docker-compose: Have chat-archiver archive all watched channels

docker-compose.jsonnet

@@ -185,9 +185,6 @@
   ],
 
   chat_archiver:: {
-    // We currently only support archiving chat from one channel at once.
-    // This defaults to the first channel in the $.channels list.
-    channel: $.clean_channels[0],
     // Twitch user to log in as and path to oauth token
     user: "dbvideostriketeam",
     token_path: "./chat_token.txt",
@@ -528,7 +525,7 @@
     [if $.enabled.chat_archiver then "chat_archiver"]: {
       image: $.get_image("chat_archiver"),
       restart: "always",
-      command: [$.chat_archiver.user, "/token", $.chat_archiver.channel, "--name", $.localhost],
+      command: [$.chat_archiver.user, "/token", "--name", $.localhost] + $.clean_channels,
       volumes: ["%s:/mnt" % $.segments_path, "%s:/token" % $.chat_archiver.token_path],
       [if "chat_archiver" in $.ports then "ports"]: ["%s:8008" % $.ports.chat_archiver],
       environment: $.env,