She was bragging about hating me on Facebook and she made a bunch of unfounded allegations saying that I was trying to get somebody else into trouble. She and this colleague were ultimately found out for having a clique, when I reported her for doing something very inappropriate round the office and breaching confidentiality rules. She was laughing, smirking and making inappropriate comments when I was unwell. She is now being promoted and I find that stunning because she is best mate with the manager who hated me. should I report her