Stop redundant investigation after grounded memory retrieval

templates/SKILL.md

@@ -35,14 +35,24 @@ behavioral responsibility that software cannot infer reliably.
   kind, source.ref or inference basis, producing run, and any supersession state.
 - [GUIDANCE] When an active grounded claim directly addresses the current task, use
   its supported fact as the starting point for the work.
-- [GUIDANCE] Perform only the minimum freshness verification required by the current
-  task, such as checking the current affected file or behavior.
-- [GUIDANCE] Do not repeat historical or source investigation already supported by
-  the claim unless there is contradictory evidence, ambiguity, an inference-only
-  claim, stale or superseded state, or the task explicitly requires re-verification.
-- [GUIDANCE] Never treat retrieved memory as automatically true. Keep the claim's
-  scope and evidence strength visible, and investigate further when its support does
-  not justify relying on it for the current task.
+- [GUIDANCE] If that claim directly answers the task and its evidence already
+  establishes the historical reasoning, do not repeat that historical investigation.
+- [GUIDANCE] Normally limit freshness verification to current state that could have
+  changed since the claim: relevant current files, working-tree or HEAD changes, or
+  directly contradictory evidence.
+- [GUIDANCE] Do not rerun git log, git blame, historical diffs, broad repository
+  searches, tests, or other original investigation merely to reconfirm evidence the
+  claim already cites.
+- [GUIDANCE] Escalate into deeper reinvestigation only when current state contradicts
+  the claim, provenance is missing or insufficient, the claim is inference-only,
+  stale, superseded, or ambiguous, or the user explicitly asks for fresh independent
+  verification.
+- [GUIDANCE] Once current state is consistent with the grounded claim and no
+  contradiction is found, stop investigating and answer from the claim plus the
+  minimal freshness check.
+- [GUIDANCE] Never treat retrieved memory as automatically true. Inspect its evidence
+  and provenance first, keep the claim's scope and evidence strength visible, and
+  investigate further only when its support does not justify relying on it.
 
 ## Write
 

tests/integration/skill-doc.test.ts

@@ -57,18 +57,22 @@ test('requires retrieval-first investigation without blind trust', async () => {
   assert.match(skill, /query relevant GraphKeeper memory before repeating.*investigation/is);
   assert.match(skill, /inspect active claims and their provenance first/is);
   assert.match(skill, /grounded claim directly addresses.*starting point/is);
-  assert.match(skill, /only the minimum freshness verification required/is);
-  assert.match(skill, /do not repeat historical or source investigation already supported/is);
+  assert.match(skill, /evidence already\s+establishes the historical reasoning.*do not repeat/is);
+  assert.match(skill, /limit freshness verification to current state.*relevant current files.*working-tree or HEAD changes.*contradictory evidence/is);
+  assert.match(skill, /do not rerun git log, git blame, historical diffs, broad repository\s+searches, tests/is);
+  assert.match(skill, /original investigation.*reconfirm evidence/is);
+  assert.match(skill, /stop investigating and answer from the claim plus the\s+minimal freshness check/is);
   for (const exception of [
-    'contradictory evidence',
-    'ambiguity',
+    'current state contradicts',
+    'provenance is missing or insufficient',
     'inference-only',
-    'stale or superseded',
-    'explicitly requires re-verification',
+    'stale, superseded, or ambiguous',
+    'fresh independent verification',
   ]) {
-    assert.match(skill, new RegExp(exception, 'i'));
+    assert.match(skill, new RegExp(exception.replaceAll(' ', '\\s+'), 'i'));
   }
   assert.match(skill, /never treat retrieved memory as automatically true/is);
+  assert.match(skill, /inspect its evidence\s+and provenance first/is);
 });
 
 test('keeps structured detail in evidence and excludes session chatter', async () => {