refactor: make memory dedupe repo-agnostic

src/workspace-memory.ts

@@ -313,72 +313,80 @@ export function workspaceMemoryExactKey(entry: Pick<LongTermMemoryEntry, "type"
   return `${entry.type}:${canonicalMemoryText(entry.text)}`;
 }
 
-/** Extract entity/destination keys for project and reference dedup */
-function extractEntityKey(text: string): string | null {
-  const normalized = canonicalMemoryText(text);
-  // Check known key phrases (bilingual-friendly)
-  // opencode + agenthub plugin system
-  if (/opencode.*agenthub/i.test(normalized)) {
-    return "opencode-agenthub plugin system";
+function normalizeUrlIdentity(raw: string): string | null {
+  const cleaned = raw.replace(/[),.;:!?]+$/g, "");
+  try {
+    const url = new URL(cleaned);
+    if (url.protocol !== "http:" && url.protocol !== "https:") return null;
+    url.protocol = url.protocol.toLowerCase();
+    url.hostname = url.hostname.toLowerCase();
+    url.hash = "";
+    if (url.pathname.length > 1) {
+      url.pathname = url.pathname.replace(/\/+$/g, "");
+    }
+    return `url:${url.toString()}`;
+  } catch {
+    return null;
   }
-  // For generic config references, fall back to canonical text dedup — no entity key
-  return null;
 }
 
-/** Extract decision topic key for supersession detection */
-function decisionTopicKey(text: string): string | null {
-  const normalized = text.toLowerCase();
-  // Parser format versions
-  if (/parser.*formats?|supports?\s*\d+\s*format/i.test(normalized)) {
-    return "parser-supported-formats";
-  }
-  // Compaction template replacement
-  if (/compaction.*template|output\.prompt|template.*replace/i.test(normalized)) {
-    return "compaction-template-replacement";
-  }
-  // Plugin loading
-  if (/plugin.*load|npm.*cache|plugin.*config/i.test(normalized)) {
-    return "plugin-loading-config";
-  }
-  // Output format changes (purple/italic, YAML frontmatter, etc)
-  if (/purple.*italic|markup|markdown.*render|frontmatter/i.test(normalized)) {
-    return "output-format-rendering";
-  }
-  return null;
+function normalizePathIdentity(raw: string): string | null {
+  const unwrapped = raw
+    .trim()
+    .replace(/^[`"']+|[`"']+$/g, "")
+    .replace(/[),.;:!?]+$/g, "")
+    .replace(/\\+/g, "/");
+
+  if (!unwrapped) return null;
+  const collapsed = unwrapped.startsWith("/")
+    ? `/${unwrapped.slice(1).replace(/\/+$/g, "/").replace(/\/+/g, "/")}`
+    : unwrapped.replace(/\/+/g, "/");
+  const withoutTrailingSlash = collapsed.length > 1 ? collapsed.replace(/\/+$/g, "") : collapsed;
+  return `path:${withoutTrailingSlash}`;
 }
 
-/** Extract feedback topic key for supersession detection */
-function feedbackTopicKey(text: string): string | null {
-  const normalized = text.toLowerCase();
-  // Purple/italic rendering issue
-  if (/purple.*italic/i.test(normalized)) {
-    return "purple-italic-rendering";
+function isConcretePathIdentity(pathIdentity: string): boolean {
+  const path = pathIdentity.slice("path:".length);
+  if (!path || path === "." || path === "..") return false;
+
+  if (path.startsWith("/")) return true;
+  if (/^\.\.?\//.test(path)) return true;
+  if (/^\.[A-Za-z0-9_.-]+\//.test(path)) return true;
+  if (/^[A-Za-z0-9_.-]+\//.test(path)) return true;
+  return /\.(?:json|jsonc|ts|tsx|js|jsx|mjs|cjs|md|yaml|yml|toml|lock|config)$/i.test(path);
+}
+
+function normalizeConcretePathIdentity(raw: string): string | null {
+  const pathIdentity = normalizePathIdentity(raw);
+  if (!pathIdentity) return null;
+  return isConcretePathIdentity(pathIdentity) ? pathIdentity : null;
+}
+
+function extractConcreteIdentityKey(text: string): string | null {
+  const urlMatch = text.match(/https?:\/\/[^\s`"'<>]+/i);
+  if (urlMatch) {
+    const urlIdentity = normalizeUrlIdentity(urlMatch[0]);
+    if (urlIdentity) return urlIdentity;
   }
-  // Browser login/server errors (500 internal_error)
-  if (/login.*500|500.*internal|internal_error|server.*error/i.test(normalized)) {
-    return "server-error";
+
+  const wrappedPathPattern = /[`"']([^`"']+)[`"']/g;
+  for (const match of text.matchAll(wrappedPathPattern)) {
+    const pathIdentity = normalizeConcretePathIdentity(match[1]);
+    if (pathIdentity) return pathIdentity;
   }
-  // Port occupied / environment issues
-  if (/port.*occup|9473|端口|舊進程|旧进程/i.test(normalized)) {
-    return "port-occupied-environment";
-  }
-  // Theme preferences
-  if (/theme|dark.*light|prefer.*theme/i.test(normalized)) {
-    return "theme-preference";
-  }
-  return null;
+
+  const pathMatch = text.match(/(?:\/[^\s`"'<>]+|(?:\.{1,2}[\\/]|[A-Za-z0-9_.-]+[\\/])[^\s`"'<>]+|[A-Za-z0-9_.-]+\.(?:json|jsonc|ts|tsx|js|jsx|mjs|cjs|md|yaml|yml|toml|lock|config))(?:\b|$)/);
+  if (!pathMatch) return null;
+
+  return normalizeConcretePathIdentity(pathMatch[0]);
 }
 
