Use desktop build inside docker (#1350)

## Launch Checklist

This PR uses the maputnik CLI inside the docker container to allow
loading of files into the container and watch for changes.

 - [x] Briefly describe the changes in this PR.
 - [x] Write tests for all new functionality.
 - [x] Add an entry to `CHANGELOG.md` under the `## main` section.

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Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

package.json

@@ -8,6 +8,7 @@
     "start": "vite",
     "build": "tsc && vite build --mode=production",
     "build-desktop": "tsc && vite build --mode=desktop && cd desktop && make",
+    "build-linux": "tsc && vite build --mode=desktop && cd desktop && make bin/linux/maputnik",
     "i18n:refresh": "i18next 'src/**/*.{ts,tsx,js,jsx}'",
     "lint": "eslint",
     "test": "cypress run",