From 3003ac888be8b4a845a3581af6dbf7e74ebaa7fd Mon Sep 17 00:00:00 2001
From: ITQ <itq.dev@ya.ru>
Date: Mon, 23 Feb 2026 11:47:29 +0300
Subject: [PATCH] chore(): settings improvements

---
 src/backend/config/settings.py | 98 ++++++++++++++++++++++++++++++----
 1 file changed, 88 insertions(+), 10 deletions(-)

diff --git a/src/backend/config/settings.py b/src/backend/config/settings.py
index 350b800..8b5c481 100644
--- a/src/backend/config/settings.py
+++ b/src/backend/config/settings.py
@@ -34,17 +34,25 @@ ALLOWED_HOSTS = env.list(
 
 # Caching
 
-REDIS_URI = env("REDIS_URI", default="redis://localhost:6379")
+REDIS_URI = env("REDIS_URI", default="unique-snowflake")
 
-CACHES = {
-    "default": {
-        "BACKEND": "django_prometheus.cache.backends.redis.RedisCache",
-        "LOCATION": REDIS_URI,
-        "TIMEOUT": None,
-        "KEY_PREFIX": "backend",
-        "VERSION": 1,
-    },
-}
+if REDIS_URI == "unique-snowflake":
+    CACHES = {
+        "default": {
+            "BACKEND": "django.core.cache.backends.locmem.LocMemCache",
+            "LOCATION": "unique-snowflake",
+        }
+    }
+else:
+    CACHES = {
+        "default": {
+            "BACKEND": "django_prometheus.cache.backends.redis.RedisCache",
+            "LOCATION": REDIS_URI,
+            "TIMEOUT": None,
+            "KEY_PREFIX": "backend",
+            "VERSION": 1,
+        },
+    }
 
 
 # Celery
@@ -60,6 +68,20 @@ CELERY_WORKER_SEND_TASK_EVENTS = True
 CELERY_TASK_SEND_SENT_EVENT = True
 
 CELERY_TASK_TRACK_STARTED = True
+CELERY_BEAT_SCHEDULE = {
+    "guardrails-check-all": {
+        "task": "guardrails.check_all",
+        "schedule": 60.0,
+    },
+    "events-cleanup-expired-pending": {
+        "task": "events.cleanup_expired_pending",
+        "schedule": 3600.0,
+    },
+    "notifications-flush-pending": {
+        "task": "notifications.flush_pending",
+        "schedule": 30.0,
+    },
+}
 
 
 # Database
@@ -369,6 +391,16 @@ LOGGING_LOGGERS = {
         "level": "DEBUG",
         "propagate": False,
     },
+    "gunicorn.error": {
+        "handlers": ["console_debug", "console_prod"],
+        "level": "INFO",
+        "propagate": False,
+    },
+    "gunicorn.access": {
+        "handlers": ["console_debug", "console_prod"],
+        "level": "INFO",
+        "propagate": False,
+    },
     "health-check": {
         "handlers": ["console_debug", "console_prod"],
         "level": "INFO" if DEBUG else "ERROR",
@@ -386,6 +418,24 @@ LOGGING_LOGGERS = {
     },
 }
 
+OTEL_LOGGING_ENABLED = env.bool(
+    "OTEL_PYTHON_LOGGING_AUTO_INSTRUMENTATION_ENABLED", default=False
+)
+
+if OTEL_LOGGING_ENABLED:
+    LOGGING_HANDLERS["otel"] = {
+        "class": "opentelemetry.sdk._logs.LoggingHandler",
+        "level": "NOTSET",
+    }
+    for _logger_config in LOGGING_LOGGERS.values():
+        if _logger_config.get("handlers") and not _logger_config.get(
+            "propagate", True
+        ):
+            _logger_config["handlers"] = [
+                *_logger_config["handlers"],
+                "otel",
+            ]
+
 LOGGING = {
     "version": 1,
     "disable_existing_loggers": False,
@@ -432,10 +482,29 @@ INSTALLED_APPS = [
     "apps.flags",
     "apps.users",
     "apps.reviews",
+    "apps.experiments",
+    "apps.events",
+    "apps.decision",
+    "apps.metrics",
+    "apps.guardrails",
+    "apps.reports",
+    "apps.notifications",
+    "apps.learnings",
+    "apps.conflicts",
     # API v1 apps
     "api.v1.auth",
+    "api.v1.flags",
     "api.v1.users",
     "api.v1.reviews",
+    "api.v1.experiments",
+    "api.v1.decision",
+    "api.v1.events",
+    "api.v1.guardrails",
+    "api.v1.reports",
+    "api.v1.metrics",
+    "api.v1.notifications",
+    "api.v1.learnings",
+    "api.v1.conflicts",
 ]
 
 # GUID
@@ -576,6 +645,15 @@ TEST_NON_SERIALIZED_APPS: list[str] = []
 
 TEST_RUNNER = "django.test.runner.DiscoverRunner"
 
+import sys  # noqa: E402
+
+if "test" in sys.argv:
+    CACHES = {
+        "default": {
+            "BACKEND": "django.core.cache.backends.locmem.LocMemCache",
+        },
+    }
+
 
 # URLs