fix: add missing language option for French

vendor: bump nodejs version

doc: thanks to Hervé

Fix Dockerfile base image name

build: getting the frontend build pipeline working with pnpm (#94)

* build: getting the frontend build pipeline working with pnpm
* chore: update Dockerfile and GitHub actions
* doc: add Jessica Sachs to contributor list

A BIG THANK YOU!

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Co-authored-by: nanmu42 <[email protected]>

Merge pull request #81 from nanmu42/vendor-bump

Fix frontend build and bump vendor versions

Merge pull request #54 from nanmu42/nanmu

ci: fix tag name finding

Merge pull request #53 from nanmu42/nanmu

Add example to README and simplify logs

update cover asset URL

add peacock