workflow updates

[tiye]

No description provided.

[Copilot]

Pull request overview

Updates the project’s workflow and dependency/tooling setup, migrating to Yarn Berry (v4) and upgrading key build/runtime dependencies.

Changes:

• Switch to Yarn Berry (Yarn v4) with Corepack and update lockfile format accordingly.
• Upgrade frontend tooling/deps (notably Vite) and bump Calcit-related versions/config.
• Adjust Calcit compact output (modules list + highlight.js usage/imports).

Reviewed changes

Copilot reviewed 5 out of 7 changed files in this pull request and generated 4 comments.

Show a summary per file

File	Description
yarn.lock	Migrates lockfile from Yarn v1 format to Yarn Berry lockfile (v8 metadata).
package.json	Pins Yarn via packageManager, upgrades Vite, pins @calcit/procs, adds dayjs.
deps.cirru	Updates Calcit version and pins/updates several Calcit dependencies.
compact.cirru	Updates generated compact tree output; changes highlight.js import and highlight call; removes lilac module.
.yarnrc.yml	Configures Yarn Berry to use node-modules linker.
.gitignore	Adds ignore rule for .yarn/*.gz.
.github/workflows/upload.yaml	Updates Node setup and adds Corepack/Yarn Berry install + immutable install in CI before building/deploying.

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