Update deps

[marioiordanov]

Development related changes

Updated dependencies: axum, reqwest, tower, tower-http, h2, base64 Removed dependencies: hyper

Refactored: server.rs Removed: builder.rs

Replaced hyper::Client with reqwest::Client Replaced axum::Extension with axum::State, suggested by axum team.

Checklist:

• [ ] Checked out the contribution guidelines
• [ ] Applied formatting - ./scripts/format.sh
• [ ] No linter errors - ./scripts/clippy_check.sh
• [ ] No unused dependencies - ./scripts/check_unused_deps.sh
• [ ] No spelling errors - ./scripts/check_spelling.sh
• [ ] Performed code self-review
• [ ] Rebased to the latest commit of the target branch (or merged it into my branch)
• [ ] Updated the docs if needed, including the TODO section
• [ ] Linked the issues resolvable by this PR - linking info
• [ ] Updated the tests if needed; all passing - execution info