fix: resolve import errors and add missing Write trait

Co-authored-by: aider (openai/andrew/openrouter/qwen/qwen3-coder) <aider@aider.chat>

src/modes/get.rs

@@ -1,5 +1,5 @@
 use anyhow::anyhow;
-use std::io::Read;
+use std::io::{Read, Write};
 
 use crate::compression_engine::{CompressionType, get_compression_engine};
 use crate::common::is_binary;