Fix staticcheck errors

internal/cmd/db.go

@@ -194,23 +194,6 @@ func closestLocation(client *turso.Client) (string, error) {
 	return closest, nil
 }
 
-func isNorthAmerica(location string) bool {
-	switch location {
-	case "atl", "bos", "den", "dfw", "ewr", "iad", "lax", "mia", "ord", "sea", "sjc", "yul", "yyz":
-		return true
-	default:
-		return false
-	}
-}
-
-func suggestedLocation(mainLocation string, locations map[string]string) (string, string) {
-	if isNorthAmerica(mainLocation) {
-		return "fra", "Europe"
-	} else {
-		return "iad", "North America"
-	}
-}
-
 func isValidLocation(client *turso.Client, location string) bool {
 	locations, err := locations(client)
 	if err != nil {
@@ -220,14 +203,6 @@ func isValidLocation(client *turso.Client, location string) bool {
 	return ok
 }
 
-func locationDescription(client *turso.Client, id string) string {
-	locations, _ := locations(client)
-	if desc, ok := locations[id]; ok {
-		return desc
-	}
-	return fmt.Sprintf("Location ID: %s", id)
-}
-
 func formatLocation(client *turso.Client, id string) string {
 	locations, _ := locations(client)
 	if desc, ok := locations[id]; ok {

internal/cmd/db_replicate.go

@@ -52,7 +52,7 @@ var replicateCmd = &cobra.Command{
 
 		if ok, _ := canReplicate(client, dbName); !ok {
 			cmd := internal.Emph(fmt.Sprintf("turso group locations add %s %s", database.Group, location))
-			return fmt.Errorf("database %s is part of a group.\nUse %s to replicate the group instead.", internal.Emph(dbName), cmd)
+			return fmt.Errorf("database %s is part of a group.\nUse %s to replicate the group instead", internal.Emph(dbName), cmd)
 		}
 
 		instance, err := replicate(client, database, location)

internal/cmd/utils.go

@@ -273,21 +273,6 @@ func dbNameAndOrgArgs(cmd *cobra.Command, args []string, toComplete string) ([]s
 	return dbNameArg(cmd, args, toComplete)
 }
 
-func isSQLiteFile(file *os.File) (bool, error) {
-	defer file.Seek(0, io.SeekStart)
-	header := make([]byte, 16)
-	_, err := file.Read(header)
-	if err != nil && err != io.EOF {
-		return false, err
-	}
-
-	if string(header) == "SQLite format 3\000" {
-		return true, nil
-	}
-
-	return false, nil
-}
-
 func fetchLatestVersion() (string, error) {
 	client, err := createUnauthenticatedTursoClient()
 	if err != nil {