feat(gpu-service): add sliced compute ratio, confirm activate/deactivate, watch instance types

- add configurable compute (cores) percentage in sliced mode (cores >= memory)
- confirm instance-type activate/deactivate via DeleteModal
- live-sync instance types list via chunked watch

src/locales/en-US/gpuservice.ts

@@ -122,6 +122,9 @@ export default {
   'gpuservice.instance.mode.whole': 'Full GPU',
   'gpuservice.instance.mode.sliced': 'By Ratio',
   'gpuservice.instance.slice.memoryPercentage': 'VRAM Percentage (%)',
+  'gpuservice.instance.slice.coresPercentage': 'Compute Percentage (%)',
+  'gpuservice.instance.slice.cores.min':
+    'The compute ratio must be no less than the VRAM ratio ({count}%)',
   'gpuservice.instance.slice.fullCores': '100% Compute',
   'gpuservice.instance.slice.percentage.required':
     'Please select or enter a percentage',