Merge pull request 'chore: add lan and lng map position and map link' (#22) from chore-add-lat-lng-link into v2

Reviewed-on: #22

wallet/v1/msg.proto

@@ -197,7 +197,10 @@ message PropertyMeta {
   string completion_date = 10;
   string user_agreement_url = 11;
   string location_image = 12;
-  PropertyDetail detail = 13;
+  float lat = 13;
+  float lng = 14;
+  string map_link= 15;
+  PropertyDetail detail = 16;
 }
 
 message PropertyDetail {