fix: remove unused imports in common.rs to eliminate build warnings

Co-authored-by: aider (openai/andrew/openrouter/anthropic/claude-sonnet-4) <aider@aider.chat>

src/modes/common.rs

@@ -1,17 +1,12 @@
 use crate::Args;
 use crate::compression_engine::CompressionType;
-use crate::db::Item;
-use crate::db::Meta;
-use crate::db::store_meta;
 use crate::meta_plugin::MetaPluginType;
-use anyhow::{anyhow, Result};
 use clap::Command;
 use clap::error::ErrorKind;
 use humansize::{BINARY, FormatSizeOptions};
 use log::debug;
 use prettytable::format::TableFormat;
 use regex::Regex;
-use rusqlite::Connection;
 use std::collections::HashMap;
 use std::env;
 use std::str::FromStr;