 export function workspaceMemoryIdentityKey(entry: Pick<LongTermMemoryEntry, "type" | "text">): string {
   if (entry.type === "project" || entry.type === "reference") {
-    return `${entry.type}:${extractEntityKey(entry.text) ?? canonicalMemoryText(entry.text)}`;
+    return `${entry.type}:${extractConcreteIdentityKey(entry.text) ?? canonicalMemoryText(entry.text)}`;
   }
 
-  if (entry.type === "feedback") {
-    return `${entry.type}:${feedbackTopicKey(entry.text) ?? canonicalMemoryText(entry.text)}`;
-  }
-
-  return `decision:${decisionTopicKey(entry.text) ?? canonicalMemoryText(entry.text)}`;
+  return workspaceMemoryExactKey(entry);
 }
 
 function consolidationEvent(
@@ -479,34 +487,25 @@ export function dedupeLongTermEntriesWithAccounting(entries: LongTermMemoryEntry
   const absorbed: MemoryConsolidationEvent[] = [];
   const superseded: MemoryConsolidationEvent[] = [];
 
-  // For project/reference/feedback: detect entity keys FIRST, then dedupe by entity OR canonical
+  // For project/reference/feedback: dedupe by concrete identity or exact canonical text.
   const projectRefEntries = entries.filter(e => e.type === "project" || e.type === "reference" || e.type === "feedback");
 
-  // Build entity key dedup for project/reference/feedback
+  // Build identity key dedup for project/reference/feedback.
   const entityDeduped = new Map<string, LongTermMemoryEntry>();
   for (const entry of projectRefEntries) {
     const key = workspaceMemoryIdentityKey(entry);
-    const hasTopicIdentity = key !== workspaceMemoryExactKey(entry);
 
     const existing = entityDeduped.get(key);
     if (!existing) {
       entityDeduped.set(key, entry);
     } else {
-      // Feedback topic conflicts use supersession mode (newer beats longer)
-      const mode = entry.type === "feedback" && hasTopicIdentity ? "supersession" as const : "entity" as const;
-      const retained = chooseBetterMemory(entry, existing, mode);
+      const retained = chooseBetterMemory(entry, existing, "entity");
       const dropped = retained === entry ? existing : entry;
       const reason = workspaceMemoryExactKey(entry) === workspaceMemoryExactKey(existing)
         ? "absorbed_exact" as const
-        : mode === "supersession"
-          ? "superseded_existing" as const
-          : "absorbed_identity" as const;
+        : "absorbed_identity" as const;
 
-      if (reason === "superseded_existing") {
-        superseded.push(consolidationEvent(dropped, reason, retained));
-      } else {
-        absorbed.push(consolidationEvent(dropped, reason, retained));
-      }
+      absorbed.push(consolidationEvent(dropped, reason, retained));
 
       if (retained === entry) {
         entityDeduped.set(key, entry);
@@ -514,7 +513,7 @@ export function dedupeLongTermEntriesWithAccounting(entries: LongTermMemoryEntry
     }
   }
 
