add swagger support

- install swaggo
- add swagger config option

utils/config.go

@@ -42,6 +42,7 @@ type ConfigStructure struct { // nolint: maligned
 	LogFormat              string                           `json:"logFormat"`
 	ServeInAPIMode         bool                             `json:"serveInAPIMode"`
 	DatabaseBackend        DBConfig                         `json:"databaseBackend"`
+	EnableSwaggerEndpoint  bool                             `json:"enableSwaggerEndpoint"`
 }
 
 // DBConfig
@@ -180,6 +181,7 @@ var Config = ConfigStructure{
 	LogLevel:               "debug",
 	LogFormat:              "default",
 	ServeInAPIMode:         false,
+	EnableSwaggerEndpoint:  false,
 }
 
 // LoadConfig loads configuration from json file

utils/config_test.go

@@ -148,7 +148,8 @@ func (s *ConfigSuite) TestSaveConfig(c *C) {
 		"    \"type\": \"\",\n"+
 		"    \"url\": \"\",\n"+
                 "    \"dbPath\": \"\"\n" +
-		"  }\n"+
+		"  },\n"+
+                "  \"enableSwaggerEndpoint\": false\n" +
 		"}")
 }