Test remove sourcemaps for icons & locale files

- Icons are images, just that they're wrapped inside JS.
- Locales point to PO files

There's not much benefit in generating sourcemaps for them

vite.config.js

@@ -237,6 +237,29 @@ export default defineConfig({
             }
           },
         },
+        {
+          name: 'remove-chunk-sourcemaps',
+          generateBundle(_, bundle) {
+            // Remove .js.map files and sourcemap references for specific chunks
+            Object.keys(bundle).forEach((fileName) => {
+              const shouldRemoveSourcemap =
+                fileName.includes('locales/') || fileName.includes('icons/');
+
+              if (fileName.endsWith('.js.map') && shouldRemoveSourcemap) {
+                delete bundle[fileName];
+              } else if (fileName.endsWith('.js') && shouldRemoveSourcemap) {
+                const chunk = bundle[fileName];
+                if (chunk.type === 'chunk' && chunk.code) {
+                  // Remove sourceMappingURL comment
+                  chunk.code = chunk.code.replace(
+                    /\/\/# sourceMappingURL=.+\.js\.map\n?$/,
+                    '',
+                  );
+                }
+              }
+            });
+          },
+        },
       ],
     },
   },