feat(backend,frontend,mcp): saved messages take text, files, voices and archived messages, the one write to telegram

backend/src/api/routers/saved.py

@@ -0,0 +1,44 @@
+from typing import Annotated
+
+import asyncpg
+from dishka.integrations.fastapi import DishkaRoute, FromDishka
+from fastapi import APIRouter, File, Form, HTTPException, UploadFile, status
+from pydantic import BaseModel
+
+from api.saved import MAX_UPLOAD_BYTES, SavedResult, forward, send_new
+from utils.storage import ContentAddressedStorage
+
+router = APIRouter(prefix="/api/saved", tags=["saved"], route_class=DishkaRoute)
+
+
+class ForwardRequest(BaseModel):
+    account_id: int
+    chat_id: int
+    message_id: int
+
+
+@router.post("")
+async def send_to_saved(
+    pool: FromDishka[asyncpg.Pool],
+    storage: FromDishka[ContentAddressedStorage],
+    account_id: Annotated[int, Form()],
+    text: Annotated[str | None, Form()] = None,
+    voice: Annotated[bool, Form()] = False,
+    file: Annotated[UploadFile | None, File()] = None,
+) -> SavedResult:
+    upload = None
+    if file is not None:
+        if file.size is not None and file.size > MAX_UPLOAD_BYTES:
+            raise HTTPException(status.HTTP_413_CONTENT_TOO_LARGE, "file too large")
+        data = await file.read()
+        upload = (data, file.filename or "file", file.content_type)
+    if upload is None and not text:
+        raise HTTPException(status.HTTP_400_BAD_REQUEST, "text or file is required")
+    return await send_new(pool, storage, account_id, text, upload, voice=voice)
+
+
+@router.post("/forward")
+async def forward_to_saved(
+    pool: FromDishka[asyncpg.Pool], body: ForwardRequest
+) -> SavedResult:
+    return await forward(pool, body.account_id, body.chat_id, body.message_id)