#9ca3af;\">Auth Type</td><td style=\"padding:10px;color:#22c55e;font-weight:bold;\">OAuth 2.0 (Google, GitHub)</td></tr>\n<tr style=\"border-bottom:1px solid #444;\"><td style=\"padding:10px;color:#9ca3af;\">Session Duration</td><td style=\"padding:10px;color:#22c55e;font-weight:bold;\">24 hours (balanced)</td></tr>\n<tr style=\"border-bottom:1px solid #444;\"><td style=\"padding:10px;color:#9ca3af;\">MFA</td><td style=\"padding:10px;color:#22c55e;font-weight:bold;\">Required for all users</td></tr>\n<tr><td style=\"padding:10px;color:#9ca3af;\">Extra</td><td style=\"padding:10px;color:#22c55e;font-weight:bold;\">Be awesome ✨</td></tr>\n</table>\n</div>\n\n<div style=\"background:#2d2d2d;padding:16px;border-radius:6px;margin-bottom:16px;\">\n<h3 style=\"color:#61afef;margin:0 0 12px 0;\">🏗️ Implementation Phases</h3>\n\n<h4 style=\"color:#e5c07b;margin:16px 0 8px 0;\">Phase 1: OAuth Provider Setup</h4>\n<ol style=\"margin:0;padding-left:24px;line-height:1.8;\">\n<li>Register OAuth apps with Google Cloud Console and GitHub Developer Settings</li>\n<li>Configure redirect URIs for each environment (dev, staging, prod)</li>\n<li>Store client IDs and secrets in environment variables</li>\n<li>Set up OAuth callback endpoints</li>\n</ol>\n\n<h4 style=\"color:#e5c07b;margin:16px 0 8px 0;\">Phase 2: Authentication Flow</h4>\n<ol style=\"margin:0;padding-left:24px;line-height:1.8;\">\n<li>Implement OAuth 2.0 authorization code flow</li>\n<li>Create login page with Google/GitHub buttons</li>\n<li>Handle OAuth callbacks and token exchange</li>\n<li>Create user records on first login (upsert pattern)</li>\n<li>Generate session tokens with 24-hour expiry</li>\n</ol>\n\n<h4 style=\"color:#e5c07b;margin:16px 0 8px 0;\">Phase 3: MFA Implementation (Required)</h4>\n<ol style=\"margin:0;padding-left:24px;line-height:1.8;\">\n<li>Add TOTP (Time-based One-Time Password) support</li>\n<li>Create MFA enrollment flow with QR code generation</li>\n<li>Implement MFA verification on every login</li>\n<li>Add backup codes for recovery</li>\n<li>Store MFA secrets securely (encrypted at rest)</li>\n</ol>\n\n<h4 style=\"color:#e5c07b;margin:16px 0 8px 0;\">Phase 4: Session Management</h4>\n<ol style=\"margin:0;padding-left:24px;line-height:1.8;\">\n<li>Implement secure session storage (Redis or DB)</li>\n<li>Add session refresh mechanism (sliding window)</li>\n<li>Create logout endpoint (invalidate session)</li>\n<li>Add \"remember me\" option for extended sessions</li>\n</ol>\n</div>\n\n<div style=\"background:#2d2d2d;padding:16px;border-radius:6px;margin-bottom:16px;\">\n<h3 style=\"color:#c678dd;margin:0 0 12px 0;\">📁 File Structure</h3>\n<pre style=\"background:#1e1e1e;padding:12px;border-radius:6px;overflow-x:auto;color:#98c379;font-size:0.9rem;line-height:1.6;\">\nsrc/auth/\n├── providers/\n│   ├── google.ts       # Google OAuth handler\n│   └── github.ts       # GitHub OAuth handler\n├── mfa/\n│   ├── totp.ts         # TOTP generation/verification\n│   ├── qr.ts           # QR code generation\n│   └── backup-codes.ts # Backup code management\n├── session/\n│   ├── store.ts        # Session storage (24h TTL)\n│   ├── middleware.ts   # Auth middleware\n│   └── refresh.ts      # Session refresh logic\n├── routes.ts           # Auth routes (/login, /callback, /logout)\n└── types.ts            # Auth types and interfaces</pre>\n</div>\n\n<div style=\"background:#2d2d2d;padding:16px;border-radius:6px;margin-bottom:16px;\">\n<h3 style=\"color:#56b6c2;margin:0 0 12px 0;\">🔧 Tech Stack</h3>\n<ul style=\"margin:0;padding-left:20px;line-height:1.8;\">\n<li><strong style=\"color:#fff;\">OAuth Library:</strong> <code style=\"background:#1e1e1e;padding:2px 6px;border-radius:4px;\">arctic</code> (Deno-native OAuth 2.0)</li>\n<li><strong style=\"color:#fff;\">TOTP:</strong> <code style=\"background:#1e1e1e;padding:2px 6px;border-radius:4px;\">otpauth</code> for TOTP generation</li>\n<li><strong style=\"color:#fff;\">QR Codes:</strong> <code style=\"background:#1e1e1e;padding:2px 6px;border-radius:4px;\">qrcode</code> for enrollment</li>\n<li><strong style=\"color:#fff;\">Sessions:</strong> Secure cookies + server-side storage</li>\n</ul>\n</div>\n\n<div style=\"background:linear-gradient(135deg,#1a3a2a,#1e1e1e);padding:16px;border-radius:6px;border-left:4px solid #22c55e;margin-bottom:16px;\">\n<h4 style=\"color:#22c55e;margin:0 0 8px 0;\">✅ Interview Mode Success!</h4>\n<p style=\"margin:0;color:#9ca3af;\">The new batch submission worked perfectly. All 4 answers were collected and sent in a single intelligent prompt with the kontask ID for reference.</p>\n</div>\n\n<div style=\"background:#2d2d2d;padding:16px;border-radius:6px;margin-top:16px;\">\n<h4 style=\"margin:0 0 8px 0;color:#fff;\">What's Next?</h4>\n<p style=\"color:#9ca3af;margin:0;\">Choose an action:</p>\n</div>\n</div>",
    "choices": [
      {
        "label": "Start Phase 1",
        "value": "Start implementing Phase 1: OAuth Provider Setup - create the provider files and configuration",
        "primary": true
      },
      {
        "label": "Create new interview",
        "value": "Create a new Interview Mode kontask for a different feature I want to design"
      },
      {
        "label": "Refine plan",
        "value": "I want to adjust some of the implementation details before we start coding"
      }
    ],
    "requestedAt": "2026-01-07T08:15:00.000Z",
    "requestId": "17e401a5-b757-49b6-a5bc-c8beba82a4fe",
    "turnTiming": {
      "totalMs": 49873,
      "ttfeMs": 7435,
      "thinkingMs": 42438,
      "toolExecutionMs": 0,
      "toolCallCount": 0,
      "thinkingPct": 85,
      "toolsPct": 0,
      "ttfePct": 15
    }
  },
  "createdBy": "claude",
  "createdAt": "2026-01-07T05:29:02.412Z",
  "updatedAt": "2026-01-07T05:29:09.178Z",
  "requestId": "17e401a5-b757-49b6-a5bc-c8beba82a4fe",
  "scope": "vibetools",
  "tags": [
    "authentication",
    "oauth",
    "implementation"
  ],
  "targetUser": "claude"
}