feat:add frontend motor and first_light config

csaxs_bec/device_configs/first_light.yaml

@@ -0,0 +1,5 @@
+optics:
+  - !include ./optics_hutch.yaml
+
+frontend:
+  - !include ./frontend.yaml

csaxs_bec/device_configs/frontend.yaml

@@ -0,0 +1,10 @@
+idgap:
+  description: 'Motor to control the IDGap of X12SA'
+  deviceClass: ophyd_devices.devices.undulator.UndulatorGap
+  deviceConfig: 
+    prefix: 'X10SA-UIND:'
+  onFailure: raise # Consider changing to buffer
+  enabled: true
+  readoutPriority: baseline
+  readOnly: true # put to false if you like to move it
+  softwareTrigger: false