Move generated file writes into owning adapters

internal/adapters/subprocess/run.go

@@ -7,9 +7,6 @@ import (
 	"os/exec"
 	"strings"
 	"time"
-
-	"gitea.maximumdirect.net/eric/narratio/internal/fileops"
-	"gopkg.in/yaml.v3"
 )
 
 // RunRequest defines a subprocess invocation.
@@ -108,29 +105,6 @@ func Run(ctx context.Context, req RunRequest) (RunResult, error) {
 	return result, fmt.Errorf("command failed to run (%s): %w", diagnostics, joinErrors(outcome.waitErr, outcome.contextErr, outcome.abortErr, cleanupErr))
 }
 
-// WriteYAMLAtomic marshals value as YAML and atomically writes it to path.
-func WriteYAMLAtomic(path string, value any, perm os.FileMode) error {
-	data, err := yaml.Marshal(value)
-	if err != nil {
-		return fmt.Errorf("marshal yaml for %q: %w", path, err)
-	}
-	if err := WriteFileAtomic(path, data, perm); err != nil {
-		return fmt.Errorf("write yaml %q: %w", path, err)
-	}
-	return nil
-}
-
-// WriteFileAtomic writes bytes through the shared durable replacement primitive.
-func WriteFileAtomic(path string, data []byte, perm os.FileMode) error {
-	if strings.TrimSpace(path) == "" {
-		return fmt.Errorf("write file: path is required")
-	}
-	if err := fileops.WriteFileAtomic(path, data, perm); err != nil {
-		return fmt.Errorf("write file %q: %w", path, err)
-	}
-	return nil
-}
-
 func buildDiagnostics(req RunRequest, result RunResult, stderrTail string) string {
 	details := fmt.Sprintf(
 		"executable=%q args=%v cwd=%q timeout=%s exit_code=%d timed_out=%t canceled=%t stdout_log=%q stderr_log=%q",