fix: use shared slash-command plugin root resolver

tests/lib/command-plugin-root.test.js

@@ -0,0 +1,48 @@
+'use strict';
+
+const fs = require('fs');
+const path = require('path');
+const assert = require('assert');
+const { INLINE_RESOLVE } = require('../../scripts/lib/resolve-ecc-root');
+
+let passed = 0;
+let failed = 0;
+
+function test(name, fn) {
+  try {
+    fn();
+    console.log(`PASS ${name}`);
+    passed += 1;
+  } catch (error) {
+    console.error(`FAIL ${name}`);
+    console.error(error.stack || error.message || String(error));
+    failed += 1;
+  }
+}
+
+const sessionsDoc = fs.readFileSync(path.join(__dirname, '..', '..', 'commands', 'sessions.md'), 'utf8');
+const skillHealthDoc = fs.readFileSync(path.join(__dirname, '..', '..', 'commands', 'skill-health.md'), 'utf8');
+
+test('sessions command uses shared inline resolver in all node scripts', () => {
+  assert.strictEqual((sessionsDoc.match(/const _r = /g) || []).length, 6);
+  assert.strictEqual((sessionsDoc.match(/\['marketplace','ecc'\]/g) || []).length, 6);
+  assert.strictEqual((sessionsDoc.match(/\['marketplace','everything-claude-code'\]/g) || []).length, 6);
+  assert.strictEqual((sessionsDoc.match(/\['ecc','everything-claude-code'\]/g) || []).length, 6);
+});
+
+test('skill-health command uses shared inline resolver in all shell snippets', () => {
+  assert.strictEqual((skillHealthDoc.match(/var r=/g) || []).length, 3);
+  assert.strictEqual((skillHealthDoc.match(/\['marketplace','ecc'\]/g) || []).length, 3);
+  assert.strictEqual((skillHealthDoc.match(/\['marketplace','everything-claude-code'\]/g) || []).length, 3);
+  assert.strictEqual((skillHealthDoc.match(/\['ecc','everything-claude-code'\]/g) || []).length, 3);
+});
+
+test('inline resolver covers current and legacy marketplace plugin roots', () => {
+  assert.ok(INLINE_RESOLVE.includes('"marketplace","ecc"'));
+  assert.ok(INLINE_RESOLVE.includes('"marketplace","everything-claude-code"'));
+});
+
+console.log(`Passed: ${passed}`);
+console.log(`Failed: ${failed}`);
+
+process.exit(failed > 0 ? 1 : 0);