Refine self-improvement review guidance

Narrow IsHandled, label-scope, UI-handler, checkpoint, and bulk-operation guidance to evidence-backed false-positive boundaries.

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

microsoft/knowledge/performance/avoid-commit-inside-loops.good.al

@@ -16,11 +16,18 @@ codeunit 50128 "Perf Sample CommitInLoop Good"
 {
     procedure NormalizeCustomerNames()
     var
+        NormalizeState: Record "Perf Normalize State";
         LastCustomerNo: Code[20];
     begin
-        // The outer loop owns checkpoints; the per-row loop contains no Commit.
-        while NormalizeNextChunk(LastCustomerNo) do
+        NormalizeState.Get('CUSTOMER');
+        LastCustomerNo := NormalizeState."Last Customer No.";
+
+        while NormalizeNextChunk(LastCustomerNo) do begin
+            // Persist progress in the same transaction as the completed chunk.
+            NormalizeState."Last Customer No." := LastCustomerNo;
+            NormalizeState.Modify();
             Commit();
+        end;
     end;
 
     local procedure NormalizeNextChunk(var LastCustomerNo: Code[20]): Boolean
@@ -58,3 +65,17 @@ codeunit 50128 "Perf Sample CommitInLoop Good"
         exit(true);
     end;
 }
+
+table 50128 "Perf Normalize State"
+{
+    fields
+    {
+        field(1; Code; Code[10]) { }
+        field(2; "Last Customer No."; Code[20]) { }
+    }
+
+    keys
+    {
+        key(PK; Code) { Clustered = true; }
+    }
+}