add DFS SLS api in dm

csst_common/data_manager.py

@@ -26,6 +26,9 @@ from csst_dfs_api.facility.level0 import Level0DataApi
 from csst_dfs_api.facility.level0prc import Level0PrcApi
 from csst_dfs_api.msc.level1 import Level1DataApi
 from csst_dfs_api.msc.level2 import Level2DataApi
+from csst_dfs_api.sls.level1 import Level1DataApi as SlsLevel1DataApi
+from csst_dfs_api.sls.level1prc import Level1PrcApi as SlsLevel1PrcApi
+from csst_dfs_api.sls.level2spectra import Level2SpectraApi as SlsLevel2DataApi
 from csst_dfs_api.common.catalog import CatalogApi
 
 from .logger import get_logger
@@ -262,6 +265,18 @@ class CsstMsDataManager:
     def dfs_L0PrcApi(self):
         return Level0PrcApi()
 
+    @property
+    def dfs_SlsL1DataApi(self):
+        return SlsLevel1DataApi()
+
+    @property
+    def dfs_SlsL1PrcApi(self):
+        return SlsLevel1PrcApi()
+
+    @property
+    def dfs_SlsL2DataApi(self):
+        return SlsLevel2DataApi()
+
     @property
     def dfs_CalApi(self):
         return CalMergeApi()