test(plan-design-review): count design terms the review wrote into the plan

test/skill-e2e-design.test.ts

@@ -487,13 +487,15 @@ IMPORTANT: Do NOT try to browse any URLs or use a browse binary. This is a plan
             // Check that the agent produced design ratings (0-10 scale)
             const output = result.output || '';
             const hasRatings = /\d+\/10/.test(output);
-            const hasDesignContent = output.toLowerCase().includes('information architecture') ||
-              output.toLowerCase().includes('interaction state') ||
-              output.toLowerCase().includes('ai slop') ||
-              output.toLowerCase().includes('hierarchy');
 
             // Check that the plan file was edited (the core new behavior)
             const planAfter = fs.readFileSync(path.join(reviewDir, 'plan.md'), 'utf-8');
+            // The review's design content is what it wrote into the plan; the
+            // final message may only summarize it (census 37179171083).
+            // A term counts from the plan only when the review added it.
+            const count = (text: string, term: string) => text.toLowerCase().split(term).length - 1;
+            const hasDesignContent = ['information architecture', 'interaction state', 'ai slop', 'hierarchy'].some(term =>
+              output.toLowerCase().includes(term) || count(planAfter, term) > count(planBefore, term));
             const planWasEdited = planAfter !== planBefore && planAfter.length > 300;
             const planHasDesignAdditions = planAfter.toLowerCase().includes('empty') ||
               planAfter.toLowerCase().includes('loading') ||