update Important note

Signed-off-by: Thorsten Frommen <info@tfrommen.de>

Author: tfrommen

README.md

@@ -7,7 +7,9 @@
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 > [!IMPORTANT]
-> Development on this package has shifted to maintenance mode. We remain committed to fixing bugs, ensuring compatibility, and addressing security concerns, but new features are not planned at this time. For active projects, we recommend migrating to [`syde/phpcs`](https://github.com/inpsyde/phpcs), the next-generation Syde PHP Coding Standards, supporting PHP 8.1+.
+> Please note that development on **this package has shifted to maintenance mode** only. We remain committed to fixing bugs, ensuring compatibility, and addressing security concerns **until July 31, 2025**. New features are not planned at this time. Maintenance mode will end on August 1, 2025, effectively marking the End-of-Life date of this package.
+> 
+> For active projects, we **strongly recommend migrating to [`syde/phpcs`](https://github.com/inpsyde/phpcs)**, the next-generation Syde PHP Coding Standards for WordPress development at scale, supporting PHP 8.1+. Please refer to the dedicated [Migration](https://github.com/inpsyde/phpcs/blob/main/docs/Migration.md) docs to get a high-level understanding of the potential migration effort.
 
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