增加添加和绑定sn，增加阿里云推送

src/main/java/com/onekeycall/videotablet/controller/TencentTrtcController.java

@@ -0,0 +1,49 @@
+package com.onekeycall.videotablet.controller;
+
+import com.onekeycall.videotablet.entity.DeviceInfo;
+import com.onekeycall.videotablet.result.Result;
+import com.onekeycall.videotablet.service.DeviceSnService;
+import com.onekeycall.videotablet.service.UserService;
+import com.onekeycall.videotablet.tencent.trtc.TLSSigAPIv2;
+import com.onekeycall.videotablet.utils.JwtUtil;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import java.time.Instant;
+import java.util.HashMap;
+import java.util.Map;
+
+@RestController
+@RequestMapping("/public")
+public class TencentTrtcController {
+    @Autowired
+    private JwtUtil jwtUtil;
+    @Autowired
+    private UserService userService;
+    @Autowired
+    private DeviceSnService deviceSnService;
+
+
+    @GetMapping("/get_trtc_sig")
+    public Result getTrtcSig(
+            @RequestHeader("Authorization") String authHeader, @RequestHeader("Device-ID") String deviceId,
+            @RequestParam(value = "user_id") String userId
+    ) {
+        if (!authHeader.startsWith("Bearer ")) {
+            return Result.error().message("Invalid Authorization header");
+        }
+        String token = authHeader.substring(7); // 去掉 "Bearer " 前缀
+
+        if (!jwtUtil.validateAccessToken(userId, token, deviceId)) {
+            return Result.error().message("Invalid token");
+        }
+
+        TLSSigAPIv2 tlsSigAPIv2 = new TLSSigAPIv2(1600100994, "ccc0d591fe50bd9c05df7e3182256eb43fd83d1127ae7dc01a3d256dd80f3ae2");
+        String sig = tlsSigAPIv2.genUserSig(userId);
+        Map<String, Object> map = new HashMap<>();
+        map.put("sig", sig);
+        map.put("expire", Instant.now().getEpochSecond() + TLSSigAPIv2.EXPIRETIME);
+        return Result.ok().data(map);
+    }
+}
+