fix: [Tutorial] Witnesses in Depth: Patterns, Types, and Real Use Cases

[Mira-Mjodheim]

Fixes #291

Now I have a full picture of the repo. The repository holds event submission entries, but for a full tutorial like this, I'll create both the tutorial document and a submission entry.

FILE: tutorials/witnesses-in-depth.md

# Witnesses in Depth: Patterns, Types, and Real Use Cases

Zero-knowledge proofs are powerful — but only if you can feed them the right inputs. In Midnight's Com

## Changed Files
- `Events/eclipse/witnesses-in-depth.md`
- `tutorials/witnesses-in-depth.md`

[Mira-Mjodheim]

Hi! Friendly ping on this PR — it has been open for a little while. Happy to rebase, adjust, or address any feedback. Thanks!

[Mira-Mjodheim]

Hi! Friendly ping on this PR — it has been open for a little while. Happy to rebase, adjust, or address any feedback. Thanks!