From f4561d2c38b15b287fcf34b707ffa76250ab2040 Mon Sep 17 00:00:00 2001
From: Arnaud <arnaud@status.im>
Date: Fri, 24 Apr 2026 17:56:07 +0400
Subject: [PATCH] Remove unused imports and fix warnings

---
 library/storage_context.nim                            |  4 ++--
 .../requests/node_download_request.nim                 | 10 ++++------
 .../requests/node_lifecycle_request.nim                |  2 +-
 .../requests/node_storage_request.nim                  |  2 --
 4 files changed, 7 insertions(+), 11 deletions(-)

diff --git a/library/storage_context.nim b/library/storage_context.nim
index cbb140af..c5eddd2b 100644
--- a/library/storage_context.nim
+++ b/library/storage_context.nim
@@ -8,7 +8,7 @@
 {.pragma: callback, cdecl, raises: [], gcsafe.}
 {.passc: "-fPIC".}
 
-import std/[options, locks, atomics]
+import std/[locks, atomics]
 import chronicles
 import chronos
 import chronos/threadsync
@@ -152,7 +152,7 @@ proc runStorage(ctx: ptr StorageContext) {.async: (raises: []).} =
     # synchronously until the first await
     asyncSpawn (
       proc() {.async.} =
-        await sleepAsync(0)
+        await sleepAsync(0.milliseconds)
         await StorageThreadRequest.process(request, addr storage)
     )()
 
diff --git a/library/storage_thread_requests/requests/node_download_request.nim b/library/storage_thread_requests/requests/node_download_request.nim
index 44b38482..f0297bbe 100644
--- a/library/storage_thread_requests/requests/node_download_request.nim
+++ b/library/storage_thread_requests/requests/node_download_request.nim
@@ -15,13 +15,11 @@
 ## the onChunk handler for each chunk and / or writing to a file if filepath is set.
 ##    - CANCEL: cancels the download session
 
-import std/[options, streams]
 import chronos
 import chronicles
 import libp2p/stream/[lpstream]
 import serde/json as serde
 import ../../alloc
-import ../../../storage/units
 import ../../../storage/storagetypes
 
 from ../../../storage/storage import StorageServer, node
@@ -185,7 +183,7 @@ proc streamData(
     while not stream.atEof:
       ## Yield immediately to the event loop
       ## It gives a chance to cancel request to be processed
-      await sleepAsync(0)
+      await sleepAsync(0.milliseconds)
 
       let read = await stream.readOnce(addr buf[0], buf.len)
       buf.setLen(read)
@@ -213,7 +211,7 @@ proc stream(
     local: bool,
     filepath: cstring,
     onChunk: OnChunkHandler,
-): Future[Result[string, string]] {.raises: [], async: (raises: []).} =
+): Future[Result[string, string]] {.async: (raises: []).} =
   ## Stream the file identified by cid, calling the onChunk handler for each chunk
   ## and / or writing to a file if filepath is set.
   ##
@@ -252,7 +250,7 @@ proc stream(
 
 proc cancel(
     storage: ptr StorageServer, cCid: cstring
-): Future[Result[string, string]] {.raises: [], async: (raises: []).} =
+): Future[Result[string, string]] {.async: (raises: []).} =
   ## Cancel the download session identified by cid.
   ## This operation is not supported when using the stream mode,
   ## because the worker will be busy downloading the file.
@@ -280,7 +278,7 @@ proc cancel(
 
 proc manifest(
     storage: ptr StorageServer, cCid: cstring
-): Future[Result[string, string]] {.raises: [], async: (raises: []).} =
+): Future[Result[string, string]] {.async: (raises: []).} =
   let cid = Cid.init($cCid)
   if cid.isErr:
     return err("Failed to fetch manifest: cannot parse cid: " & $cCid)
diff --git a/library/storage_thread_requests/requests/node_lifecycle_request.nim b/library/storage_thread_requests/requests/node_lifecycle_request.nim
index 34f7c726..6638cb03 100644
--- a/library/storage_thread_requests/requests/node_lifecycle_request.nim
+++ b/library/storage_thread_requests/requests/node_lifecycle_request.nim
@@ -5,7 +5,7 @@
 
 import std/[options, json, strutils, net, os]
 import codexdht/discv5/spr
-import stew/shims/parseutils
+import std/parseutils
 import contractabi/address
 import chronos
 import chronicles
diff --git a/library/storage_thread_requests/requests/node_storage_request.nim b/library/storage_thread_requests/requests/node_storage_request.nim
index 00ffc27b..b2343041 100644
--- a/library/storage_thread_requests/requests/node_storage_request.nim
+++ b/library/storage_thread_requests/requests/node_storage_request.nim
@@ -8,10 +8,8 @@
 ## - SPACE: get the amount of space used by the local node.
 ## - EXISTS: check the existence of a cid in a node (local store).
 
-import std/[options]
 import chronos
 import chronicles
-import libp2p/stream/[lpstream]
 import serde/json as serde
 import ../../alloc
 import ../../../storage/units