Refactor and update configuration and scripts

- Removed several formatting options from `rustfmt.toml` for cleaner configuration.
- Added `schemars` dependency to `scripts/Cargo.toml`.
- Updated `config_tool.rs` for improved formatting and readability.
- Refactored `main.rs` to enhance code clarity and maintainability.
- Updated `.rustc_info.json` to reflect the latest build information.
- Improved integration tests for better readability and consistency.
- Adjusted error recovery tests to enhance clarity and maintainability.
- Refactored search and retrieve tests for improved readability.
- Enhanced update and sync tests for better structure and clarity.

Author: jruokola

.clippy.toml

@@ -6,11 +6,8 @@ single-char-binding-names-threshold = 4
 trivial-copy-size-limit = 256
 pass-by-value-size-limit = 256
 too-many-lines-threshold = 150
-large-type-threshold = 200
 enum-variant-size-threshold = 200
 verbose-bit-mask-threshold = 1
-literal-representation-threshold = 10
-trivially-copy-pass-by-ref-size-limit = 256
 avoid-breaking-exported-api = false
 suppress-restriction-lint-in-const = false
 disallowed-methods = [