Fix gosec, govet, and errorlint linter errors

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

internal/server/server.go

@@ -23,18 +23,17 @@ import (
 
 // Server is the Metacrypt HTTP server.
 type Server struct {
-	cfg      *config.Config
-	seal     *seal.Manager
-	auth     *auth.Authenticator
-	policy   *policy.Engine
-	engines  *engine.Registry
-	httpSrv  *http.Server
-	grpcSrv  *grpc.Server
-	logger   *slog.Logger
-	version  string
-
-	acmeMu       sync.Mutex
+	cfg          *config.Config
+	seal         *seal.Manager
+	auth         *auth.Authenticator
+	policy       *policy.Engine
+	engines      *engine.Registry
+	httpSrv      *http.Server
+	grpcSrv      *grpc.Server
+	logger       *slog.Logger
 	acmeHandlers map[string]*internacme.Handler
+	version      string
+	acmeMu       sync.Mutex
 }
 
 // New creates a new server.