Code fixes + dependencies upgrade

[konstantinzolotarev]

No description provided.

[Copilot]

Pull request overview

Updates the challenger and scribe crates to improve runtime robustness (error handling, task supervision) while upgrading core dependencies.

Changes:

• Upgraded workspace dependencies (alloy, chrono, env_logger, tokio-util, mockall, etc.).
• Improved error handling in main (wallet required, address parsing), poller/processor failure propagation, and logging.
• Refactored/cleaned up contract error handling and added/expanded test coverage around poller/processor behavior.

Reviewed changes

Copilot reviewed 8 out of 9 changed files in this pull request and generated 6 comments.

Show a summary per file

File	Description
src/main.rs	Adds constants, improves input validation, logging, and task supervision/error propagation.
crates/scribe/src/provider.rs	Replaces unwrap() with expect() for clearer test-only URL parse failures.
crates/scribe/src/events_poller.rs	Avoids panics on missing channels, continues on per-log failures, adds tests.
crates/scribe/src/event_processor.rs	Fixes naming typo, makes start() fallible, improves error propagation and tests.
crates/scribe/src/event.rs	Changes Event::title() to return &'static str (API change) to avoid allocations.
crates/scribe/src/error.rs	Refines/extends error types (new variants, moved/removed variants).
crates/scribe/src/contract.rs	Adds helper for address-context errors, improves missing block-number handling, adds tests.
Cargo.toml	Dependency upgrades across the workspace and root crate.

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.