Struct ConfigChange 

pub struct ConfigChange {
    pub key: String,
    pub old_value: Option<ConfigValue>,
    pub new_value: ConfigValue,
    pub version: u64,
    pub changed_at: Instant,
    pub changed_by: String,
}

Record of a configuration change (audit trail).

Fields

key: String

Which key was changed.

old_value: Option<ConfigValue>

Old value (None if new key).

new_value: ConfigValue

New value.

version: u64

Version after this change.

changed_at: Instant

When the change was applied.

changed_by: String

Who made the change (e.g., API caller ID).

Trait Implementations

impl Clone for ConfigChange

fn clone(&self) -> ConfigChange

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ConfigChange

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.