Remove TTRSS Feeds Service

See merge request !169

A cleaner and more polished version of Cyrinux's bio with better grammar and flow. Rephrased to improve readability while keeping the core message about combining passion with utility through associative hosting.

migrate bridge services from bridges.tedomum.net to mb.tedomum.net

The changes update the documentation to reflect the new bridge hostnames and include
additional requirements for using the bridges. Specifically:
- Update Signal and WhatsApp bridge hostnames from bridges.tedomum.net to mb.tedomum.net
- Clarify that a Tedomum Matrix account is required to use the bridges
- Improve connection instructions with clearer prerequisites

fix: link to documentation

See merge request !167

This reverts commit 0f2b9ab6

This reverts commit be5cfb1a