I recently updated yarn on my local machine.

After deploying to git, I recieve an error "yarn command not found" in docker container

I'm not sure how this could happen yarn was working before in my railway instance.

Can someone help?

Error below:

12 [stage-0 8/10] RUN --mount=type=cache,id=s/b19f3ac8-f84d-47bf-9215-801dbb471566-nodemodules/cache,target=/app/nodemodules/.cache yarn && yarn compile

12 0.285 /bin/bash: line 1: yarn: command not found

12 ERROR: process "/bin/bash -ol pipefail -c yarn && yarn compile" did not complete successfully: exit code: 127

[stage-0 8/10] RUN --mount=type=cache,id=s/b19f3ac8-f84d-47bf-9215-801dbb471566-nodemodules/cache,target=/app/nodemodules/.cache yarn && yarn compile:

0.285 /bin/bash: line 1: yarn: command not found

2 warnings found (use --debug to expand):

• UndefinedVar: Usage of undefined variable '$NIXPACKS_PATH' (line 18)

LegacyKeyValueFormat: "ENV key=value" should be used instead of legacy "ENV key value" format (line 18)

Dockerfile:24

22 | # build phase

23 | COPY . /app/.

24 | >>> RUN --mount=type=cache,id=s/b19f3ac8-f84d-47bf-9215-801dbb471566-nodemodules/cache,target=/app/nodemodules/.cache yarn && yarn compile

25 |

26 |

ERROR: failed to solve: process "/bin/bash -ol pipefail -c yarn && yarn compile" did not complete successfully: exit code: 127

Error: Docker build failed

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