style: fix formatting issues

- Add missing newlines at end of files
- Fix indentation in ssl.go
- Remove extra blank lines

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

internal/handler/sendfile.go

@@ -76,4 +76,4 @@ func platformSendfile(conn any, file *os.File, offset, length int64) error {
 	// macOS sendfile 签名复杂，简化使用 fallback
 	// Windows TransmitFile 需要特殊 API
 	return syscall.ENOTSUP
-}
+}

internal/handler/sendfile_linux.go

@@ -167,4 +167,4 @@ func getSocketFd(conn net.Conn) (uintptr, error) {
 	default:
 		return 0, syscall.ENOTSUP
 	}
-}
+}

internal/middleware/compression/pool_bench_test.go

@@ -149,4 +149,4 @@ func BenchmarkGzipCompress_Sizes(b *testing.B) {
 			}
 		})
 	}
-}
+}

internal/proxy/cache_key_allocation_test.go

@@ -107,4 +107,4 @@ func BenchmarkCacheKeyHash_Compare(b *testing.B) {
 			_, _ = p.buildCacheKeyHash(ctx)
 		}
 	})
-}
+}

internal/proxy/utils.go

@@ -34,4 +34,4 @@ func isInWhitelist(key []byte, whitelist map[string]bool) bool {
 		}
 	}
 	return false
-}
+}

internal/server/pool_test.go

@@ -140,7 +140,6 @@ func TestPoolConcurrentSubmit(t *testing.T) {
 
 	for range 100 {
 		wg.Go(func() {
-
 			_ = p.Submit(nil, func(_ *fasthttp.RequestCtx) {
 				counter.Add(1)
 			})

internal/server/server.go

@@ -447,7 +447,6 @@ func (s *Server) startSingleMode() error {
 
 	s.fastServer = s.createFastServer(serverCfg, s.handler)
 
-
 	s.running = true
 
 	// 创建监听器并保存，用于热升级
@@ -578,7 +577,6 @@ func (s *Server) startVHostMode() error {
 
 	s.fastServer = s.createFastServer(serverCfg, s.handler)
 
-
 	s.running = true
 
 	// 创建监听器并保存，用于热升级
@@ -678,7 +676,6 @@ func (s *Server) startMultiServerMode() error {
 			// 创建 fasthttp.Server
 			fastSrv := s.createFastServer(serverCfg, h)
 
-
 			// 检查 SSL 配置
 			if serverCfg.SSL.Cert != "" && serverCfg.SSL.Key != "" {
 				tlsManager, err := ssl.NewTLSManager(&serverCfg.SSL)

internal/stream/ssl.go

@@ -131,12 +131,12 @@ func (m *SSLManager) GetTLSConfig() *tls.Config {
 
 	// 设置协议版本
 	if len(m.config.Protocols) > 0 {
-	tlsConfig.MinVersion = sslutil.ParseMinTLSVersion(m.config.Protocols)
+		tlsConfig.MinVersion = sslutil.ParseMinTLSVersion(m.config.Protocols)
 	}
 
 	// 设置加密套件
 	if len(m.config.Ciphers) > 0 {
-	tlsConfig.CipherSuites = sslutil.ParseCipherSuitesLenient(m.config.Ciphers)
+		tlsConfig.CipherSuites = sslutil.ParseCipherSuitesLenient(m.config.Ciphers)
 	}
 
 	// 配置客户端证书验证（mTLS）

internal/utils/ipallowlist.go

@@ -90,4 +90,4 @@ func IPInAllowList(ip net.IP, allowList []net.IPNet) bool {
 		}
 	}
 	return false
-}
+}

internal/variable/expand_allocation_test.go

@@ -179,4 +179,4 @@ func BenchmarkExpandAllocation_ContextReuse(b *testing.B) {
 	}
 
 	ReleaseContext(vc)
-}
+}