chore: use singular style in config class name (#5489)

api/tests/unit_tests/configs/test_dify_config.py

@@ -3,7 +3,7 @@ from textwrap import dedent
 import pytest
 from flask import Flask
 
-from configs.app_configs import DifyConfigs
+from configs.app_config import DifyConfig
 
 EXAMPLE_ENV_FILENAME = '.env'
 
@@ -19,32 +19,32 @@ def example_env_file(tmp_path, monkeypatch) -> str:
     return str(file_path)
 
 
-def test_dify_configs_undefined_entry(example_env_file):
+def test_dify_config_undefined_entry(example_env_file):
     # load dotenv file with pydantic-settings
-    settings = DifyConfigs(_env_file=example_env_file)
+    config = DifyConfig(_env_file=example_env_file)
 
     # entries not defined in app settings
     with pytest.raises(TypeError):
         # TypeError: 'AppSettings' object is not subscriptable
-        assert settings['LOG_LEVEL'] == 'INFO'
+        assert config['LOG_LEVEL'] == 'INFO'
 
 
-def test_dify_configs(example_env_file):
+def test_dify_config(example_env_file):
     # load dotenv file with pydantic-settings
-    settings = DifyConfigs(_env_file=example_env_file)
+    config = DifyConfig(_env_file=example_env_file)
 
     # constant values
-    assert settings.COMMIT_SHA == ''
+    assert config.COMMIT_SHA == ''
 
     # default values
-    assert settings.EDITION == 'SELF_HOSTED'
-    assert settings.API_COMPRESSION_ENABLED is False
-    assert settings.SENTRY_TRACES_SAMPLE_RATE == 1.0
+    assert config.EDITION == 'SELF_HOSTED'
+    assert config.API_COMPRESSION_ENABLED is False
+    assert config.SENTRY_TRACES_SAMPLE_RATE == 1.0
 
 
 def test_flask_configs(example_env_file):
     flask_app = Flask('app')
-    flask_app.config.from_mapping(DifyConfigs(_env_file=example_env_file).model_dump())
+    flask_app.config.from_mapping(DifyConfig(_env_file=example_env_file).model_dump())
     config = flask_app.config
 
     # configs read from dotenv directly