- Linting (ESLint): As per latest ash-nazg (unicorn)

- npm: Update devDeps; use stable eslint-plugin-mocha-cleanup now that updated
- npm: Add scripts for reporting with test summaries (free of full noise during tests);
    auto-run at end of tests
- npm: Update devDeps. and use stable version of eslint-plugin-mocha-cleanup

editor/extensions/ext-imagelib.js

@@ -22,8 +22,12 @@ export default {
     imagelibStrings.imgLibs = imagelibStrings.imgLibs.map(({name, url, description}) => {
       // Todo: Adopt some standard formatting library like `fluent.js` instead
       url = url
+        // Keep these regexes as is in prep. for switching to `u` flag
+        //  which will require escaping
+        // eslint-disable-next-line unicorn/better-regex
         .replace(/\{path\}/g, extIconsPath)
         .replace(
+          // eslint-disable-next-line unicorn/better-regex
           /\{modularVersion\}/g,
           modularVersion
             ? (imagelibStrings.moduleEnding || '-es')