Feat: switch team; team model

utils/main.go

@@ -22,3 +22,16 @@ func StrInSlice(key string, sl []string) bool {
 	}
 	return false
 }
+
+func RemoveFromSlice(key string, sl []string) []string {
+	if !StrInSlice(key, sl) {
+		return sl
+	}
+	resp := []string{}
+	for _, el := range sl {
+		if el != key {
+			resp = append(resp, el)
+		}
+	}
+	return resp
+}