remove unused imports

crates/treehouse/src/config.rs

@@ -2,7 +2,7 @@ use std::{collections::HashMap, ops::ControlFlow};
 
 use anyhow::{anyhow, Context};
 use serde::{Deserialize, Serialize};
-use tracing::{debug, error, info_span, instrument};
+use tracing::{error, info_span, instrument};
 
 use crate::{
     html::highlight::{

crates/treehouse/src/generate.rs

@@ -9,7 +9,7 @@ use dir_helper::DirHelper;
 use handlebars::{handlebars_helper, Handlebars};
 use include_static_helper::IncludeStaticHelper;
 use serde::Serialize;
-use tracing::{debug, error, info, info_span, instrument};
+use tracing::{error, info_span, instrument};
 
 use crate::{
     config::Config,

crates/treehouse/src/main.rs

@@ -1,11 +1,10 @@
-use std::fs::{self, File};
+use std::fs;
 use std::path::PathBuf;
 use std::sync::Arc;
 
 use anyhow::Context;
 use clap::Parser;
 use tracing::{error, info_span};
-use tracing_subscriber::fmt::format::FmtSpan;
 use tracing_subscriber::layer::SubscriberExt as _;
 use tracing_subscriber::util::SubscriberInitExt as _;
 use treehouse::cli::serve::serve;

crates/treehouse/src/vfs/image_size_cache.rs

@@ -2,7 +2,7 @@ use std::{fmt, io::Cursor};
 
 use anyhow::Context;
 use dashmap::DashMap;
-use tracing::{debug, info_span, instrument, warn};
+use tracing::{info_span, instrument, warn};
 
 use crate::config;