Comment all new code

storage-new/models/NoteToPing.go

@@ -1,10 +1,12 @@
 package models
 
-// A binding of one note to one mentioned account
+// A binding of one note to one mentioned account.
+// A note may ping multiple users, but each ping wil be stored
+// at most once
 type NoteToPing struct {
 	ID           uint64 `gorm:"primarykey"`
-	Note         Note
+	Note         Note   // The note mentioning an account
 	NoteId       string
-	PingTarget   User
+	PingTarget   User // The account being mentioned
 	PingTargetId string
 }