style: инициализировать слайсы через make

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

cmd/synapse-backupper/generate_config_test.go

@@ -140,13 +140,8 @@ func TestGenerateConfig_AllKeys(t *testing.T) {
 	}
 
 	out := buf.String()
-	requiredKeys := []string{
-		"host", "port", "user", "password", "database", "sslmode", "exclude_tables",
-		"dir", "retention_days", "cron",
-		"pq_scheme", "classical_scheme",
-		"pq_public_key_path", "classical_public_key_path",
-		"healthz", "log",
-	}
+	requiredKeys := make([]string, 0, 16)
+	requiredKeys = append(requiredKeys, "host", "port", "user", "password", "database", "sslmode", "exclude_tables", "dir", "retention_days", "cron", "pq_scheme", "classical_scheme", "pq_public_key_path", "classical_public_key_path", "healthz", "log")
 
 	for _, key := range requiredKeys {
 		if !strings.Contains(out, key) {

cmd/synapse-backupper/keygen_test.go

@@ -74,12 +74,9 @@ func TestKeygenCmdBoth(t *testing.T) {
 	}
 
 	// Verify all 4 files exist.
-	files := []string{
-		prefix + ".pq.pub.pem",
-		prefix + ".pq.priv.pem",
-		prefix + ".classical.pub.pem",
-		prefix + ".classical.priv.pem",
-	}
+	files := make([]string, 0, 4)
+	files = append(files, prefix+".pq.pub.pem", prefix+".pq.priv.pem", prefix+".classical.pub.pem", prefix+".classical.priv.pem")
+
 	for _, f := range files {
 		if _, err := os.Stat(f); err != nil {
 			t.Errorf("expected file %s to exist: %v", f, err)
@@ -274,7 +271,10 @@ func TestKeygenCmdPermissions(t *testing.T) {
 		t.Fatalf("Execute failed: %v", err)
 	}
 
-	pubFiles := []string{prefix + ".pq.pub.pem", prefix + ".classical.pub.pem"}
+	pubFiles := make([]string, 0, 2)
+
+	pubFiles = append(pubFiles, prefix+".pq.pub.pem", prefix+".classical.pub.pem")
+
 	for _, f := range pubFiles {
 		info, err := os.Stat(f)
 		if err != nil {
@@ -286,7 +286,10 @@ func TestKeygenCmdPermissions(t *testing.T) {
 		}
 	}
 
-	privFiles := []string{prefix + ".pq.priv.pem", prefix + ".classical.priv.pem"}
+	privFiles := make([]string, 0, 2)
+
+	privFiles = append(privFiles, prefix+".pq.priv.pem", prefix+".classical.priv.pem")
+
 	for _, f := range privFiles {
 		info, err := os.Stat(f)
 		if err != nil {

cmd/synapse-backupper/restore.go

@@ -94,9 +94,11 @@ var restoreCmd = &cobra.Command{
 		}
 
 		decryptor := newRestoreDecryptor(registry)
+		privateKeys := make([]crypto.RecipientPriv, 0, 2)
+		privateKeys = append(privateKeys, pqPriv, classicalPriv)
 		if err := decryptor.Decrypt(
 			inFile,
-			[]crypto.RecipientPriv{pqPriv, classicalPriv},
+			privateKeys,
 			out,
 		); err != nil {
 			return err

cmd/synapse-backupper/restore_test.go

@@ -153,7 +153,10 @@ func TestRestoreCmd_Structure(t *testing.T) {
 		t.Fatalf("expected Use='restore', got %q", restoreCmd.Use)
 	}
 
-	requiredFlags := []string{"in", "privkey-pq", "privkey-classical"}
+	requiredFlags := make([]string, 0, 3)
+
+	requiredFlags = append(requiredFlags, "in", "privkey-pq", "privkey-classical")
+
 	for _, f := range requiredFlags {
 		if restoreCmd.Flag(f) == nil {
 			t.Fatalf("missing required --%s flag", f)
@@ -172,7 +175,9 @@ func TestRestoreCmd_Structure(t *testing.T) {
 }
 
 func TestRestoreCmd_RequiredFlags(t *testing.T) {
-	required := []string{"in", "privkey-pq", "privkey-classical"}
+	required := make([]string, 0, 3)
+	required = append(required, "in", "privkey-pq", "privkey-classical")
+
 	for _, name := range required {
 		flag := restoreCmd.Flag(name)
 		if flag == nil {