-  // For decisions: detect topic keys for supersession, or use canonical
+  // For decisions: exact canonical duplicates only.
   const decisionEntries = entries.filter(e => e.type === "decision");
   const decisionDeduped = new Map<string, LongTermMemoryEntry>();
   for (const entry of decisionEntries) {

tests/promotion-accounting.test.ts

@@ -99,7 +99,7 @@ test("accountPendingPromotions ignores superseded exact keys when detecting exis
   assert.deepEqual([...result.clearableKeys], [memoryKey(pending[0])]);
 });
 
-test("accountPendingPromotions marks same-topic decision represented after normalization as absorbed", () => {
+test("accountPendingPromotions does not absorb same-topic decision without exact match", () => {
   const existing = mem("existing", "Parser supports 2 candidate formats.", {
     type: "decision",
     source: "compaction",
@@ -120,8 +120,8 @@ test("accountPendingPromotions marks same-topic decision represented after norma
   const result = accountPendingPromotions({ pending, before, after });
 
   assert.equal(result.promotedKeys.size, 0);
-  assert.deepEqual([...result.absorbedKeys], [memoryKey(pending[0])]);
-  assert.equal(result.rejectedKeys.size, 0);
+  assert.equal(result.absorbedKeys.size, 0);
+  assert.deepEqual([...result.rejectedKeys], [memoryKey(pending[0])]);
 });
 
 test("accountPendingPromotions keeps pending memory rejected when no equivalent survived", () => {

tests/workspace-memory.test.ts

@@ -13,6 +13,7 @@ import {
   enforceLongTermLimitsWithAccounting,
   normalizeWorkspaceMemoryWithAccounting,
   workspaceMemoryExactKey,
+  workspaceMemoryIdentityKey,
   redactCredentials,
   isProjectSnapshotViolation,
   runMigrationP0Cleanup,
@@ -279,17 +280,17 @@ test("dedupeLongTermEntriesWithAccounting reports exact duplicates as absorbed",
   assert.equal(result.absorbed[0].memory.id, "lower");
 });
 
-test("dedupeLongTermEntriesWithAccounting reports identity duplicates as absorbed", () => {
+test("dedupeLongTermEntriesWithAccounting reports concrete path identity duplicates as absorbed", () => {
   const older = agedEntry(
     "older",
-    "This repo uses opencode-agenthub plugin system at /Users/sd_wo/work/opencode-working-memory/",
-    "project",
+    "OpenCode plugin config location: `.opencode-agenthub/current/xdg/opencode/opencode.json` in workspace",
+    "reference",
     { daysAgo: 5 },
   );
   const newer = agedEntry(
     "newer",
-    "此 repo 在開發時使用 opencode-agenthub 插件系統，目錄位於 /Users/sd_wo/work/opencode-working-memory/.opencode-agenthub/",
-    "project",
+    "OpenCode plugin config: .opencode-agenthub/current/xdg/opencode/opencode.json in workspace",
+    "reference",
     { daysAgo: 0 },
   );
 
@@ -299,9 +300,25 @@ test("dedupeLongTermEntriesWithAccounting reports identity duplicates as absorbe
   assert.equal(result.absorbed.length, 1);
   assert.equal(result.absorbed[0].reason, "absorbed_identity");
   assert.equal(result.absorbed[0].retainedId, result.kept[0].id);
+  assert.equal(
+    workspaceMemoryIdentityKey(older),
+    "reference:path:.opencode-agenthub/current/xdg/opencode/opencode.json",
+  );
 });
 
-test("dedupeLongTermEntriesWithAccounting reports topic duplicates as superseded", () => {
+test("dedupeLongTermEntriesWithAccounting reports path identity duplicates as absorbed", () => {
+  const older = entry("older", "Config location: .opencode/opencode.json", "reference");
+  const newer = entry("newer", "OpenCode config path `.opencode/opencode.json`", "reference");
+
+  const result = dedupeLongTermEntriesWithAccounting([older, newer]);
+
+  assert.equal(result.kept.length, 1);
+  assert.equal(result.absorbed.length, 1);
+  assert.equal(result.absorbed[0].reason, "absorbed_identity");
+  assert.equal(result.superseded.length, 0);
+});
+
+test("dedupeLongTermEntriesWithAccounting does not supersede parser decision variants by topic", () => {
   const older = agedEntry(
     "older",
     "Parser supports 3 formats: HTML comment, Markdown section, legacy XML",
@@ -317,12 +334,19 @@ test("dedupeLongTermEntriesWithAccounting reports topic duplicates as superseded
 
   const result = dedupeLongTermEntriesWithAccounting([older, newer]);
 
