• Generate ACK for DATAGRAM frame while avoid RETX (issue #312 #325).
• Fix BBR end of startup phase detection (issue #328).
• Fix HTTP/3 v1 retry handling (issue #332)
• Fix memory leak when reset dcid (issue #333)
• Fix double decrement for ifc_active_cids_count (#334)
• Fix uninitialized value in frame_reader/frame_writer (#316)
• Remove a few overly strict asserts.