fix: resolve warnings (partial)

- Fix unused variable entry_type -> _entry_type
- Remove unused imports BufMut and cache_jobs from companies handlers
- Fix doc comment on lazy_static
- Add #[allow(dead_code)] to reset_daily_actions and reset_monthly_credits
- Fix unused imports in job_seekers handlers

apps/companies/src/handlers/mod.rs

@@ -7,8 +7,6 @@ use axum::{
     routing::{get, patch, post},
     Json, Router,
 };
-use bytes::BufMut;
-use cache::jobs as cache_jobs;
 use redis::AsyncCommands;
 use serde::Deserialize;
 use uuid::Uuid;

apps/cron/src/tasks/ai.rs

@@ -1,6 +1,7 @@
 use sqlx::PgPool;
 
 /// Reset daily_actions_used for all subscriptions every day.
+#[allow(dead_code)]
 pub async fn reset_daily_actions(pool: &PgPool) -> Result<(), sqlx::Error> {
     let rows = sqlx::query(
         "UPDATE user_ai_subscriptions SET daily_actions_used = 0, updated_at = NOW()"

apps/job_seekers/src/handlers.rs

@@ -7,7 +7,6 @@ use axum::{
     Json, Router,
 };
 use bytes::BufMut;
-use cache::jobs as cache_jobs;
 use redis::AsyncCommands;
 use serde::Deserialize;
 use uuid::Uuid;

crates/cache/src/ollama.rs

@@ -232,7 +232,7 @@ impl CircuitBreaker {
     }
 }
 
-/// Global rate limiter instance (shared across all clients)
+// Global rate limiter instance (shared across all clients)
 lazy_static::lazy_static! {
     static ref GLOBAL_RATE_LIMITER: RateLimiter = RateLimiter::new(
         std::env::var("OLLAMA_RATE_LIMIT_PER_MINUTE")

crates/db/src/models/ai_credits.rs

@@ -752,7 +752,7 @@ impl AiCreditsRepository {
         .fetch_optional(&mut *tx)
         .await?;
 
-        let Some((_, debit_credits, entry_type)) = debit_entry else {
+        let Some((_, debit_credits, _entry_type)) = debit_entry else {
             tx.rollback().await?;
             return Err(AiCreditsError::ReservationNotFound);
         };