Create MAINTAINERS.md

Author: mms-gianni

MAINTAINERS.md

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+- [Overview](#overview)
+- [Current Maintainers](#current-maintainers)
+- [Emeritus Matinainers](#emeritus-maintiainers)
+
+## Current Maintainers
+The current Maintainers Group for the **Kubero** Project consists of:
+
+| Name          | GitHub ID | Employer                      | Responsibilities |
+| ------------- | --------- | ----------------------------- | ---------------- |
+| Gianni Carafa | [mms-gianni](https://github.com/mms-gianni)    | Schweizer Radio und Fernsehen | Maintainer       |
+
+This list must be kept in sync with the [CNCF Project Maintainers list](https://github.com/cncf/foundation/blob/master/project-maintainers.csv).
+
+## Emeritus Matinainers
+ 
+| Name          | Employer                      | Responsibilities |
+| ------------- | ----------------------------- | ---------------- |
+|               |                               |                  |