Merge remote-tracking branch 'origin/dev' into dev

zd-model/src/main/java/com/zd/model/constant/CacheDevice.java

@@ -25,7 +25,12 @@ public enum CacheDevice {
     /**
      * 继电器失效周期
      */
-    RELAY_LIFE("relay_life:", 10 * 60 * 60L);
+    RELAY_LIFE("relay_life:", 10 * 60 * 60L),
+
+    /**
+     * 火灾摄像头前缀
+     */
+    FIRE_CAMERA_KEY("fire:camera:",72 * 60 * 60L);
 
     /**
      * redis 缓存