🔨 Add OTel/Jeager to start HTTP/SQL requests monitoring

backend/backend/db/db.py

@@ -1,3 +1,4 @@
+from opentelemetry.instrumentation.sqlalchemy import SQLAlchemyInstrumentor
 from sqlalchemy import text
 from sqlalchemy.ext.asyncio import (
     async_sessionmaker,
@@ -26,6 +27,8 @@ class Database:
         # TODO: Preserve UserLastStopSearchResults table from drop.
         self._engine = create_async_engine(db_path)
         if self._engine is not None:
+            SQLAlchemyInstrumentor().instrument(engine=self._engine.sync_engine)
+
             self._session_maker = async_sessionmaker(
                 self._engine, expire_on_commit=False, class_=AsyncSession
             )