feat(gateway): 补齐号池主动探测后台任务 (#342)

- 解析 pool_advanced 主动探测开关与间隔配置
- 对齐 Python 版本的探测间隔默认值和范围限制
- 新增号池配额主动探测 worker
- 支持 codex、kiro、antigravity provider
- 使用 Redis 时间戳和 provider 级锁避免重复探测
- 接入 gateway 后台任务并补充测试

apps/aether-gateway/src/handlers/admin/provider/pool/config.rs

@@ -246,6 +246,8 @@ pub(crate) fn admin_provider_pool_config_from_config_value(
             rate_limit_cooldown_seconds: 300,
             overload_cooldown_seconds: 30,
             health_policy_enabled: true,
+            probing_enabled: false,
+            probing_interval_minutes: 10,
             stream_timeout_threshold: 3,
             stream_timeout_window_seconds: 1800,
             stream_timeout_cooldown_seconds: 300,
@@ -299,6 +301,16 @@ pub(crate) fn admin_provider_pool_config_from_config_value(
             .get("health_policy_enabled")
             .and_then(Value::as_bool)
             .unwrap_or(true),
+        probing_enabled: pool_advanced
+            .get("probing_enabled")
+            .and_then(Value::as_bool)
+            .unwrap_or(false),
+        probing_interval_minutes: pool_advanced
+            .get("probing_interval_minutes")
+            .and_then(json_u64)
+            .filter(|value| *value > 0)
+            .map(|value| value.min(1440))
+            .unwrap_or(10),
         stream_timeout_threshold: pool_advanced
             .get("stream_timeout_threshold")
             .and_then(json_u64)
@@ -366,6 +378,8 @@ mod tests {
                 "rate_limit_cooldown_seconds": 420,
                 "overload_cooldown_seconds": 45,
                 "health_policy_enabled": false,
+                "probing_enabled": true,
+                "probing_interval_minutes": 20,
                 "stream_timeout_threshold": 4,
                 "stream_timeout_window_seconds": 900,
                 "stream_timeout_cooldown_seconds": 180
@@ -383,11 +397,34 @@ mod tests {
         assert_eq!(config.rate_limit_cooldown_seconds, 420);
         assert_eq!(config.overload_cooldown_seconds, 45);
         assert!(!config.health_policy_enabled);
+        assert!(config.probing_enabled);
+        assert_eq!(config.probing_interval_minutes, 20);
         assert_eq!(config.stream_timeout_threshold, 4);
         assert_eq!(config.stream_timeout_window_seconds, 900);
         assert_eq!(config.stream_timeout_cooldown_seconds, 180);
     }
 
+    #[test]
+    fn clamps_pool_quota_probe_interval_to_python_range() {
+        let provider = sample_provider(json!({
+            "pool_advanced": {
+                "probing_enabled": true,
+                "probing_interval_minutes": 2000,
+            }
+        }));
+        let config = admin_provider_pool_config(&provider).expect("pool config should exist");
+        assert_eq!(config.probing_interval_minutes, 1440);
+
+        let provider = sample_provider(json!({
+            "pool_advanced": {
+                "probing_enabled": true,
+                "probing_interval_minutes": 0,
+            }
+        }));
+        let config = admin_provider_pool_config(&provider).expect("pool config should exist");
+        assert_eq!(config.probing_interval_minutes, 10);
+    }
+
     #[test]
     fn parses_zero_sticky_session_ttl_to_disable_sticky_sessions() {
         let config = admin_provider_pool_config_from_config_value(Some(&json!({

apps/aether-gateway/src/handlers/admin/provider/pool/runtime/writes.rs

@@ -612,6 +612,8 @@ mod tests {
             rate_limit_cooldown_seconds: 300,
             overload_cooldown_seconds: 30,
             health_policy_enabled: true,
+            probing_enabled: false,
+            probing_interval_minutes: 10,
             stream_timeout_threshold: 3,
             stream_timeout_window_seconds: 1800,
             stream_timeout_cooldown_seconds: 300,