Error: Cannot detect package manager in the current path

Describe the bug

Trying with a couple different packages, I get this same error. This is when using Safari.

> Initiating WebContainer...
> WebContainer is booted.

> node --version
v18.20.3

> pnpm --version
8.15.6

> pnpm install instantsearch.js
[callSiteLocation@
depd@
../node_modules/.pnpm/agentkeepalive@4.2.1/node_modules/agentkeepalive/lib/agent.js@
@
../node_modules/.pnpm/agentkeepalive@4.2.1/node_modules/agentkeepalive/index.js@
@
../node_modules/.pnpm/@pnpm+network.agent@0.1.0/node_modules/@pnpm/network.agent/dist/agent.js@
@
../node_modules/.pnpm/@pnpm+network.agent@0.1.0/node_modules/@pnpm/network.agent/dist/index.js@
@
../network/fetch/lib/fetchFromRegistry.js@
@
../network/fetch/lib/index.js@
@
../env/plugin-commands-env/lib/node.js@
@
../env/plugin-commands-env/lib/downloadNodeVersion.js@
@
../env/plugin-commands-env/lib/envRemove.js@
@
../env/plugin-commands-env/lib/env.js@
@
../env/plugin-commands-env/lib/index.js@
@
lib/main.js@
@
lib/errorHandler.js@
@
@
@https://eznlcauvb5v69uhbdhkuwnv2b2qtj6-zjf3.w-corp-staticblitz.com/blitz.7f809d15.js:40:26451]

Node.js v18.20.3

> node __server.mjs
[Node Modules Inspector] No config found
[Node Modules Inspector] Reading dependencies...
[Error: Cannot detect package manager in the current path]

Node.js v18.20.3

Reproduction

https://node-modules.dev/#install=instantsearch.js

System Info

Safari 18.2 (20620.1.16.11.8)

Used Package Manager

pnpm

Validations

• Follow our Code of Conduct
• Read the Contributing Guide.
• Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.
• Check that this is a concrete bug. For Q&A, please open a GitHub Discussion instead.
• The provided reproduction is a minimal reproducible of the bug.

Contributions

• I am willing to submit a PR to fix this issue
• I am willing to submit a PR with failing tests (actually just go ahead and do it, thanks!)

Reproduce the failure at https://node-modules.dev/#install=instantsearch.js in Safari, using the reported pnpm setup. Start at __server.mjs and trace the Node Modules Inspector path that reports “Cannot detect package manager in the current path.” Done means the reproduction detects the package manager and completes the requested installation without this error.