添加版本号

src/main/java/com/viontech/keliu/controller/VersionController.java

+package com.viontech.keliu.controller;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * @author vion
+ * @since 2025/6/30
+ */
+@RestController
+@Slf4j
+public class VersionController {
+
+    @GetMapping("/version")
+    public Map<String, Object> getVersion() {
+        Map<String, Object> versionInfo = new HashMap<>();
+        try {
+            String version = "V6.9.5.r1.20250823.Release";
+            versionInfo.put("version", version);
+        } catch (Exception e) {
+            versionInfo.put("error", "get version error");
+            log.error("获取版本信息失败", e);
+        }
+        return versionInfo;
+    }
+
+}