add ease-of-use sig

| name | about | labels |

| ---- | ----------------------------------- | --------- |

| add ease-of-use sig | for tracking sig applying | kind/task |

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## Task Description

To add ease-of-use sig

## Task Goal

## Sub Task

| No. | Task Description | Issue ID |

| --- | ---------------- | -------- |

| 1 | | |

To add ease-of-use sig