Refactor bot command invocation

bots/discord/commands/Source.go

@@ -0,0 +1,15 @@
+package commands
+
+import (
+	"github.com/bwmarrin/discordgo"
+)
+
+// Source shows the link for the Discord bot's source code.
+func Source(s *discordgo.Session, msg *discordgo.MessageCreate) bool {
+	if msg.Content != "!source" {
+		return false
+	}
+
+	s.ChannelMessageSend(msg.ChannelID, msg.Author.Mention()+" B-baaaaaaaka! Y..you...you want to...TOUCH MY CODE?!\n\nhttps://github.com/animenotifier/notify.moe/tree/go/bots/discord")
+	return true
+}