feat: add --force option to allow binary output to TTY

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

src/main.rs

@@ -150,6 +150,9 @@ struct OptionsArgs {
     #[arg(long, env("KEEP_SERVER_PASSWORD"))]
     #[arg(help("Password for server authentication (requires --server)"))]
     server_password: Option<String>,
+
+    #[arg(long, help("Force output even when binary data would be sent to a TTY"))]
+    force: bool,
 }
 
 /**