fix: python versions were defined incorrectly and remove 3.9 (#3006)

* chore: update requirements to python3.10
* chore: format RUF007 rule for py310
* wrongly specified python version
python3.13 there is a greenlet build error

lnbits/nodes/lndrest.py

@@ -4,7 +4,7 @@ import asyncio
 import base64
 import json
 from http import HTTPStatus
-from typing import TYPE_CHECKING, Optional
+from typing import TYPE_CHECKING
 
 from fastapi import HTTPException
 from httpx import HTTPStatusError
@@ -60,9 +60,7 @@ def _parse_channel_point(raw: str) -> ChannelPoint:
 class LndRestNode(Node):
     wallet: LndRestWallet
 
-    async def request(
-        self, method: str, path: str, json: Optional[dict] = None, **kwargs
-    ):
+    async def request(self, method: str, path: str, json: dict | None = None, **kwargs):
         response = await self.wallet.client.request(
             method, f"{self.wallet.endpoint}{path}", json=json, **kwargs
         )
@@ -131,8 +129,8 @@ class LndRestNode(Node):
         self,
         peer_id: str,
         local_amount: int,
-        push_amount: Optional[int] = None,
-        fee_rate: Optional[int] = None,
+        push_amount: int | None = None,
+        fee_rate: int | None = None,
     ) -> ChannelPoint:
         response = await self.request(
             "POST",
@@ -176,8 +174,8 @@ class LndRestNode(Node):
 
     async def close_channel(
         self,
-        short_id: Optional[str] = None,
-        point: Optional[ChannelPoint] = None,
+        short_id: str | None = None,
+        point: ChannelPoint | None = None,
         force: bool = False,
     ):
         if short_id:
@@ -218,7 +216,7 @@ class LndRestNode(Node):
             },
         )
 
-    async def get_channel(self, channel_id: str) -> Optional[NodeChannel]:
+    async def get_channel(self, channel_id: str) -> NodeChannel | None:
         channel_info = await self.get(f"/v1/graph/edge/{channel_id}")
         info = await self.get("/v1/getinfo")
         if info["identity_pubkey"] == channel_info["node1_pub"]: