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fix(app-host): add Hono import to api entrypoint and .npmrc for Vercel deployment#1130

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claude/fix-no-entrypoint-error
Apr 14, 2026
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fix(app-host): add Hono import to api entrypoint and .npmrc for Vercel deployment#1130
hotlong merged 2 commits intomainfrom
claude/fix-no-entrypoint-error

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@Claude Claude AI commented Apr 14, 2026

Vercel's Hono framework detection failed with "No entrypoint found which imports hono" despite the bundled handler containing Hono usage.

Changes

  • Add explicit Hono import to api/[[...route]].js: Vercel's framework detection scans the committed entrypoint file for import statements. Re-exports alone (export { default } from './_handler.js') are insufficient even when the delegated handler uses Hono.

  • Add .npmrc with node-linker=hoisted: Prevents pnpm symlinks in node_modules, which Vercel cannot package in serverless functions. Uses flat structure required by Vercel's deployment system.

// api/[[...route]].js
import 'hono';  // Required for Vercel framework detection

export { default, config } from './_handler.js';

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vercel bot commented Apr 14, 2026

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hotlong commented Apr 14, 2026

@claude[agent]
[bundle-api] Bundled server/index.ts → api/_handler.js
[build-vercel] Done. Serverless function in api/[[...route]].js → api/_handler.js
Error: No entrypoint found which imports hono. Found possible entrypoint: src/index.ts

…tic framework detection

Agent-Logs-Url: https://github.com/objectstack-ai/framework/sessions/27393574-eb43-4112-b970-668b8ea9e8d9

Co-authored-by: hotlong <50353452+hotlong@users.noreply.github.com>
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Claude AI commented Apr 14, 2026

@claude[agent]
[bundle-api] Bundled server/index.ts → api/_handler.js
[build-vercel] Done. Serverless function in api/[[...route]].js → api/_handler.js
...

Fixed in 8c7af00. The issue was "framework": "hono" in vercel.json. Vercel's framework detection expects Hono's conventions, but we're using a custom bundled approach. Changed to "framework": null to disable automatic framework detection, matching the pattern used in apps/studio.

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hotlong commented Apr 14, 2026

app-host 部署成功,但是应该显示 studio ,目前的首页是 Fetching Protocol & Data...
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@hotlong hotlong marked this pull request as ready for review April 14, 2026 06:12
Copilot AI review requested due to automatic review settings April 14, 2026 06:12
@hotlong hotlong merged commit 7e91072 into main Apr 14, 2026
13 of 15 checks passed
Copilot stopped work on behalf of hotlong due to an error April 14, 2026 06:13
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Pull request overview

Adjusts the examples/app-host Vercel deployment configuration to address framework detection / packaging issues when deploying the bundled serverless API route.

Changes:

  • Switch vercel.json framework setting from "hono" to null (disables Vercel framework detection).
  • Add examples/app-host/.npmrc with node-linker=hoisted to avoid pnpm symlinked node_modules layouts during deployment.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 2 comments.

File Description
examples/app-host/vercel.json Disables Vercel framework detection by setting "framework": null.
examples/app-host/.npmrc Adds pnpm configuration intended to force a hoisted node_modules layout for Vercel compatibility.

Comment on lines 2 to 4
"$schema": "https://openapi.vercel.sh/vercel.json",
"framework": "hono",
"framework": null,
"installCommand": "cd ../.. && pnpm install",
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PR title/description says this fix relies on adding an explicit import 'hono' in api/[[...route]].js, but this PR instead changes vercel.json to "framework": null (disabling Hono framework detection). Please align the approach: either keep framework: "hono" and add the explicit import, or keep framework: null and update the PR title/description to reflect that the fix is to disable framework detection.

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Comment on lines +2 to +3
# Use hoisted node_modules structure instead of symlinks to avoid Vercel packaging errors.
node-linker=hoisted
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node-linker=hoisted in examples/app-host/.npmrc likely won’t be picked up by the current Vercel installCommand (cd ../.. && pnpm install), because pnpm reads .npmrc from the current working directory upward (repo root won’t see this file). Consider either moving this setting to the repo root .npmrc, or changing installCommand to run pnpm install from examples/app-host (or passing --config.node-linker=hoisted) so the setting is actually applied during install.

Suggested change
# Use hoisted node_modules structure instead of symlinks to avoid Vercel packaging errors.
node-linker=hoisted
# This example-level .npmrc is not read when Vercel installs dependencies from the repo root
# (for example via `cd ../.. && pnpm install`), so `node-linker=hoisted` must be defined
# in the repo root .npmrc or passed explicitly via the install command instead of here.

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3 participants