diff --git a/.claude/skills/regression/run.mjs b/.claude/skills/regression/run.mjs
index b6ad732c..7e20c0a9 100644
--- a/.claude/skills/regression/run.mjs
+++ b/.claude/skills/regression/run.mjs
@@ -64,3 +64,14 @@ export function parseLychee(stdout) {
   const errors = stdout.match(/(\d+)\s+Errors?/i)?.[1] ?? '0';
   return `lychee ${ok}/${errors}`;
 }
+
+// ── pure: verdict ──────────────────────────────────────────────────
+export function computeVerdict(results) {
+  const skipped = results.filter((r) => r.skipped).map((r) => r.label);
+  const failed = results
+    .filter((r) => !r.skipped && r.code !== 0)
+    .map((r) => r.label);
+  if (skipped.length) return { verdict: 'RED-INCOMPLETE', exitCode: 1, failed, skipped };
+  if (failed.length) return { verdict: 'RED', exitCode: 1, failed, skipped };
+  return { verdict: 'GREEN', exitCode: 0, failed, skipped };
+}
diff --git a/.claude/skills/regression/run.test.mjs b/.claude/skills/regression/run.test.mjs
index db25c1b9..a0ad0272 100644
--- a/.claude/skills/regression/run.test.mjs
+++ b/.claude/skills/regression/run.test.mjs
@@ -4,6 +4,7 @@ import {
   resolveBinary, buildHeader, parseExit,
   parsePest, parseVitest,
   parseViteBuild, parseLarastan, parseGitleaks, parseLychee,
+  computeVerdict,
 } from './run.mjs';
 
 test('resolveBinary: win32 → bin\\<name>.exe', () => {
@@ -79,3 +80,40 @@ test('parseLychee: with broken links', () => {
   const out = '🔍 327 Total\n✅ 325 OK\n🚫 2 Errors';
   assert.equal(parseLychee(out), 'lychee 325/2');
 });
+
+test('computeVerdict: all exit 0 → GREEN, exit code 0', () => {
+  const v = computeVerdict([
+    { label: 'Pint', code: 0, skipped: false },
+    { label: 'ESLint', code: 0, skipped: false },
+  ]);
+  assert.equal(v.verdict, 'GREEN');
+  assert.equal(v.exitCode, 0);
+  assert.deepEqual(v.failed, []);
+});
+test('computeVerdict: one non-zero exit → RED, exit code 1', () => {
+  const v = computeVerdict([
+    { label: 'Pint', code: 0, skipped: false },
+    { label: 'Larastan', code: 1, skipped: false },
+  ]);
+  assert.equal(v.verdict, 'RED');
+  assert.equal(v.exitCode, 1);
+  assert.deepEqual(v.failed, ['Larastan']);
+});
+test('computeVerdict: a skipped check → RED-INCOMPLETE', () => {
+  const v = computeVerdict([
+    { label: 'Pint', code: 0, skipped: false },
+    { label: 'gitleaks', code: null, skipped: true },
+  ]);
+  assert.equal(v.verdict, 'RED-INCOMPLETE');
+  assert.equal(v.exitCode, 1);
+  assert.deepEqual(v.skipped, ['gitleaks']);
+});
+test('computeVerdict: skipped takes precedence over a failure', () => {
+  const v = computeVerdict([
+    { label: 'Larastan', code: 1, skipped: false },
+    { label: 'lychee', code: null, skipped: true },
+  ]);
+  assert.equal(v.verdict, 'RED-INCOMPLETE');
+  assert.deepEqual(v.failed, ['Larastan']);
+  assert.deepEqual(v.skipped, ['lychee']);
+});