Enable plain TTY logging mode + loose-data processing

internal/topdata/topdata_test.go

@@ -6892,7 +6892,7 @@ func TestBuildGeneratedApplyAfterPrunesLowLockedID(t *testing.T) {
 	}
 }
 
-func TestBuildOverrideNullValueKeyNullifiesEntireRow(t *testing.T) {
+func TestBuildOverrideAsteriskKeyRemovesIdentityWithoutNullingRow(t *testing.T) {
 	root := testProjectRoot(t)
 	mkdirAll(t, filepath.Join(root, "topdata", "data", "dense", "modules"))
 	writeFile(t, filepath.Join(root, "topdata", "base_dialog.json"), "{}\n")
@@ -6925,8 +6925,8 @@ func TestBuildOverrideNullValueKeyNullifiesEntireRow(t *testing.T) {
 	if err != nil {
 		t.Fatalf("read dense.2da: %v", err)
 	}
-	if !strings.Contains(string(got), "7\t****\t****\n") {
-		t.Fatalf("expected override key \"****\" to nullify row 7, got:\n%s", string(got))
+	if !strings.Contains(string(got), "7\tShouldNotLeak\tstill-not-kept\n") {
+		t.Fatalf("expected override key \"****\" to remove identity without blanking row 7, got:\n%s", string(got))
 	}
 	lockRaw, err := os.ReadFile(filepath.Join(root, "topdata", "data", "dense", "lock.json"))
 	if err != nil {
@@ -11084,13 +11084,13 @@ func setTreeFileTimes(t *testing.T, root string, modTime time.Time) {
 		if walkErr != nil {
 			return walkErr
 		}
-		if d.IsDir() {
-			return nil
+		if err := os.Chtimes(path, modTime, modTime); err != nil {
+			return err
 		}
-		return os.Chtimes(path, modTime, modTime)
+		return nil
 	})
 	if err != nil {
-		t.Fatalf("set file times under %s: %v", root, err)
+		t.Fatalf("set tree times under %s: %v", root, err)
 	}
 }
 
@@ -11302,6 +11302,34 @@ func TestValidateProjectWarnsWhenLockKeepsNormalizedEquivalentKeysAlive(t *testi
 	}
 }
 
+func TestBuildNativeSupportsLoosePlainTableAtTopdataDataRoot(t *testing.T) {
+	root := testProjectRoot(t)
+	mkdirAll(t, filepath.Join(root, "topdata", "data"))
+	writeFile(t, filepath.Join(root, "topdata", "base_dialog.json"), "{}\n")
+	writeFile(t, filepath.Join(root, "topdata", "data", "ruleset.json"), `{
+  "columns": ["Name", "Value"],
+  "rows": [
+    {"id": 0, "Name": "TEST_RULE", "Value": "1"}
+  ]
+}`+"\n")
+
+	proj := testProject(root)
+	proj.Config.TopData.ReferenceBuilder = ""
+
+	report := ValidateProject(proj)
+	if report.HasErrors() {
+		t.Fatalf("expected loose root table to validate cleanly, got:\n%s", diagnosticsText(report.Diagnostics))
+	}
+
+	result, err := BuildNativeWithOptions(proj, NativeBuildOptions{BuildWiki: false}, nil)
+	if err != nil {
+		t.Fatalf("expected loose root table to build: %v", err)
+	}
+	if _, err := os.Stat(filepath.Join(result.Output2DADir, "ruleset.2da")); err != nil {
+		t.Fatalf("expected ruleset.2da output for loose root table: %v", err)
+	}
+}
+
 func TestValidateProjectErrorsOnTopPackageAssetCollision(t *testing.T) {
 	root := testProjectRoot(t)
 	mkdirAll(t, filepath.Join(root, "topdata", "data", "repadjust"))