docs: add donation links and update site announcement

Author: edmondas

docs/index.md

@@ -34,13 +34,23 @@ Poweradmin is a friendly web interface for managing PowerDNS. It allows you to m
 - **[Troubleshooting](troubleshooting/debugging.md)**: Solutions for common issues
 - **[Contributing](contributing/development.md)**: How to contribute to the project
 
-## Community and Support
+## Get Involved
 
-Join our community for support and discussions:
+Poweradmin is an independently funded open-source project. Your support helps keep the project alive and growing.
 
-- [GitHub Repository](https://github.com/poweradmin/poweradmin-docs)
-- [Issue Tracker](https://github.com/poweradmin/poweradmin-docs/issues)
-- [Discussions](https://github.com/poweradmin/poweradmin/discussions)
+- [GitHub Repository](https://github.com/poweradmin/poweradmin) - source code and releases
+- [Issue Tracker](https://github.com/poweradmin/poweradmin/issues) - bug reports and feature requests
+- [Discussions](https://github.com/poweradmin/poweradmin/discussions) - community support and ideas
+
+### Support the Project
+
+If you find Poweradmin valuable, consider supporting its development:
+
+- [GitHub Sponsors](https://github.com/sponsors/edmondas)
+- [Open Collective](https://opencollective.com/poweradmin)
+- [PayPal](https://paypal.me/egirkantas)
+
+Thanks to everyone who has contributed over the years!
 
 ## License and Disclaimer
 

mkdocs.yml

@@ -23,7 +23,7 @@ extra_css:
   - css/extra.css
 
 extra:
-  announcement: "Note: This documentation is still in progress, not reviewed properly, and might contain some errors or outdated images. It's intended for the upcoming 4.0.0 release, so configuration settings might be different from previous versions."
+  announcement: "This documentation covers Poweradmin 4.x. Some sections are still being expanded."
 
 validation:
   links: