Update README.md

[kpouget]

Use the right Containerfile filename

Type of change

• Refactor
• New feature
• Bug fix
• Optimization
• Documentation Update

Description

This PR updates the README to refer to the right Containerfile in the frontend image build command.

Related Tickets & Documents

• Related Issue #
• Closes #

Checklist before requesting a review

• I have performed a self-review of my code.
• If it is a core feature, I have added thorough tests.

Testing

• Please describe the System Under Test.
• Please provide detailed steps to perform tests related to this code change.
• How were the fix/results from this change verified? Please provide relevant screenshots or results.

[kpouget]

also, I had to use this base image to the build to pass:

FROM docker.io/library/node:16.20.2-alpine3.18

otherwise:

[2/4] Fetching packages...
error lru-cache@10.1.0: The engine "node" is incompatible with this module. Expected version "14 || >=16.14". Got "16.10.0"

[jtaleric]

Thanks @kpouget - most of us use the local-compose for local development, glad to see someone fixing up our docs as we haven't done this! Thank you!