refactor: separate binary from library

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[Copilot]

Pull Request Overview

This PR separates the binary from the library by moving the main application logic into lib.rs and adds comprehensive documentation throughout the codebase. The main changes focus on improving code organization and adding missing documentation for public APIs.

• Extracts the main application logic from main.rs into a new lib.rs library crate
• Adds comprehensive documentation comments for public structs, enums, functions, and modules
• Updates package name from "good-first-bot-rs" to "good-first-bot" in Cargo.toml

Reviewed Changes

Copilot reviewed 16 out of 17 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
src/lib.rs	Creates new library entry point with comprehensive module documentation and exported run function
src/main.rs	Simplified to only handle binary execution by calling the library's run function
src/storage/sqlite.rs	Adds documentation for SqliteStorage struct and constructor
src/storage/repo_entity.rs	Documents RepoEntity, RepoEntityError, and their fields
src/storage/mod.rs	Documents storage traits, error types, and modules
src/repository/mod.rs	Documents repository service traits, errors, and data structures
src/poller/mod.rs	Documents poller errors and improves existing documentation formatting
src/pagination.rs	Documents Paginated struct and its methods with field descriptions
src/messaging/mod.rs	Documents messaging service traits and error types
src/github/mod.rs	Documents GitHub client traits, errors, and GraphQL queries
src/config.rs	Documents Config struct and all configuration fields
src/bot_handler/mod.rs	Documents bot handler context, errors, commands, and state management
src/bot_handler/commands/mod.rs	Documents command handler trait
src/bot_handler/callbacks/mod.rs	Adds module documentation for callback handlers
src/bot_handler/callback_actions.rs	Documents all callback action variants with detailed descriptions
Cargo.toml	Updates package name to "good-first-bot"