package misc import (	"encoding/json"	"fmt"	"path/filepath"	"strings" 	log "github.com/sirupsen/logrus") // Separator used to visually group related log lines.var credentialSeparator = strings.Repeat("-", 67) // LogSavingCredentials emits a consistent log message when persisting auth material.func LogSavingCredentials(path string) {	if path == "" {		return	}	// Use filepath.Clean so logs remain stable even if callers pass redundant separators.	fmt.Printf("Saving credentials to %s\n", filepath.Clean(path))} // LogCredentialSeparator adds a visual separator to group auth/key processing logs.func LogCredentialSeparator() {	log.Debug(credentialSeparator)} // MergeMetadata serializes the source struct into a map and merges the provided metadata into it.func MergeMetadata(source any, metadata map[string]any) (map[string]any, error) {	var data map[string]any 	// Fast path: if source is already a map, just copy it to avoid mutation of original	if srcMap, ok := source.(map[string]any); ok {		data = make(map[string]any, len(srcMap)+len(metadata))		for k, v := range srcMap {			data[k] = v		}	} else if source != nil {		// Slow path: marshal to JSON and back to map to respect JSON tags		temp, errMarshal := json.Marshal(source)		if errMarshal != nil {			return nil, fmt.Errorf("failed to marshal source: %w", errMarshal)		}		if errUnmarshal := json.Unmarshal(temp, &data); errUnmarshal != nil {			return nil, fmt.Errorf("failed to unmarshal to map: %w", errUnmarshal)		}	} 	// Merge extra metadata	if metadata != nil {		if data == nil {			data = make(map[string]any)		}		for k, v := range metadata {			data[k] = v		}	} 	return data, nil}