Configure unique prepared statement naming func for asyncpg to fully resolve PgBouncer conflicts

app/database.py

@@ -7,8 +7,10 @@ database_url = settings.DATABASE_URL
 if database_url.startswith("postgresql://"):
     database_url = database_url.replace("postgresql://", "postgresql+asyncpg://", 1)
 
+from uuid import uuid4
+
 # Enable connection pooling options since we connect to Supabase
-# Connect with prepared_statement_cache_size=0 to prevent PgBouncer prepared statement conflicts
+# Connect with prepared_statement_cache_size=0 and unique statement names to prevent PgBouncer conflicts
 engine = create_async_engine(
     database_url,
     echo=settings.DEBUG,
@@ -17,7 +19,8 @@ engine = create_async_engine(
     pool_pre_ping=True,
     connect_args={
         "statement_cache_size": 0,
-        "prepared_statement_cache_size": 0
+        "prepared_statement_cache_size": 0,
+        "prepared_statement_name_func": lambda: f"__asyncpg_{uuid4().hex}__"
     }
 )