Add `migrate` command for initializing open-next for existing Next.js projects#1083

Merged

vicb merged 75 commits into

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dario/DEVX-2383/init-command

Jan 26, 2026

Commits on Jan 26, 2026

feat: add migrate command to set up OpenNext.js for Cloudflare

2u841r
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vicb
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Rename command from `migrate` to `init` and fix various small issues

dario-piotrowicz
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reuse existing logic to create wrangler.jsonc file

dario-piotrowicz
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reuse existing logic to create open-next.config.ts file

dario-piotrowicz
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remove verbose success logs

dario-piotrowicz
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add missing newline

dario-piotrowicz
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fixup! remove verbose success logs

dario-piotrowicz
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fix gitignore logic

dario-piotrowicz
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add \n

dario-piotrowicz
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remove \n

dario-piotrowicz
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bump version of `@opennextjs/aws`

dario-piotrowicz
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automatically select package manager

dario-piotrowicz
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add runStep utility to make code more clean and easy to read

dario-piotrowicz
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improve next-steps logs

dario-piotrowicz
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copy _headers from teamplates directory instead of inlining its context as text

dario-piotrowicz
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undo unintentional pnpm-lock.yaml update

dario-piotrowicz
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Update .changeset/add-init-command.md

dario-piotrowicz
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fix wrangler template path for _headers

dario-piotrowicz
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Update .changeset/add-init-command.md

dario-piotrowicz
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Update packages/cloudflare/src/cli/commands/init.ts

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Update packages/cloudflare/src/cli/commands/init.ts

dario-piotrowicz
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Update packages/cloudflare/src/cli/commands/init.ts

dario-piotrowicz
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rename `projectDir` to `appDir`

dario-piotrowicz
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convert `runStep` to `printStepTitle`

dario-piotrowicz
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replace `console` calls with `logger`

dario-piotrowicz
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move `initCommand` function to the top of the file

dario-piotrowicz
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remove unnecessary comments

dario-piotrowicz
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remove manual win32 check

dario-piotrowicz
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add JSDoc comment

dario-piotrowicz
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improve packageJson scripts updating logic

dario-piotrowicz
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Update init command text

dario-piotrowicz
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move wrangler detection logic

dario-piotrowicz
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move `getOpenNextConfigPath` logic

dario-piotrowicz
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unify logger.warn calls

dario-piotrowicz
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remove unnecessary public check

dario-piotrowicz
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simplify `logger.warn` calls (since they already have a WARN prefix

dario-piotrowicz
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simplify `logger.error` calls (since they already have an ERROR prefix)

dario-piotrowicz
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improve warn messages for edge runtime detection

dario-piotrowicz
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remove slice operation

dario-piotrowicz
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add .mts extension

dario-piotrowicz
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make open-next and wrangler utilities consistent

dario-piotrowicz
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rename `createWranglerConfigIfNotExistent` to `createWranglerConfigIfNonExistent`

dario-piotrowicz
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improve Next.js config file detection and gate init command behind it

dario-piotrowicz
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remove unnecessary open-next.config.ts exist check

dario-piotrowicz
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use appensFileSync for gitignore editing

dario-piotrowicz
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update wrong logic in `getWranglerConfigPath`

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fail command if wrangler config file exists

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remove outdated code comment

dario-piotrowicz
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make code cleaner via `createOrAppendToFile` utility

dario-piotrowicz
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rename `init` command back to `migrate`

dario-piotrowicz
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rename `createOpenNextConfig` to `createOpenNextConfigFile` for consistency

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use `createOrAppendToFile` function for `_headers` file update

dario-piotrowicz
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update changeset

dario-piotrowicz
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improve path argument

dario-piotrowicz
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solve TODO comment

dario-piotrowicz
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Apply suggestions from code review

dario-piotrowicz
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add adapter

dario-piotrowicz
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update `createOrAppendToFile` to `conditionalAppendFileSync`

dario-piotrowicz
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unify `logger.info`

dario-piotrowicz
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add comment about already-existent wrangler.jsonc

dario-piotrowicz
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avoid `join`

dario-piotrowicz
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update checks of `confitionalAppendFileSync`

dario-piotrowicz
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remove existence check in `getOpenNextConfigPath`

dario-piotrowicz
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Apply suggestions from code review

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update `getXConfigPath` functions to `findXConfig`

dario-piotrowicz
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Update packages/cloudflare/src/cli/commands/migrate.ts

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use childProcess

dario-piotrowicz
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fix formatting

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remove `\n`s from `conditionalAppendFileSync`

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use utils from aws prerelease and remove no longer needed code

dario-piotrowicz
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Update packages/cloudflare/src/cli/commands/migrate.ts

dario-piotrowicz
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Update .changeset/add-init-command.md

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adapter...

dario-piotrowicz
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add `--force-install` flag

dario-piotrowicz
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fix casing

dario-piotrowicz
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