feat(notify): 重构通信内核并补齐 stream/bulk/record/transfer 能力

- 引入 LogicalConn/TransportConn 分层，ClientConn 保留兼容适配层
  - 新增 Stream、Bulk、RecordStream 三条数据面能力及对应控制路径
  - 完成 transfer/file 传输内核与状态快照、诊断能力
  - 补齐 reconnect、inbound dispatcher、modern psk 等基础模块
  - 增加大规模回归、并发与基准测试覆盖
  - 更新依赖库

internal/transport/stream_test.go

@@ -0,0 +1,44 @@
+package transport
+
+import "testing"
+
+func TestNamedPipeNetworkAliases(t *testing.T) {
+	tests := []struct {
+		network string
+		want    bool
+	}{
+		{network: "npipe", want: true},
+		{network: "pipe", want: true},
+		{network: "namedpipe", want: true},
+		{network: "named-pipe", want: true},
+		{network: "tcp", want: false},
+		{network: "unix", want: false},
+	}
+
+	for _, tt := range tests {
+		if got := IsNamedPipeNetwork(tt.network); got != tt.want {
+			t.Fatalf("IsNamedPipeNetwork(%q) = %v, want %v", tt.network, got, tt.want)
+		}
+	}
+}
+
+func TestNormalizeNamedPipeAddr(t *testing.T) {
+	tests := []struct {
+		name string
+		addr string
+		want string
+	}{
+		{name: "short-name", addr: "notify-demo", want: `\\.\pipe\notify-demo`},
+		{name: "pipe-prefix", addr: `pipe\notify-demo`, want: `\\.\pipe\notify-demo`},
+		{name: "slash-prefix", addr: "//./pipe/notify-demo", want: `\\.\pipe\notify-demo`},
+		{name: "normalized", addr: `\\.\pipe\notify-demo`, want: `\\.\pipe\notify-demo`},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := NormalizeNamedPipeAddr(tt.addr); got != tt.want {
+				t.Fatalf("NormalizeNamedPipeAddr(%q) = %q, want %q", tt.addr, got, tt.want)
+			}
+		})
+	}
+}