website refactor

apps/website/eslint-rules/template-purity-rules.js

@@ -63,6 +63,38 @@ module.exports = {
     },
   },
 
+  // Rule 8: No 'use client' directive in templates
+  'no-use-client-in-templates': {
+    meta: {
+      type: 'problem',
+      docs: {
+        description: 'Forbid use client directive in templates',
+        category: 'Template Purity',
+      },
+      messages: {
+        message: 'Templates must not use "use client" directive - they should be stateless composition',
+      },
+    },
+    create(context) {
+      const filename = context.getFilename();
+      const isInTemplates = filename.includes('/templates/');
+      
+      if (!isInTemplates) return {};
+
+      return {
+        ExpressionStatement(node) {
+          if (node.expression.type === 'Literal' &&
+              node.expression.value === 'use client') {
+            context.report({
+              node,
+              messageId: 'message',
+            });
+          }
+        },
+      };
+    },
+  },
+
   // Rule 3: No computations in templates
   'no-computations-in-templates': {
     meta: {