fix(api): add missing INNER_API_KEY to InnerAPIConfig (#19166)

api/configs/feature/__init__.py

         default=False,
     )
 
+    INNER_API_KEY: Optional[str] = Field(
+        description="API key for accessing the internal API",
+        default=None,
+    )
+
 
 class LoggingConfig(BaseSettings):
     """

api/controllers/inner_api/wraps.py

 
         # get header 'X-Inner-Api-Key'
         inner_api_key = request.headers.get("X-Inner-Api-Key")
-        if not inner_api_key or inner_api_key != dify_config.INNER_API_KEY_FOR_PLUGIN:
+        if not inner_api_key or inner_api_key != dify_config.INNER_API_KEY:
             abort(401)
 
         return view(*args, **kwargs)

api/tests/unit_tests/configs/test_dify_config.py

 
     assert str(config["CODE_EXECUTION_ENDPOINT"]) == "http://sandbox:8194/"
     assert str(URL(str(config["CODE_EXECUTION_ENDPOINT"])) / "v1") == "http://sandbox:8194/v1"
+
+
+def test_inner_api_config_exist():
+    config = DifyConfig()
+    assert config.INNER_API is False
+    assert config.INNER_API_KEY is None