Add documentation for passing your own token (#19)

* Clean up flags

* Add link to Twitch docs

* Change to ACCESS_TOKEN

README.md

@@ -46,6 +46,11 @@ redirectPort: "8080"
 `ttchat` would listen on `http://localhost:8080` for Twitch's authentication result. So, your Twitch application must have `http://localhost:8080` for a redirect URL.
 
 # Running
-`ttchat -h`
+See `ttchat -h` for options and arguments
 
 `ttchat --channel ludwig`
+
+Obtaining an access token requires you to login via your default browswer. To provide your own token, use the `--token` flag.
+See https://dev.twitch.tv/docs/authentication/getting-tokens-oauth for more details on obtaining your own access token.
+
+`ttchat -c ludwing --token $ACCESS_TOKEN`

internal/cmd/entrypoint.go

@@ -68,7 +68,7 @@ chat using a small configuration file. See repo for more details.
 
 ttchat -h
 ttchat --channel ludwig
-ttchat --channel ludwig --lines 5
+ttchat -c ludwing --token $ACCESS_TOKEN
 `,
 		Run: func(cmd *cobra.Command, args []string) {
 			rand.Seed(time.Now().UTC().UnixNano())