Pull request 176: Fix busy loop in http1_codec

Squashed commit of the following:

commit 467d684adb
Author: Zhavoronkov Aleksei <a.zhavoronkov@adguard.com>
Date:   Thu Mar 5 10:55:16 2026 +0300

    Fix busy loop in http1_codec

CHANGELOG.md

@@ -1,5 +1,7 @@
 # CHANGELOG
 
+- [Fix] HTTP/1.1 codec busy loop when receiving partial request headers.
+
 ## 1.0.13
 
 - [Fix] Change deep-link format from `tt://` to `tt://?`. For backward compatibility, `tt://` is still supported.

lib/src/http1_codec.rs

@@ -188,6 +188,11 @@ where
                         let _ = self.upload_tx.reserve().await;
                     }
                     self.transport_stream.read_buf(&mut buffer).await?;
+                } else if matches!(self.state, State::WaitingRequest(_)) {
+                    let bytes_read = self.transport_stream.read_buf(&mut buffer).await?;
+                    if bytes_read == 0 {
+                        buffer.clear();
+                    }
                 }
                 Ok(buffer)
             };