feat: add Kurigram property notification bot

config.example.toml

@@ -0,0 +1,19 @@
+[telegram]
+# Obtain these values at https://my.telegram.org/apps and from @BotFather.
+api_id = 123456
+api_hash = "replace-with-api-hash"
+bot_token = "123456:replace-with-bot-token"
+
+[admins]
+# Telegram user IDs. Admins receive extended /status output.
+user_ids = [123456789]
+
+[property_api]
+# The WebSocket endpoint exposed by scrap-property.
+websocket_url = "ws://127.0.0.1:3000/ws"
+connect_timeout_seconds = 15
+reconnect_initial_delay_seconds = 1
+reconnect_max_delay_seconds = 60
+
+[database]
+path = "data/property-bot.sqlite3"