add stable audio small pingpong sampler support

acestep/ui/components.py

@@ -97,8 +97,7 @@ def create_text2music_ui(
         # Get base output directory from environment variable, defaulting to CWD-relative 'outputs'.
         # This default (./outputs) is suitable for non-Docker local development.
         # For Docker, the ACE_OUTPUT_DIR environment variable should be set (e.g., to /app/outputs).
-        _output_base_dir = os.environ.get("ACE_OUTPUT_DIR", "./outputs")
-        output_file_dir = os.path.join(_output_base_dir, "text2music")
+        output_file_dir = os.environ.get("ACE_OUTPUT_DIR", "./outputs")
         if not os.path.isdir(output_file_dir):
             os.makedirs(output_file_dir, exist_ok=True)
         json_files = [f for f in os.listdir(output_file_dir) if f.endswith('.json')]
@@ -235,7 +234,7 @@ def create_text2music_ui(
 
             with gr.Accordion("Advanced Settings", open=False):
                 scheduler_type = gr.Radio(
-                    ["euler", "heun"],
+                    ["euler", "heun", "pingpong"],
                     value="euler",
                     label="Scheduler Type",
                     elem_id="scheduler_type",
@@ -911,7 +910,8 @@ def create_text2music_ui(
         )
 
         def load_data(json_file):
-            json_file = os.path.join(output_file_dir, json_file)
+            if isinstance(output_file_dir, str):
+                json_file = os.path.join(output_file_dir, json_file)
             json_data = load_data_func(json_file)
             return json2output(json_data)