Fix gosec, govet, and errorlint linter errors

Co-authored-by: Junie <junie@jetbrains.com>

cmd/metacrypt/init.go

@@ -43,7 +43,7 @@ func runInit(cmd *cobra.Command, args []string) error {
 	if err != nil {
 		return err
 	}
-	defer database.Close()
+	defer func() { _ = database.Close() }()
 
 	if err := db.Migrate(database); err != nil {
 		return err

cmd/metacrypt/root.go

@@ -29,5 +29,5 @@ func initConfig() {
 	}
 	viper.AutomaticEnv()
 	viper.SetEnvPrefix("METACRYPT")
-	viper.ReadInConfig()
+	_ = viper.ReadInConfig()
 }

cmd/metacrypt/server.go

@@ -50,7 +50,7 @@ func runServer(cmd *cobra.Command, args []string) error {
 	if err != nil {
 		return err
 	}
-	defer database.Close()
+	defer func() { _ = database.Close() }()
 
 	if err := db.Migrate(database); err != nil {
 		return err

cmd/metacrypt/snapshot.go

@@ -40,7 +40,7 @@ func runSnapshot(cmd *cobra.Command, args []string) error {
 	if err != nil {
 		return err
 	}
-	defer database.Close()
+	defer func() { _ = database.Close() }()
 
 	if err := sqliteBackup(database, snapshotOutput); err != nil {
 		return err

cmd/metacrypt/status.go

@@ -26,7 +26,7 @@ var (
 func init() {
 	statusCmd.Flags().StringVar(&statusAddr, "addr", "", "server address (e.g., https://localhost:8443)")
 	statusCmd.Flags().StringVar(&statusCACert, "ca-cert", "", "path to CA certificate for TLS verification")
-	statusCmd.MarkFlagRequired("addr")
+	_ = statusCmd.MarkFlagRequired("addr")
 	rootCmd.AddCommand(statusCmd)
 }
 
@@ -34,7 +34,7 @@ func runStatus(cmd *cobra.Command, args []string) error {
 	tlsCfg := &tls.Config{MinVersion: tls.VersionTLS12}
 
 	if statusCACert != "" {
-		pem, err := os.ReadFile(statusCACert)
+		pem, err := os.ReadFile(statusCACert) //nolint:gosec
 		if err != nil {
 			return fmt.Errorf("read CA cert: %w", err)
 		}
@@ -53,7 +53,7 @@ func runStatus(cmd *cobra.Command, args []string) error {
 	if err != nil {
 		return err
 	}
-	defer resp.Body.Close()
+	defer func() { _ = resp.Body.Close() }()
 
 	var status struct {
 		State string `json:"state"`