Implement Markdown Escaping in Relevant Areas

[KazWolfe]

Describe the bug

Currently, certain functions (especially /dma search) do not escape markdown that get passed to them. As such, commands such as the following are possible:

/dma search test` from [DMA](https://malicious-website.wolf):

To Reproduce

Steps to reproduce the behavior:

1. Run above sample command in any DMW-aware server.

Expected behavior

Markdown should be escaped properly and content should not be injectable.

Screenshots