add boolean type

server/proto/core.proto

@@ -5,12 +5,14 @@ package core;
 enum TelemetryDataType {
     Float32 = 0;
     Float64 = 1;
+    Boolean = 2;
 }
 
 message TelemetryValue {
     oneof value {
         float float_32 = 1;
         double float_64 = 2;
+        bool boolean = 3;
     }
 }