fix(inspection): normalize diagnostic-looking Windows filenames

scripts/lib/inspection.js

@@ -27,7 +27,7 @@ function normalizeFailureReason(reason) {
     // Directories may contain spaces, but trailing whitespace separates diagnostic prose.
     // Unquoted spaced leaves allow one final dotted token; longer prose stays diagnostic.
     // Quote paths with multiple spaces in the final filename to remove ambiguity.
-    .replace(/(?:\b[a-z]:|\\)[\\/](?:[^\\/:*?"<>|\r\n]*[^\s\\/:*?"<>|][\\/])*[^\s\\/:*?"<>|(),;]+(?: (?!failed\b|timed\b|could\b|cannot\b|unable\b|error\b)[^\s\\/:*?"<>|]+\.[^\s\\/:*?"<>|]+(?=:))?[\\/]*/gu, '<path>')
+    .replace(/(?:\b[a-z]:|\\)[\\/](?:[^\\/:*?"<>|\r\n]*[^\s\\/:*?"<>|][\\/])*[^\s\\/:*?"<>|(),;]+(?: [^\s\\/:*?"<>|]+\.[^\s\\/:*?"<>|]+(?=:))?[\\/]*/gu, '<path>')
     // Strip remaining file paths
     .replace(/(?:\b[a-z]:)?[\\/][\w./\\-]+/g, '<path>')
     // Collapse whitespace

tests/lib/inspection.test.js

@@ -185,6 +185,24 @@ async function runTests() {
     assert.strictEqual(groupFailures(runs).size, 2);
   })) passed += 1; else failed += 1;
 
+  if (await test('groups Windows filenames with diagnostic-looking words', async () => {
+    const reasons = [
+      String.raw`Command C:\work\app error.log: permission denied`,
+      String.raw`Command D:\work\app output.log: permission denied`,
+      String.raw`Command E:\work\my failed-test.js: permission denied`,
+    ];
+    assert.deepStrictEqual(reasons.map(normalizeFailureReason), [
+      'command <path>: permission denied',
+      'command <path>: permission denied',
+      'command <path>: permission denied',
+    ]);
+    const runs = reasons.map((failureReason, index) => makeSkillRun({ id: `filename-${index}`, failureReason }));
+    assert.strictEqual(groupFailures(runs).size, 1);
+    const patterns = detectPatterns(runs);
+    assert.strictEqual(patterns.length, 1);
+    assert.strictEqual(patterns[0].count, 3);
+  })) passed += 1; else failed += 1;
+
   if (await test('groupFailures handles mixed outcome casing', async () => {
     const runs = [
       makeSkillRun({ id: 'r1', outcome: 'FAILURE', failureReason: 'timeout' }),