addd github impeccable

.github/skills/impeccable/scripts/detector/findings.mjs

@@ -0,0 +1,18 @@
+import { getAntipattern } from './registry/antipatterns.mjs';
+
+function getAP(id) {
+  return getAntipattern(id);
+}
+
+function finding(id, filePath, snippet, line = 0) {
+  const ap = getAP(id);
+  const base = { antipattern: id, name: ap.name, description: ap.description, severity: ap.severity || 'warning', category: ap.category || null, file: filePath, line, snippet };
+  // Advisory findings are detected but reported separately and never counted as
+  // failures. Carry the flag on the finding so every consumer (CLI, JSON, hook)
+  // can partition without a registry lookup. Only stamped when true to keep the
+  // finding shape stable for the vast majority of rules.
+  if (ap.advisory === true) base.advisory = true;
+  return base;
+}
+
+export { getAP, finding };