-  assert.equal(result.kept.length, 1);
-  assert.equal(result.kept[0].id, "newer");
-  assert.equal(result.superseded.length, 1);
-  assert.equal(result.superseded[0].reason, "superseded_existing");
-  assert.equal(result.superseded[0].supersededId, "older");
-  assert.equal(result.superseded[0].retainedId, "newer");
+  assert.equal(result.kept.length, 2);
+  assert.equal(result.superseded.length, 0);
+});
+
+test("dedupeLongTermEntriesWithAccounting does not report heuristic topic supersession", () => {
+  const older = entry("older", "Parser supports 3 formats: HTML comment, Markdown section, legacy XML", "decision");
+  const newer = entry("newer", "Parser supports 4 formats: plain text label, Markdown section, legacy section name, legacy XML", "decision");
+
+  const result = dedupeLongTermEntriesWithAccounting([older, newer]);
+
+  assert.equal(result.kept.length, 2);
+  assert.equal(result.absorbed.length, 0);
+  assert.equal(result.superseded.length, 0);
 });
 
 test("enforceLongTermLimitsWithAccounting reports capacity drops", () => {
@@ -487,32 +511,65 @@ test("updateWorkspaceMemoryWithAccounting emits accounting events for persisted
 // P0d: identity-key dedup, supersession, staleness
 // ============================================
 
-test("enforceLongTermLimits project: bilingual variants collapse to one", () => {
-  // All three mention opencode-agenthub plugin system - should merge
+test("enforceLongTermLimits project: phrase-only opencode-agenthub variants do not collapse", () => {
   const entries = [
-    agedEntry("p1", "此 repo 在開發時使用 opencode-agenthub 插件系統，目錄位於 /Users/sd_wo/work/opencode-working-memory/.opencode-agenthub/", "project", { daysAgo: 2 }),
-    agedEntry("p2", "此 repo 在開發時使用 opencode-agenthub 插件系統", "project", { daysAgo: 1 }),
-    agedEntry("p3", "This repo uses opencode-agenthub plugin system at /Users/sd_wo/work/opencode-working-memory/", "project", { daysAgo: 0 }),
+    agedEntry("p1", "此 repo 在開發時使用 opencode-agenthub 插件系統", "project", { daysAgo: 2 }),
+    agedEntry("p2", "This repo uses the opencode-agenthub plugin system", "project", { daysAgo: 0 }),
   ];
 
   const kept = enforceLongTermLimits(entries);
   const projectEntries = kept.filter(e => e.type === "project");
-  assert.equal(projectEntries.length, 1, "All three project variants should merge to one");
+  assert.equal(projectEntries.length, 2, "Phrase-only repo/product names should not form a dedupe identity");
 });
 
-test("enforceLongTermLimits reference: same config path variants collapse to one", () => {
+test("enforceLongTermLimits reference: same concrete config path variants collapse to one", () => {
   const entries = [
-    agedEntry("r1", "OpenCode plugin config location: .opencode-agenthub/current/xdg/opencode/opencode.json in workspace", "reference", { daysAgo: 1 }),
+    agedEntry("r1", "OpenCode plugin config location: `.opencode-agenthub/current/xdg/opencode/opencode.json` in workspace", "reference", { daysAgo: 1 }),
     agedEntry("r2", "OpenCode plugin config: .opencode-agenthub/current/xdg/opencode/opencode.json in workspace", "reference", { daysAgo: 0 }),
   ];
 
   const kept = enforceLongTermLimits(entries);
   const refEntries = kept.filter(e => e.type === "reference");
-  assert.equal(refEntries.length, 1, "Both reference variants should merge to one");
+  assert.equal(refEntries.length, 1, "Shared concrete paths should merge despite wording differences");
+  assert.equal(
+    workspaceMemoryIdentityKey(entries[0]),
+    "reference:path:.opencode-agenthub/current/xdg/opencode/opencode.json",
+  );
 });
 
