Fix AI review

Webhook action check before user check

src/env.rs

@@ -41,13 +41,13 @@ pub fn load_config() -> anyhow::Result<EnvConfig> {
 }
 
 pub fn try_get_env(key: &str) -> anyhow::Result<String> {
-    let env = std::env::var(key).map_err(|e| anyhow::anyhow!(format!("{}: {}", key, e)))?;
+    let env_value = std::env::var(key).map_err(|e| anyhow::anyhow!("{}: {}", key, e))?;
 
-    if env.trim().is_empty() {
+    if env_value.trim().is_empty() {
         return Err(anyhow!(format!("env var {} is empty", key)));
     }
 
-    Ok(env)
+    Ok(env_value)
 }
 
 #[cfg(test)]