added readme

matrix-bot/matrix-bot.go

@@ -22,7 +22,6 @@ type Representation struct {
 	Note           string `json:"note"`
 }
 
-// day string, hour string, class string, representative string, teacher string, subject string, room string, note string
 func SendMessage(today string, nextDay string) {
 	cfg := config.Cfg.Bot
 

readme.md

@@ -0,0 +1,4 @@
+# Matrix Chat Bot for School portal substitution plan
+
+1. Change `config.sample.yaml` to `config.yaml`
+2. Fill **config.yaml** with your **credentials**