release: prepare Sandwich Hime v1 beta

Publish the sanitized Beta 1 source candidate with version-stable generated provenance, classroom/evaluation support boundaries, provisional macOS support, signed-source release policy, and an exact candidate preflight.

Material implementation, drafting, and review were assisted by OpenAI Codex. Cole Speelman reviewed the public snapshot and accepts human responsibility for the contribution.

Signed-off-by: Cole Speelman <crspeelman@gmail.com>

internal/compiler/operation.go

@@ -56,7 +56,7 @@ func Generate(ctx context.Context, paths []string) (Result, error) {
 			break
 		}
 		existing, readErr := os.ReadFile(file.OutputPath)
-		if readErr == nil && bytesEqual(existing, file.Code) {
+		if readErr == nil && generatedCodeEqual(existing, file.Code) {
 			result.Files[index].Changed = false
 			result.Unchanged++
 			continue
@@ -112,7 +112,7 @@ func Check(ctx context.Context, paths []string) (Result, error) {
 			}
 			continue
 		}
-		if bytesEqual(existing, file.Code) {
+		if generatedCodeEqual(existing, file.Code) {
 			result.Unchanged++
 			continue
 		}