website refactor

core/eslint-rules/no-index-files.js

@@ -0,0 +1,35 @@
+module.exports = {
+  meta: {
+    type: 'problem',
+    docs: {
+      description: 'Ban index.ts files in Core - use explicit imports instead',
+      category: 'Best Practices',
+      recommended: true,
+    },
+    fixable: null,
+    schema: [],
+    messages: {
+      indexFile: 'Index files are banned in core. Use explicit imports. Example: Instead of "import { foo } from "./", use "import { foo } from "./foo".',
+    },
+  },
+
+  create(context) {
+    const filename = context.getFilename();
+    const isIndexFile = /(^|\/|\\)index\.ts$/.test(filename);
+    
+    // Allow root index.ts if any
+    const allowedPaths = [
+      'core/index.ts',
+    ];
+    
+    if (isIndexFile && !allowedPaths.some(path => filename.endsWith(path))) {
+      context.report({
+        node: null,
+        loc: { line: 1, column: 0 },
+        messageId: 'indexFile',
+      });
+    }
+    
+    return {};
+  },
+};