Add standalone GusVoice AWG bot and Linux installer

vendor/gusvoice_bot/__init__.py

@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: MIT
+"""GusVoice Bot API for Python — a thin client on the standard library only.
+
+    from gusvoice_bot import Client
+    bot = Client(os.environ["BOT_TOKEN"], "https://voice.example.com")
+    bot.send_message(chat_id, "Hello")
+
+Long polling (`run_polling`), webhook deliveries with signature check (`verify_signature`, `webhook_handler`), inline
+buttons (`InlineKeyboard`), retry on 429. No WebSocket and no voice: for those use the TypeScript SDK `@gusvoice/bot`.
+"""
+from ._generated import API_VERSION, METHODS, SCHEMA_VERSION, UPDATE_TYPES
+from .client import AsyncClient, Client, InputFile, normalize_base
+from .errors import GusVoiceApiError, GusVoiceError
+from .keyboard import (
+    CALLBACK_DATA_MAX_BYTES,
+    KEYBOARD_BUTTON_TEXT_MAX,
+    KEYBOARD_BUTTONS_MAX,
+    KEYBOARD_ROW_BUTTONS_MAX,
+    InlineKeyboard,
+)
+from .polling import run_polling
+from .webhook import DEFAULT_TOLERANCE_S, SIGNATURE_HEADER, parse_signature_header, sign, verify_signature, webhook_handler
+
+__version__ = "0.1.0"
+
+__all__ = [
+    "API_VERSION",
+    "METHODS",
+    "SCHEMA_VERSION",
+    "UPDATE_TYPES",
+    "AsyncClient",
+    "Client",
+    "InputFile",
+    "normalize_base",
+    "GusVoiceApiError",
+    "GusVoiceError",
+    "CALLBACK_DATA_MAX_BYTES",
+    "KEYBOARD_BUTTON_TEXT_MAX",
+    "KEYBOARD_BUTTONS_MAX",
+    "KEYBOARD_ROW_BUTTONS_MAX",
+    "InlineKeyboard",
+    "run_polling",
+    "DEFAULT_TOLERANCE_S",
+    "SIGNATURE_HEADER",
+    "parse_signature_header",
+    "sign",
+    "verify_signature",
+    "webhook_handler",
+    "__version__",
+]