Try to remove unused spec/dummy dependencies

knip.ts

@@ -54,8 +54,21 @@ const config: KnipConfig = {
         '@rescript/react',
         // The Babel plugin fails to detect it
         'babel-plugin-transform-react-remove-prop-types',
-        // Temporary!
-        '.*',
+        // This one is weird. It's long-deprecated and shouldn't be necessary.
+        // Probably need to update the Webpack config.
+        'node-libs-browser',
+        // The below dependencies are not detected by the Webpack plugin
+        // due to the config issue.
+        'css-loader',
+        'expose-loader',
+        'file-loader',
+        'imports-loader',
+        'null-loader',
+        'sass',
+        'sass-loader',
+        'sass-resources-loader',
+        'style-loader',
+        'url-loader',
       ],
     },
   },

spec/dummy/config/webpack/commonWebpackConfig.js

@@ -24,7 +24,7 @@ const sassLoaderConfig = {
 const scssConfigIndex = baseClientWebpackConfig.module.rules.findIndex((config) =>
   '.scss'.match(config.test),
 );
-baseClientWebpackConfig.module.rules[scssConfigIndex].use.push(sassLoaderConfig);
+baseClientWebpackConfig.module.rules[scssConfigIndex]?.use.push(sassLoaderConfig);
 
 // add jquery
 const exposeJQuery = {

spec/dummy/package.json

@@ -15,21 +15,16 @@
     "@hotwired/turbo-rails": "^8.0.4",
     "@rescript/react": "^0.13.0",
     "babel-loader": "8.2.4",
-    "babel-plugin-macros": "^3.1.0",
-    "babel-plugin-module-resolver": "^4.0.0",
     "babel-plugin-transform-react-remove-prop-types": "^0.4.24",
     "compression-webpack-plugin": "9",
     "core-js": "3",
     "create-react-class": "^15.6.3",
     "css-loader": "^6.5.1",
-    "css-minimizer-webpack-plugin": "^3.1.3",
     "expose-loader": "^1.0.3",
     "file-loader": "^6.2.0",
-    "history": "^4.6.3",
     "imports-loader": "^1.2.0",
     "jquery": "^3.5.1",
     "jquery-ujs": "^1.2.2",
-    "loader-utils": "^2.0.0",
     "lodash": "^4.17.4",
     "mini-css-extract-plugin": "^2.4.4",
     "node-libs-browser": "^2.2.1",
@@ -46,7 +41,6 @@
     "redux-thunk": "^2.2.0",
     "regenerator-runtime": "^0.13.4",
     "rescript": "^11.1.4",
-    "resolve-url-loader": "^3.1.1",
     "sass": "^1.43.4",
     "sass-loader": "^12.3.0",
     "sass-resources-loader": "^2.1.0",