diff --git a/eslint.config.mjs b/eslint.config.mjs
index 2d7fb59f8..04882b055 100644
--- a/eslint.config.mjs
+++ b/eslint.config.mjs
@@ -113,6 +113,19 @@ export default defineConfig([
 
       '@stylistic/function-call-spacing': 'error',
       '@stylistic/semi': 'error',
+
+      'no-restricted-imports': [
+        'error',
+        {
+          patterns: [
+            {
+              regex: '.*chrome-devtools-frontend/(?!mcp/mcp.js$).*',
+              message:
+                'Import only the devtools-frontend code exported via node_modules/chrome-devtools-frontend/mcp/mcp.js',
+            },
+          ],
+        },
+      ],
     },
   },
   {
diff --git a/scripts/tsconfig.json b/scripts/tsconfig.json
index 199f9e994..c6c5981bf 100644
--- a/scripts/tsconfig.json
+++ b/scripts/tsconfig.json
@@ -15,6 +15,8 @@
     "noFallthroughCasesInSwitch": true,
     "incremental": true,
     "allowJs": true,
+    "allowImportingTsExtensions": true,
+    "noEmit": true,
     "useUnknownInCatchVariables": false
   },
   "include": ["./**/*.ts", "./**/*.js"]