test(processor): remove code comments from wholefile_test

internal/processor/wholefile_test.go

@@ -16,11 +16,11 @@ var update = flag.Bool("update", false, "update golden files")
 
 type wholeFileCase struct {
 	name       string
-	file       string // fixture under testdata/, e.g. "py_inline.py"
+	file       string
 	cli        types.CLI
-	cfg        *config.Config  // nil => config.Default()
-	gitMode    bool            // true => processFileWithLineRanges (surgical git path)
-	ranges     []git.LineRange // used only when gitMode; nil => whole file
+	cfg        *config.Config
+	gitMode    bool
+	ranges     []git.LineRange
 	wantBackup bool
 }
 
@@ -65,9 +65,6 @@ func runWholeFileCase(t *testing.T, tc wholeFileCase) {
 
 	golden := src + ".golden"
 	if *update {
-		// Goldens are hand-verified expected values. Regenerating under CI would
-		// let the suite pass unconditionally while overwriting the checked-in
-		// goldens — the exact regression the golden strategy exists to catch.
 		if os.Getenv("CI") != "" {
 			t.Fatal("-update must not be used in CI: it overwrites goldens and makes assertions trivially pass")
 		}