feat: 实现WebSocket通信框架及任务管理功能

新增WebSocket客户端和服务端通信框架，包括会话管理、心跳检测和自动重连机制
添加任务管理器用于处理WebSocket任务创建和执行
实现消息回调处理和错误处理机制
重构销售类型服务并添加缓存支持
移除旧的销售类型服务实现

client/src/main/java/com/ecep/contract/WebSocketClientSession.java

@@ -0,0 +1,56 @@
+package com.ecep.contract;
+
+import com.ecep.contract.constant.WebSocketConstant;
+import com.ecep.contract.task.Tasker;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.JsonNode;
+import lombok.Getter;
+import lombok.Setter;
+
+import java.util.Map;
+import java.util.UUID;
+
+public class WebSocketSession {
+    @Getter
+    private String sessionId = UUID.randomUUID().toString();
+
+    private WebSocketClientTasker tasker;
+
+    private final WebSocketService webSocketService;
+
+    public WebSocketSession(WebSocketService webSocketService) {
+        this.webSocketService = webSocketService;
+    }
+
+    public void close() {
+    }
+
+    public void submitTask(WebSocketClientTasker tasker, Object... args) throws JsonProcessingException {
+        Map<String, Object> argments = Map.of(
+                WebSocketConstant.SESSION_ID_FIELD_NAME, getSessionId(),
+                "type", "createTask",
+                "taskName", tasker.getTaskName(),
+                "args", args);
+        webSocketService.send(argments);
+    }
+
+    public void onMessage(JsonNode node) {
+        if (node.has("type")) {
+            String type = node.get("type").asText();
+            if (type.equals("message")) {
+                JsonNode args = node.get("args");
+                String message = args.get(1).asText();
+                String level = args.get(0).asText();
+                if (tasker instanceof Tasker<?> t) {
+                    t.updateMessage(java.util.logging.Level.parse(level), message);
+                }
+            } else if (type.equals("title")) {
+                JsonNode args = node.get("args");
+                String message = args.get(0).asText();
+                if (tasker instanceof Tasker<?> t) {
+                    t.updateTitle(message);
+                }
+            }
+        }
+    }
+}