added docker compose env variables file template.

.env.template

@@ -0,0 +1,15 @@
+### ./docker-compose.yml env variables config.
+
+## telegram-listener
+# telegram account details https://my.telegram.org
+WTelegramClientOptions__ApiHash                     =
+WTelegramClientOptions__ApiId                       =
+WTelegramClientOptions__PhoneNumber                 =
+
+## telegarm-client
+# telegram bot token details @BotFather
+TelegramBotOptions__Token                           =
+# toggle admin notificatons and upper bot accessed public channels ids (usually starts with "-100"
+AdministrationOptions__EnableUpdateTelegramLogging  =
+AdministrationOptions__FeedbackReceiverIds__0       =
+AdministrationOptions__UpdateReceiverIds__0         =

.gitignore

@@ -4,5 +4,6 @@
 !README.md
 .secrets/
 .env
+!.env.template
 .mono/
 WTelegram.session