fix(gan): grant evaluator Playwright tools

tests/ci/gan-evaluator-tools.test.js

@@ -0,0 +1,34 @@
+/**
+ * Regression coverage for the GAN evaluator's live-browser capability.
+ *
+ * Run with: node tests/ci/gan-evaluator-tools.test.js
+ */
+
+const assert = require('assert');
+const fs = require('fs');
+const path = require('path');
+
+const evaluatorPath = path.join(__dirname, '..', '..', 'agents', 'gan-evaluator.md');
+const content = fs.readFileSync(evaluatorPath, 'utf8');
+const frontmatter = content.match(/^---\r?\n([\s\S]*?)\r?\n---/);
+
+assert.ok(frontmatter, 'gan-evaluator.md should have frontmatter');
+const toolsLine = frontmatter[1].match(/^tools:\s*(.+)$/m);
+assert.ok(toolsLine, 'gan-evaluator.md should declare tools');
+
+const tools = new Set(toolsLine[1].split(',').map(tool => tool.trim()));
+for (const tool of [
+  'mcp__playwright__browser_navigate',
+  'mcp__playwright__browser_click',
+  'mcp__playwright__browser_take_screenshot',
+  'mcp__playwright__browser_snapshot',
+  'mcp__playwright__browser_type',
+  'mcp__playwright__browser_fill_form',
+]) {
+  assert.ok(tools.has(tool), `gan-evaluator.md should grant ${tool}`);
+}
+
+assert.match(content, /\*\*Achieved:\*\* `playwright` \| `screenshot` \| `code-only`/);
+assert.match(content, /mode that was actually completed/);
+
+console.log('GAN evaluator tools and achieved-mode contract are present.');