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name: vercel-migration-deep-dive description: | Execute Vercel major re-architecture and migration strategies with strangler fig pattern. Use when migrating to or from Vercel, performing major version upgrades, or re-platforming existing integrations to Vercel. Trigger with phrases like "migrate vercel", "vercel migration", "switch to vercel", "vercel replatform", "vercel upgrade major". allowed-tools: Read, Write, Edit, Bash(npm:), Bash(node:), Bash(kubectl:*) version: 1.0.0 license: MIT author: Jeremy Longshore jeremy@intentsolutions.io

Vercel Migration Deep Dive

Prerequisites

• Current system documentation
• Vercel SDK installed
• Feature flag infrastructure
• Rollback strategy tested

Instructions

Step 1: Assess Current State

Document existing implementation and data inventory.

Step 2: Build Adapter Layer

Create abstraction layer for gradual migration.

Step 3: Migrate Data

Run batch data migration with error handling.

Step 4: Shift Traffic

Gradually route traffic to new Vercel integration.

Output

• Migration assessment complete
• Adapter layer implemented
• Data migrated successfully
• Traffic fully shifted to Vercel

Error Handling

See {baseDir}/references/errors.md for comprehensive error handling.

Examples

See {baseDir}/references/examples.md for detailed examples.

Resources

• Strangler Fig Pattern
• Vercel Migration Guide