Migrate schema + backfill data on a deployed Convex app using @convex-dev/migrations.
Install
npx skills add convex/agent-skills --skill convex-migratenpx skills add convex/agent-skills --skill convex-migrate -a claude-code -gnpx skills add convex/agent-skills --skill convex-migrate -a codex -ggemini skills install https://github.com/convex/agent-skills.git --path skills/convex-migrategh skill install convex/agent-skills convex-migrategit clone --depth 1 https://github.com/convex/agent-skills /tmp/convex__agent-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/convex__agent-skills/skills/convex-migrate ~/.claude/skills/convex-migrate # Claude Code
cp -R /tmp/convex__agent-skills/skills/convex-migrate ~/.agents/skills/convex-migrate # Codex, Cursor, Gemini CLI, Copilot, OpenCode