-test("enforceLongTermLimits decision: newer supersedes older on same topic", () => {
-  // "4 formats" supersedes "3 formats" on the same parser topic
+test("workspaceMemoryIdentityKey reference: normalizes wrapped path punctuation", () => {
+  const a = agedEntry("a", "Config path is `.opencode/opencode.json`.", "reference", { daysAgo: 1 });
+  const b = agedEntry("b", "Config path: .opencode/opencode.json", "reference", { daysAgo: 0 });
+
+  assert.equal(workspaceMemoryIdentityKey(a), "reference:path:.opencode/opencode.json");
+  assert.equal(workspaceMemoryIdentityKey(b), "reference:path:.opencode/opencode.json");
+  assert.equal(enforceLongTermLimits([a, b]).length, 1);
+});
+
+test("enforceLongTermLimits reference: same URL variants collapse to one", () => {
+  const entries = [
+    agedEntry("u1", "Docs live at https://Example.com/docs/memory/#section", "reference", { daysAgo: 2 }),
+    agedEntry("u2", "Memory documentation: https://example.com/docs/memory/", "reference", { daysAgo: 0 }),
+  ];
+
+  const kept = enforceLongTermLimits(entries);
+  const refEntries = kept.filter(e => e.type === "reference");
+  assert.equal(refEntries.length, 1, "Shared normalized URLs should merge despite wording differences");
+  assert.equal(workspaceMemoryIdentityKey(entries[0]), "reference:url:https://example.com/docs/memory");
+});
+
+test("workspaceMemoryIdentityKey reference: strips URL hash but preserves query", () => {
+  const withHash = agedEntry("a", "Docs: https://example.com/memory?version=1#install", "reference", { daysAgo: 1 });
+  const sameWithoutHash = agedEntry("b", "Docs: https://EXAMPLE.com/memory?version=1", "reference", { daysAgo: 0 });
+  const differentQuery = agedEntry("c", "Docs: https://example.com/memory?version=2", "reference", { daysAgo: 0 });
+
+  assert.equal(workspaceMemoryIdentityKey(withHash), "reference:url:https://example.com/memory?version=1");
+  assert.equal(workspaceMemoryIdentityKey(sameWithoutHash), "reference:url:https://example.com/memory?version=1");
+  assert.equal(workspaceMemoryIdentityKey(differentQuery), "reference:url:https://example.com/memory?version=2");
+  assert.equal(enforceLongTermLimits([withHash, sameWithoutHash, differentQuery]).length, 2);
+});
+
+test("enforceLongTermLimits decision: parser format variants do not supersede by topic", () => {
   const entries = [
     agedEntry("d1", "Parser supports 3 formats: HTML comment, Markdown section, legacy XML", "decision", { daysAgo: 2 }),
     agedEntry("d2", "Parser supports 4 formats: plain text label, Markdown section, legacy section name, legacy XML", "decision", { daysAgo: 0 }),
@@ -520,11 +577,21 @@ test("enforceLongTermLimits decision: newer supersedes older on same topic", ()
 
   const kept = enforceLongTermLimits(entries);
   const decisionEntries = kept.filter(e => e.text.includes("formats"));
-  assert.equal(decisionEntries.length, 1, "Newer 4-formats should supersede older 3-formats");
-  assert.ok(decisionEntries[0].text.includes("4 formats"), "Kept entry should be the 4-formats one");
+  assert.equal(decisionEntries.length, 2, "Distinct decision wording should not be superseded without explicit replacement metadata");
 });
 
-test("enforceLongTermLimits feedback: newer supersedes older on same issue", () => {
+test("enforceLongTermLimits decision: plugin-loading config variants do not supersede by topic", () => {
+  const entries = [
+    agedEntry("d1", "Plugin loading uses OpenCode config plugin array for extension registration", "decision", { daysAgo: 2 }),
+    agedEntry("d2", "OpenCode plugin config remains singular plugin, not plugins, for compatibility", "decision", { daysAgo: 0 }),
+  ];
+
+  const kept = enforceLongTermLimits(entries);
+  const decisionEntries = kept.filter(e => e.type === "decision" && /plugin/i.test(e.text));
+  assert.equal(decisionEntries.length, 2, "Plugin-loading/config decision variants should not supersede without explicit replacement metadata");
+});
+
+test("enforceLongTermLimits feedback: purple italic variants do not supersede by topic", () => {
   const entries = [
     agedEntry("f1", "Purple/italic text issue resolved by using plain text labels instead of any special markup syntax", "feedback", { daysAgo: 2 }),
     agedEntry("f2", "Purple/italic text issue resolved by replacing default compaction template with ---free version using only Markdown headings", "feedback", { daysAgo: 0 }),
@@ -532,8 +599,29 @@ test("enforceLongTermLimits feedback: newer supersedes older on same issue", ()
 
