Change config file extensions to .mjs

- Jest & Webpack config files are now `mjs` files.
- Updated `tsconfig` & `eslintrc.cjs` to include `mjs` files as well.

Author: iamWing

.eslintrc.cjs

@@ -89,8 +89,10 @@ const specialConfig = {
   files: [
     '**/*.config.js',
     '**/*.config.cjs',
+    '**/*.config.mjs',
     '**/*.config.*.js',
     '**/*.config.*.cjs',
+    '**/*.config.*.mjs',
   ],
   rules: {
     ...baseConfig.rules,

jest.config.js renamed to jest.config.mjs

@@ -9,7 +9,9 @@
     ".eslintrc.cjs",
     "**/*.config.js",
     "**/*.config.cjs",
+    "**/*.config.mjs",
     "**/*.config.*.js",
-    "**/*.config.*.cjs"
+    "**/*.config.*.cjs",
+    "**/*.config.*.mjs"
   ]
 }

tsconfig.eslint.json

@@ -68,7 +68,6 @@ const mainConfig = merge(commonConfig, {
             const jsonContent = JSON.parse(content);
             const electronVersion = jsonContent.devDependencies.electron;
 
-            delete jsonContent.type;
             delete jsonContent.devDependencies;
             delete jsonContent.optionalDependencies;
             delete jsonContent.scripts;