Changesets support and Build System Refactor (#100)

[benmusson]

• docs(changeset): commit on changeset

• Update config.json

• change node.js working directory

• github actions update

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: 7f30b050f23f2486add107ccc37bd7f211bee6b2

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 5 packages

| Name | Type | | ------------------------------------ | ----- | | @mussonindustrial/eslint-config-embr | Minor | | @mussonindustrial/embr-js-tag-stream | Minor | | @mussonindustrial/embr-js-chart-js | Minor | | @mussonindustrial/embr-tsconfig | Minor | | @mussonindustrial/embr-js-utils | Minor |

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