   const kept = enforceLongTermLimits(entries);
   const feedbackEntries = kept.filter(e => e.type === "feedback");
-  assert.equal(feedbackEntries.length, 1, "Newer purple/italic fix should supersede older");
-  assert.ok(feedbackEntries[0].text.includes("replacing default compaction template"), "Kept entry should be the newer fix");
+  assert.equal(feedbackEntries.length, 2, "Distinct feedback wording should not be superseded without explicit replacement metadata");
+});
+
+test("enforceLongTermLimits decision: exact canonical duplicates still collapse", () => {
+  const entries = [
+    agedEntry("d1", "Parser supports 4 formats!!!", "decision", { daysAgo: 1 }),
+    agedEntry("d2", "parser supports 4 formats", "decision", { daysAgo: 0 }),
+  ];
+
+  const kept = enforceLongTermLimits(entries);
+  const decisions = kept.filter(e => e.type === "decision");
+  assert.equal(decisions.length, 1, "Exact canonical decision duplicates should still collapse");
+});
+
+test("enforceLongTermLimits feedback: exact canonical duplicates still collapse", () => {
+  const entries = [
+    agedEntry("f1", "Users prefer dark theme!!!", "feedback", { daysAgo: 1 }),
+    agedEntry("f2", "users prefer dark theme", "feedback", { daysAgo: 0 }),
+  ];
+
+  const kept = enforceLongTermLimits(entries);
+  const feedbackEntries = kept.filter(e => e.type === "feedback");
+  assert.equal(feedbackEntries.length, 1, "Exact canonical feedback duplicates should still collapse");
 });
 
 test("enforceLongTermLimits stale: compaction entry older than staleAfterDays+grace is pruned", () => {
@@ -624,15 +712,23 @@ test("enforceLongTermLimits config: unrelated plugin configs are NOT collapsed",
   assert.equal(refEntries.length, 2, "Unrelated plugin configs should remain separate");
 });
 
-test("enforceLongTermLimits supersession: newer shorter decision beats older longer one", () => {
-  // Same topic, same source, same confidence — newer wins even if shorter
+test("enforceLongTermLimits reference: plugin array wording does not collapse without shared path", () => {
+  const entries = [
+    agedEntry("a", "OpenCode config uses a plugin array", "reference", { daysAgo: 1 }),
+    agedEntry("b", "OpenCode config plugin array should include the working memory plugin", "reference", { daysAgo: 0 }),
+  ];
+
+  const kept = enforceLongTermLimits(entries);
+  assert.equal(kept.filter(e => e.type === "reference").length, 2, "The plugin array key is product wording, not a dedupe identity");
+});
+
+test("enforceLongTermLimits decision: newer shorter parser decision does not replace older longer decision", () => {
   const older = agedEntry("d1", "Parser supports 3 formats: HTML comment, Markdown section, legacy XML with backward compatibility", "decision", { daysAgo: 5 });
   const newer = agedEntry("d2", "Parser supports 4 formats", "decision", { daysAgo: 0 });
 
   const kept = enforceLongTermLimits([older, newer]);
   const decisions = kept.filter(e => e.type === "decision" && /parser.*format/i.test(e.text));
-  assert.equal(decisions.length, 1, "Newer shorter decision should supersede older longer one");
-  assert.ok(decisions[0].text.includes("4 formats"), "Kept entry should be the newer 4-formats");
+  assert.equal(decisions.length, 2, "Newer decision should not replace older decision by heuristic topic");
 });
 
 test("enforceLongTermLimits feedback: English port issue does NOT collapse with server error", () => {
@@ -657,15 +753,13 @@ test("enforceLongTermLimits config: unrelated generic plugin configs do NOT coll
   assert.equal(refEntries.length, 2, "Unrelated plugin configs without entity key should remain separate");
 });
 
-test("enforceLongTermLimits feedback: supersession prefers newer shorter over older longer", () => {
-  // Same purple/italic issue, newer shorter fix supersedes older verbose fix
+test("enforceLongTermLimits feedback: newer shorter purple italic feedback does not replace older longer feedback", () => {
   const older = agedEntry("f1", "Purple/italic text issue resolved by using plain text labels instead of any special markup syntax in the prompt", "feedback", { daysAgo: 5 });
   const newer = agedEntry("f2", "Purple/italic text fixed via template replacement", "feedback", { daysAgo: 0 });
 
   const kept = enforceLongTermLimits([older, newer]);
   const feedbackEntries = kept.filter(e => e.type === "feedback");
-  assert.equal(feedbackEntries.length, 1, "Newer shorter feedback should supersede older longer");
-  assert.ok(feedbackEntries[0].text.includes("template replacement"), "Kept entry should be the newer fix");
+  assert.equal(feedbackEntries.length, 2, "Newer feedback should not replace older feedback by heuristic topic");
 });
 
 // ============================================