remove unused env var

.env.sample

@@ -3,5 +3,6 @@ BOT_DISPLAY_NAME=
 BOT_USERNAME=
 BOT_PASSWORD=
 BOT_USERID=
+FACILITATOR_GROUP_ID=
 FACILITATOR_ROOM_ID=
-CHAT_OFFLINE_MESSAGE=
+CAPTURE_TRANSCRIPTS

src/bot.js

@@ -116,7 +116,7 @@ class OcrccBot {
         const user = this.client.getUser(memberId);
         if (
           user &&
-          (user.presence === "online" || user.presence === "unavailable") &&
+          (user.presence === "online") &&
           memberId !== this.config.BOT_USERID
         ) {
           chatOffline = false;

src/index.js

@@ -13,7 +13,7 @@ const {
   BOT_DISPLAY_NAME,
   FACILITATOR_GROUP_ID,
   FACILITATOR_ROOM_ID,
-  CAPTURE_TRANSCRIPTS
+  CAPTURE_TRANSCRIPTS,
 } = process.env;
 
 const botConfig = {
@@ -28,7 +28,7 @@ const botConfig = {
   BOT_DISPLAY_NAME,
   FACILITATOR_GROUP_ID,
   FACILITATOR_ROOM_ID,
-  CAPTURE_TRANSCRIPTS
+  CAPTURE_TRANSCRIPTS,
 }
 
 import OcrccBot from './bot'